Atlas of the Flora of New England

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Genera - L

Laburnum
Lachnanthes
Lactuca (see also Mycelis)
Lamium
Lamprocapnos
Laportea
Lappula
Lapsana
Larix
Lasthenia
Lathyrus
Lavatera
Layia
Lechea
Ledum (see Rhododendron)
Leersia
Lemna
Lens
Leontodon (see also Scorzoneroides)
Leonurus
Lepidium
Leptochloa (see Diplachne and Dinebra)
Leptoloma (see Digitaria)
Lespedeza (see also Kummerowia)
Leucanthemella
Leucanthemum
Leucojum
Leucophysalis
Leucothoë (see also Eubotrys)
Levisticum
Leymus
Liatris
Ligusticum
Ligustrum
Lilaeopsis
Lilium
Limnobium
Limonium
Limosella
Linaria (see also Nuttallanthus)
Lindera
Lindernia
Linnaea
Linum (see also Radiola)
Lipandra
Liparis
Lipocarpha
Liquidambar
Liriodendron
Listera (see Neottia)
Lithospermum (see also Buglossoides)
Littorella
Lobelia
Lobularia
Loiseleuria (see Kalmia)
Lolium
Lomatogonium
Lonicera
Lophotocarpus (see Sagittaria)
Lotus (see also Acmispon)
Ludwigia
Lunaria
Lupinus
Luzula
Lychnis (see Silene)
Lycium
Lycopersicon (see Solanum)
Lycopodiella
Lycopodium (see also Diphasiastrum, Huperzia, Lycopodiella, and Pseudolycopodiella)
Lycopsis (see Anchusa)
Lycopus
Lycurus (see Muhlenbergia)
Lygodium
Lyonia
Lysimachia
Lythrum


LABURNUM (Family: Fabaceae)


LABURNUM ANAGYROIDES Medikus - Golden Chain-tree. 2n = (42), 48, (50).


Woodland margins. From Europe.


Laburnum hybrid

LABURNUM X WATERERI (Wettstein) Dippel - .


[L. ALPINUM (Miller) J. Presl X L. ANAGYROIDES Medikus]



LACHNANTHES (Family: Haemodoraceae)


Lachnanthes caroliniana (Lamarck) Dandy - Redroot. 2n = 48.


Sandy or sphagnous pond shores. [L. tinctoria (J.F. Gmelin) Elliott]



LACTUCA (Family: Asteraceae)


Lactuca biennis (Moench) Fernald - Tall Blue Lettuce. 2n = 34.


Rich or damp, open woods, clearings, thickets.


Lactuca canadensis Linnaeus - Wild Lettuce. 2n = 34.


Thickets, woods borders, open woods, meadows, fields, clearings, roadsides. [L. canadensis var. latifolia Kuntze; L. canadensis var. longifolia (Michaux) Farwell; L. canadensis var. obovata Wiegand]


Lactuca hirsuta Muhlenberg ex Nuttall - 2n = 34.


Dry, open woods, clearings. [L. hirsuta var. sanguinea (Bigelow) Fernald]


LACTUCA SATIVA Linnaeus - Garden Lettuce. 2n = 18.


Waste places. From Eurasia.


LACTUCA SERRIOLA Linnaeus - Prickly Lettuce. 2n = 18.


Waste places, roadsides. From Eurasia, northern Africa. [L. SCARIOLA Linnaeus - illegitimate name]


LACTUCA TATARICA (Linnaeus) C.A. Meyer subsp. PULCHELLA (pursh) Stebbins - Blue Lettuce. 2n = (9), 18, (34).


L. PULCHELLA (Pursh) de Candolle; MULGEDIUM PULCHELLUM (Pursh) G. Don]


Lactuca hybrid

Lactuca X morssii B.L. Robinson (pro species) - .


[L. biennis (Moench) Fernald X L. canadensis Linnaeus]



LAMIUM (Family: Lamiaceae)


LAMIUM ALBUM Linnaeus - Snowflake. 2n = 18.


Waste places, roadsides, fields. From Eurasia.


LAMIUM AMPLEXICAULE Linnaeus - Henbit. 2n = 18.


Waste places, roadsides, fields. From Eurasia, northern Africa.


LAMIUM GALEOBDOLON (Linnaeus) Linnaeus - . 2n = 18, (36).


Roadside thickets, Quercus woodlands. From Eurasia.


LAMIUM MACULATUM Linnaeus - . 2n = 18.


Roadsides, waste places. From Eurasia.


LAMIUM PURPUREUM Linnaeus var. PURPUREUM - Purple Dead-nettle. 2n = 18.


Waste places, roadsides, fields. From Eurasia, northwestern Africa.


LAMIUM PURPUREUM Linnaeus var. INCISUM - . 2n = ?


Waste places, roadsides. From Eurasia, northwestern Africa. [L. HYBRIDUM misapplied]



LAMPROCAPNOS (Family: Papaveraceae)


LAMPROCAPNOS SPECTABILIS (Linnaeus) Fukuhara - Bleeding Heart. 2n = 16.


Waste areas. From eastern Asia. [DICENTRA SPECTABILIS (Linnaeus) Lemaire]



LAPORTEA (Family: Urticaceae)


Laportea canadensis (Linnaeus) Weddell - Wood-nettle. 2n = 26.


Low, rich, moist woods, stream banks.



LAPPULA (Family: Boraginaceae)


LAPPULA OCCIDENTALIS (S. Watson) Greene var. OCCIDENTALIS - Western Stickseed. 2n = 48.


Waste places, fields, wool waste. From western North America. [L. REDOWSKI misapplied]


LAPPULA SQUARROSA (Retzius) Dumortier - Bur Forget-me-not. 2n = 48.


Roadsides, waste places, fields. From Eurasia. [L. ECHINATA Gilibert, invalid name]



LAPSANA (Family: Asteraceae)


LAPSANA COMMUNIS Linnaeus - Nipplewort. 2n = (12), 14, 16.


Waste places, roadsides, rich woods. From Eurasia.



LARIX (Family: Pinaceae)


LARIX DECIDUA Miller - European Larch. 2n = 24, (48).


Near habitations in moist woods and clearings. From Europe.    CONN herbarium image


Larix laricina (Du Roi) K. Koch - Tamarack. 2n = 24.


Northward in poorly drained lowlands, swamps, bogs, shaded hillsides, sometimes to tree line on mountain slopes; southward in cold swamps and bogs.    CONN herbarium image



LASTHENIA (Family: Asteraceae)


LASTHENIA CALIFORNICA de Candolle ex Lindley subsp. CALIFORNICA - 2n = (8), (10), 16, 32.


Wool waste. From farther west. [L. CHRYSOTOMA (Fischer & C.A. Meyer) Greene; BAERIA CHRYSOTOMA Fischer & C.A. Meyer]


LASTHENIA MINOR (de Candolle) Ornduff - Coastal Goldfields. 2n = 8.


Wool waste. From farther west. [BAERIA MINOR (de Candolle) Ferris]



LATHYRUS (Family: Fabaceae)


Lathyrus japonicus Willdenow var. maritimus (Linnaeus) Kartesz & Gandhi - Beach Pea. 2n = 14.


Sea beaches, gravelly sea shores, sandy or gravelly shores of Lake Champlain. [L. japonicus var. glaber (Seringe) Fernald; L. maritimus Bigelow var. maritimus; L. maritimus var. glaber (Seringe) Eames]


Lathyrus japonicus Willdenow var. pellitus Fernald - . 2n = 14.


Sea beaches, gravelly sea shores, sandy or gravelly shores of Lake Champlain. [L. maritimus Bigelow var. pellitus (Fernald) Gleason]


LATHYRUS LATIFOLIUS Linnaeus - Everlasting Pea. 2n = 14.


Roadsides, waste places, fields, thickets. From Europe, northern Africa.


Lathyrus ochroleucus Hooker - Pale Vetchling. 2n = 14.


Dry or rocky banks and bluffs.


LATHYRUS ODORATUS Linnaeus - Sweet Pea. 2n = 14, (28).


Waste places. From southern Italy.


Lathyrus palustris Linnaeus - Marsh Vetchling. 2n = 14, (28), 42.


Riverbanks, salt marshes, shores, meadows, swamps, damp thickets, beach bluffs. [L. palustris var. linearifolius Seringe; L. palustris var. macranthus (T.G. White) Fernald; L. palustris var. myrtifolius (Muhlenberg ex Willdenow) A. Gray; L. palustris var. pilosus (Chamisso) Ledebour]


LATHYRUS PRATENSIS Linnaeus - Yellow Vetchling. 2n = (7), (8), (9), (12), 14, (16), (21), 28, (42).


Fields, roadsides, railroads, waste places, meadows, shores. From Eurasia, northern Africa.


LATHYRUS SYLVESTRIS Linnaeus - Flat Pea. 2n = 14.


Field borders, thickets, roadsides, waste places. From Eurasia, northern Africa.


LATHYRUS TUBEROSUS Linnaeus - Earthnut Pea. 2n = 14.


Fields, meadows, roadsides, railroads. From Eurasia.



LAVATERA (Family: Malvaceae)


LAVATERA TRIMESTRIS Linnaeus - Annual Mallow. 2n = 14.


Waste places. From Mediterranean region.



LAYIA (Family: Asteraceae)


LAYIA PLATYGLOSSA (Fischer & C.A. Meyer) A. Gray - Tidy-tips. 2n = 14.


Wool waste. From farther west.



LECHEA (Family: Cistaceae)


Lechea intermedia Leggett ex Britton var. intermedia - . 2n = 18.


Dry, open, sterile, sandy or rocky soil.


Lechea intermedia Leggett ex Britton var. juniperina (E.P. Bicknell) B.L. Robinson - . 2n = ?


Dry, open, sterile, sandy or rocky soil.


Lechea maritima Leggett ex Britton var. maritima - Beach Pinweed. 2n = ?


Sandy, open soil, usually near the sea, dunes, beaches, roadsides, waste places.


Lechea minor Linnaeus - Thyme-leaved Pinweed. 2n = ?


Dry, sandy soil, pond shores, pine-oak woodlands, roadsides.


Lechea mucronata Rafinesque - Hairy Pinweed. 2n = ?


Dry, sandy or gravelly open soil, pine-oak and oak-hickory woodland margins, fields, roadsides. [L. villosa Elliott]


Lechea pulchella Rafinesque var. pulchella - . 2n = ?


Dry, pine-oak and oak-hickory woods, clearings, fields, pond shores, usually on sandy soil. [L. leggettii Britton & Hollick var. leggettii]


Lechea pulchella Rafinesque var. moniliformis (E.P. Bicknell ex Britton) Mohlenbrock - . 2n = ?


Sandy soil, frequently damp. [L. leggettii Britton & Hollick var. moniliformis (E.P. Bicknell ex Britton) Hodgdon]


Lechea tenuifolia Michaux - . 2n = ?


Dry, sandy fields, sandy or rocky woodland openings and margins, primarily oak or oak-pine woodlands.


Lechea hybrids

Lechea maritima Leggett ex Britton var. maritima X L. minor Linnaeus - .



Lechea maritima Leggett ex Britton var. maritima X L. mucronata Rafinesque - .




LEERSIA (Family: Poaceae)


Leersia oryzoides (Linnaeus) Swartz - Rice Cutgrass. 2n = (28), 48, (60).


Swamps, shores, ditches.


Leersia virginica Willdenow - Whitegrass. 2n = 48.


Shaded riverbanks, moist woods, damp thickets. [L. virginica var. ovata (Poiret) Fernald]



LEMNA (Family: Araceae)


Lemna minor Linnaeus - . 2n = (20), (30), 40, (42), (44), (50), (66), (80), (126).


Floating on quiet water of ponds and streams, muddy shores.


Lemna perpusilla Torrey - . 2n = (20), 40, (50), (60), (80).


Floating on quiet water of ponds and streams.


Lemna trisulca Linnaeus - . 2n = (20), 40, 44, (60), (80).


Surface of quiet, often basic water of ponds and streams.


Lemna turionifera Landolt - . 2n = 40, (42), (50), (80).


Quiet waters.


Lemna valdiviana Philippi - . 2n = 36, 40, 42.


Quiet waters or swift currents of streams.



LENS (Family: Fabaceae)


LENS CULINARIS Medikus - Lentil. 2n = 14, (21), (26).


Roadsides, waste places. Origin unknown (long in cultivation).



LEONTODON (Family: Asteraceae)


LEONTODON HISPIDUS Linnaeus - . 2n = 14, (21), (42).


Fields, roadsides. From Eurasia. [L. HASTILIS Linnaeus var. HASTILIS; L. HASTILIS var. VULGARIS W.D.J. Koch]


LEONTODON SAXATILIS Lamarck subsp. SAXATILIS - . 2n = 8, (12), (14).


Sandy beaches and open areas. From Eurasia. [L. LEYSSERI (Wallroth) Beck; L. TARAXACOIDES (Villars) Willdenow ex Mérat de Vaumartoise - illegitimate name]



LEONURUS (Family: Lamiaceae)


LEONURUS CARDIACA Linnaeus subsp. CARDIACA - Common Motherwort. 2n = 18.


Waste places, roadsides, woodland margins. From Eurasia.



LEPIDIUM (Family: Brassicaceae)


LEPIDIUM CAMPESTRE (Linnaeus) W.T. Aiton - Cow-cress. 2n = 16.


Waste places, fields, roadsides. From Eurasia.


LEPIDIUM CORONOPUS (Linnaeus) Al-Shehbaz - Swine-cress. 2n = 32.


Waste places, fields, roadsides. From Eurasia, northern Africa. [CORONOPUS SQUAMATUS (Forsskål) Ascherson]


LEPIDIUM DENSIFLORUM Schrader - Prairie Peppergrass. 2n = 32.


Roadsides, waste places, railroads. From farther west or south.


LEPIDIUM DIDYMUM Linnaeus - Lesser Wort-cress. 2n = (16), 32.


Waste places, roadsides, fields. Form South America. [CORONOPUS DIDYMUS (Linnaeus) Smith]


LEPIDIUM DRABA Linnaeus - Hoary Cress. 2n = (32), (62), 64, (80).


Roadsides, waste places, fields. From Eurasia. [CARDARIA DRABA (Linnaeus) Desvaux]


LEPIDIUM HETEROPHYLLUM Bentham - Smith’s Pepperwort. 2n = 16.


Roadsides, fields, waste places.


LEPIDIUM LATIFOLIUM Linnaeus - Dittander. 2n = 24, (48).


Waste places, tidal shores. From Eurasia, northern Africa.


LEPIDIUM PERFOLIATUM Linnaeus - Clasping Pepperwort. 2n = 16.


Roadsides, railroads, fields, waste places. From Eurasia, northern Africa.


LEPIDIUM RUDERALE Linnaeus - Roadside Pepperwort. 2n = 16, 32.


Roadsides, waste places, railroads. From Eurasia.


LEPIDIUM SATIVUM Linnaeus - Garden Cress. 2n = (16), 24, (32).


Roadsides, waste places. From Eurasia.


Lepidium virginicum Linnaeus subsp. virginicum - Wild Pepper-grass. 2n = (16), 32.


Roadsides, waste places, dry, open soil.



LESPEDEZA (Family: Fabaceae)


Lespedeza angustifolia (Pursh) Elliott - . 2n = 20.


Dry, open, sandy soil, sandy, pond shores.


LESPEDEZA BICOLOR Turczaninow - Shrubby Bush-clover. 2n = (18), 22, (42).


Waste places, disturbed, open, sandy or gravelly soil, roadsides. From eastern Asia.


Lespedeza capitata Michaux - . 2n = 20.


Dry, open, sandy soil, roadsides, railroads, fields, dry, rocky or sandy woods, waste places. [L. capitata var. stenophylla Bissell & Fernald; L. capitata var. velutina Fernald; L. capitata var. vulgaris Torrey & A. Gray]


LESPEDEZA CUNEATA (Dumont de Courset) G. Don - Chinese Bush-clover. 2n = 20.


Dry roadsides, fields, waste places. From eastern Asia, Australia.


LESPEDEZA CYRTOBOTRYA Miquel - . 2n = (18), 22.


Fields. From eastern Asia.


Lespedeza frutescens (Linnaeus) Hornemann - . 2n = 18, 20.


Dry, rocky woods. [L. violacea misapplied]


Lespedeza hirta (Linnaeus) Hornemann subsp. hirta - . 2n = 20.


Dry, open woods and other dry soils, often sandy or rocky.


Lespedeza procumbens Michaux - Trailing Bush-clover. 2n = 20.


Dry, sandy or rocky, open woods and clearings.


Lespedeza repens (Linnaeus) W.P.C. Barton - Creeping Bush-clover. 2n = 20.


Sandy or rocky, open woods, dry ledges, dry, rocky fields.


Lespedeza stuevei Nuttall - . 2n = 20.


Dry woods, dry, sandy, rocky or sterile, open soil, roadsides.


LESPEDEZA THUNBERGII (de Candolle) Nakai - . 2n = 22, (40).


Dry, open woods and other dry, open soils, often sandy or rocky. From eastern Asia.


Lespedeza violacea (Linnaeus) Persoon - . 2n = 20.


Dry, open, often rocky woods, dry, open, rocky soil, thickets, roadsides. [L. intermedia misapplied; see L. frutescens for traditional, misapplied use of name “L. violacea” (Reveal & Barrie 1991)]


Lespedeza virginica (Linnaeus) Britton - Slender Bush-clover. 2n = 20.


Dry, open, usually sandy or rocky soil, dry, open, often rocky woods, fields, roadsides.


Lespedeza hybrids

Lespedeza X acuticarpa Mackenzie & Bush (pro species) - .


[L. frutescens (Linnaeus) Hornemann X L. virginica (Linnaeus) Britton; L. violacea misapplied X L. virginica (Linnaeus) Britton]


Lespedeza angustifolia (Pursh) Elliott X L. capitata Michaux - .



Lespedeza X brittonii E.P. Bicknell (pro species) - .


[L. procumbens Michaux X L. virginica (Linnaeus) Britton; L. procumbens var. elliptica S.F. Blake]


Lespedeza capitata Michaux X L. violacea (Linnaeus) Persoon - .


[L. capitata Michaux X L. intermedia misapplied]


Lespedeza frutescens (Linnaeus) Hornemann X L. procumbens Michaux - .


[L. violacea misapplied X L. procumbens Michaux]]


Lespedeza frutescens (Linnaeus) Hornemann X L. violacea (Linnaeus) Persoon - .


[L. violacea misapplied X L. intermedia misapplied]]


Lespedeza hirta (Linnaeus) Hornemann subsp. hirta X L. procumbens Michaux - .



Lespedeza hirta (Linnaeus) Hornemann subsp. hirta X L. stuevei Nuttall - .



Lespedeza hirta (Linnaeus) Hornemann subsp. hirta X L. violacea (Linnaeus) Persoon - .


[L. hirta (Linnaeus) Hornemann subsp. hirta X L. intermedia misapplied]


Lespedeza hirta (Linnaeus) Hornemann subsp. hirta X L. virginica (Linnaeus) Britton - .



Lespedeza X longifolia de Candolle (pro species) - .


[L. capitata Michaux X L. hirta (Linnaeus) Hornemann subsp. hirta; L. hirta var. dissimulans Fernald]


Lespedeza X neglecta Mackenzie & Bush (pro species) - .


[L. stuevei Nuttall X L. virginica (Linnaeus) Britton]


Lespedeza X nuttallii Darlington (pro species) - .


[L. frutescens (Linnaeus) Hornemann X L. hirta (Linnaeus) Hornemann subsp. hirta; L. violacea misapplied X L. hirta subsp. hirta]


Lespedeza procumbens Michaux X L. stuevei Nuttall - .



Lespedeza X simulata Mackenzie & Bush (pro species) - .


[L. capitata Michaux X L. virginica (Linnaeus) Britton]


Lespedeza stuevei Nuttall X L. violacea (Linnaeus) Persoon - .


[L. stuevei Nuttall X L. intermedia – misapplied]



LEUCANTHEMELLA (Family: Asteraceae)


LEUCANTHEMELLA SEROTINA (Linnaeus) Tzvelev - Giant Daisy. 2n = 18.


Roadsides. From Europe. [CHRYSANTHEMUM ULIGINOSUM Persoon]



LEUCANTHEMUM (Family: Asteraceae)


LEUCANTHEMUM VULGARE Lamarck - Oxeye Daisy. 2n = 18, 36, 54, (72), (90), (108).


Fields, clearings, waste places, roadsides. From Eurasia. [CHRYSANTHEMUM LEUCANTHEMUM Linnaeus var. LEUCANTHEMUM; C. LEUCANTHEMUM var. PINNATIFIDUM Lecoq & Lamotte]


Leucanthemum hybrid

LEUCANTHEMUM X SUPERBUM (Bergmans ex J.W. Ingram) D.H. Kent - .


[L. LACUSTRE (Brotero) Sampaio X L. MAXIMUM (Ramond) de Candolle]



LEUCOJUM (Family: Amaryllidaceae)


LEUCOJUM AESTIVUM Linnaeus - Summer Snowflake. 2n = 22, (24).


Meadows, low woods. From Europe.



LEUCOPHYSALIS (Family: Solanaceae)


Leucophysalis grandiflora (Hooker) Rydberg - White Gound-cherry. 2n = 48.


Lake shores. [Chamaesaracha grandiflora (Hooker) Fernald; Physalis grandiflora Hooker]



LEUCOTHOË (Family: Ericaceae)


LEUCOTHOË AXILLARIS (Lamarck) D. Don - Coastal Dog-hobble. 2n = 22.


Swamps. From farther south.


LEUCOTHOË FONTANESIANA (Steudel) Sleumer - Mountain Dog-hobble. 2n = 22.


Sandy, pine woods. From farther south.



LEVISTICUM (Family: Apiaceae)


LEVISTICUM OFFICINALE W.D.J. Koch - Lovage. 2n = 22.


Roadsides. From western Asia.



LEYMUS (Family: Poaceae)


Leymus mollis (Trinius) Pilger subsp. mollis - American Dunegrass. 2n = 28, (56).


Sea beaches. [Elymus arenarius Linnaeus var. villosus E. Meyer; E. mollis Trinius]



LIATRIS (Family: Asteraceae)


LIATRIS LIGULISTYLIS (A. Nelson) K. Schumann - . 2n = (18), 20.


Grsvelly, roadside waste area. From farther west.


LIATRIS PYCNOSTACHYA Michaux var. PYCNOSTACHYA - . 2n = 20, 40


Roadsides, waste places, fields, sandy, pine woods clearings. From farther west and south.


Liatris scariosa (Linnaeus) Willdenow var. novae-angliae (Lunell) Gandhi, S.M. Young & P. Somers - . 2n = ?


Dry, sandy, fields, open woods, clearings and roadsides. [L. borealis misapplied]


LIATRIS SPICATA (Linnaeus) Willdenow var. SPICATA - . 2n = 20.


Roadsides, clearings, waste places. From farther south and west.



LIGUSTICUM (Family: Apiaceae)


Ligusticum scoticum Linnaeus subsp. scoticum - Scots Lovage. 2n = 22.


Salt marsh margins, sandy or rocky seashores.



LIGUSTRUM (Family: Oleaceae)


LIGUSTRUM OBTUSIFOLIUM Siebold & Zuccarini subsp. OBTUSIFOLIUM - . 2n = 46.


Woodlands, woodland margins, thickets, roadsides, streambanks. From Japan, Korea.


LIGUSTRUM OBTUSIFOLIUM Siebold & Zuccarini subsp. SUAVE (Kitagawa) Kitagawa - Amur Privet. 2n = 46.


Thickets. From China. [L. AMURENSE Carrière]


LIGUSTRUM OVALIFOLIUM Hasskarl - California Privet. 2n = (22), 46.


Roadsides, thickets, sandy, waste places. From Japan, Korea.


LIGUSTRUM SINENSE Loureiro - Chinese Privet. 2n = 46.


Railroads. From eastern Asia.


LIGUSTRUM VULGARE Linnaeus - Common Privet. 2n = 46.


Roadsides, thickets, open woodlands. From Eurasia, northwestern Africa.



LILAEOPSIS (Family: Apiaceae)


Lilaeopsis chinensis (Linnaeus) Kuntze - . 2n = 22.


Muddy tidal shores, salt marshes.



LILIUM (Family: Liliaceae)


Lilium canadense Linnaeus - Canada Lily. 2n = 24.


Meadows, low woods, thickets.


LILIUM LANCIFOLIUM Thunberg - Tiger Lily. 2n = 24, 36.


Old house sites, roadsides, dry thickets. From eastern Asia. [L. TIGRINUM Ker Gawler]


Lilium philadelphicum Linnaeus - Wood Lily. 2n = 24.


Dry, open woods, thickets, clearings.


Lilium superbum Linnaeus - Turk's-cap Lily. 2n = 24.


Meadows, damp thickets, swampy woods.



LIMNOBIUM (Family: Hydrocharitaceae)


LIMNOBIUM SPONGIA (Bosc) Richard ex Steudel - American Frog's-bit. 2n = 24.


Ponds, stagnant water. From further south.



LIMONIUM (Family: Plumbaginaceae)


Limonium carolinianum (Walter) Britton - Sea-Lavender. 2n = 36.


Salt marshes. [L. nashii Small]



LIMOSELLA (Family: Scrophulariaceae)


Limosella australis R. Brown - Welsh Mudwort. 2n = 20, (48).


Tidal mud flats, occasionally muddy or sandy inland shores. [L. subulata E. Ives]



LINARIA (Family: Plantaginaceae)


LINARIA BIPARTITA (Ventenat) Willdenow - . 2n = 12.


Dry fields, waste places, roadsides. From Morocco. [Note: The name L. BIPARTITA has been misapplied to L. INCARNATA (Ventenat) Sprengel of southwestern Europe and Morocco.]


LINARIA DALMATICA (Linnaeus) Miller subsp. DALMATICA - Balkan Toadflax. 2n = 12.


Waste places, roadsides, railroads, dunes, fields. From Balkan Europe, southwestern Asia.


LINARIA GENISTIFOLIA (Linnaeus) Miller subsp. GENISTIFOLIA - . 2n = 12.


Roadsides, railroads. From Eurasia.


LINARIA MAROCCANA Hooker (son) - Moroccan Toadflax. 2n = 12, (24).


Fields, meadows, woodland clearings, roadsides, waste places, rocky shores. From Morocco.


LINARIA REPENS (Linnaeus) Miller - Striped Toadflax. 2n = 12.


Roadsides, railroads, waste places. From western Europe.


LINARIA SPARTEA (Linnaeus) Chazelles de Prizy - Ballast Toadflax. 2n = 12.


Dry fields. From southwestern Europe.


LINARIA VULGARIS Miller - Butter-and-eggs. 2n = 12.


Roadsides, railroads, dry fields, waste places. From Eurasia.



LINDERA (Family: Lauraceae)


Lindera benzoin (Linnaeus) Blume - Spicebush. 2n = 24.


Damp woods, stream banks, in rich soil.



LINDERNIA (Family: Linderniaceae)


Lindernia dubia (Linnaeus) Pennell - . 2n = 18, 32.


Muddy, sandy or gravelly shores, meadows, marshes. [L. dubia var. anagallidea (Michaux) Cooperrider; L. dubia var. inundata (Pennell) Pennell; L. dubia var. riparia (Rafinesque) Fernald; L. anagallidea (Michaux) Pennell; L. pyxidaria misapplied]



LINNAEA (Family: Caprifoliaceae)


Linnaea borealis Linnaeus subsp. longiflora (Torrey) Piper & Beattie - American Twinflower. 2n = 32.


Moist, rich, cool woods, peaty knolls, swamps. [L. borealis var. americana (J. Forbes) Rehder]



LINUM (Family: Linaceae)


LINUM CATHARTICUM Linnaeus - Fairy Flax. 2n = 16.


Fields, roadsides, in calcareous or sandy soil. From Eurasia, northwestern Africa.


Linum intercursum E.P. Bicknell - . 2n = 36.


Sandy beaches, open, sandy places.


Linum medium (Planchon) Britton var. texanum (Planchon) Fernald - . 2n = 36.


Dry fields, roadsides, in sterile, open soil.


LINUM PERENNE Linnaeus - Blue Flax. 2n = 18, (30), 36.


Dry, sandy hills. From Eurasia.


Linum striatum Walter - . 2n = 12, 36.


Damp thickets, bogs, meadows, shores. [L. striatum var. multijugum Fernald]


Linum sulcatum Riddell - . 2n = 30.


Roadsides, sandy fields, in dry, open soil.


LINUM USITATISSIMUM Linnaeus - Common Flax. 2n = 30, (32).


Railroads, waste places, fields, roadsides. From Eurasia.


Linum virginianum Linnaeus - . 2n = 30, 36.


Roadsides, dry, open woodlands, fields, thickets, clearings.



LIPANDRA (Family: Amaranthaceae)


LIPANDRA POLYSPERMA (Linnaeus) S. Fuentes, Uotila & Borsch var. POLYSPERMA - . 2n = 18.


Waste places. From Eurasia. [CHENOPODIUM POLYSPERMUM Linnaeus var. POLYSPERMUM]


LIPANDRA POLYSPERMA Linnaeus var. ACUTIFOLIA (Smith) Moysakin - . 2n = 18.


Waste places. From Eurasia. [CHENOPODIUM POLYSPERMUM Linnaeus var. ACUTIFOLIUM (Smith) Gaudin]



LIPARIS (Family: Orchidaceae)


Liparis liliifolia (Linnaeus) Richard ex Lindley - Large Twayblade. 2n = ?.


Rich, moist woods.


Liparis loeselii (Linnaeus) Richard - Loesel's Twayblade. 2n = 26, (32).


Swamps, bogs, damp thickets, sphagnous meadows, ditches.



LIPOCARPHA (Family: Cyperaceae)


Lipocarpha micrantha (Vahl) G.C. Tucker - . 2n = ?


Sandy pond shores, rarely river shores.  [Hemicarpha micrantha (Vahl) Pax]



LIQUIDAMBAR (Family: Altingiaceae)


Liquidambar styraciflua Linnaeus - Sweet Gum. 2n = (30), 32.


Swampy woods.



LIRIODENDRON (Family: Magnoliaceae)


Liriodendron tulipifera Linnaeus - Tulip-tree. 2n = 38, (76).


Rich woods.



LITHOSPERMUM (Family: Boraginaceae)


LITHOSPERMUM CANESCENS (Michaux) Lehmann - Hoary Puccoon. 2n = 14.


Beaches. From farther west and south.


LITHOSPERMUM OCCIDENTALE (Mackenzie) Weakley, Witsell, & D. Estes - . 2n = 28.


Waste places. From farther west. [ONOSMODIUM BEJARIENSE de Candolle var. OCCIDENTALE (Mackenzie) B.L. Turner; O. MOLLE Michaux var. OCCIDENTALE (Mackenzie) I.M. Johnston; O. OCCIDENTALE Mackenzie]


LITHOSPERMUM OFFICINALE Linnaeus - European Gromwell. 2n = 28, (56).


Dry fields, roadsides, open places, waste places. From Eurasia.


Lithospermum virginianum Linnaeus - Wild Job’s-tears. 2n = ?


Dry, sandy soil. [Onosmodium virginianum (Linnaeus) A. de Candolle]




LITTORELLA (Family: Plantaginaceae)


Littorella americana Fernald - Shore-grass. 2n = 12.


Shores and margins of lakes and ponds. [L. uniflora misapplied]



LOBELIA (Family: Campanulaceae)


Lobelia cardinalis Linnaeus - Cardinal-flower. 2n = 14.


Along streams, other freshwater shores, meadows, swamps.


Lobelia dortmanna Linnaeus - Water Lobelia. 2n = 14, (16).


Sandy or gravelly pond shores in shallow water.


Lobelia inflata Linnaeus - Indian Tobacco. 2n = 14, (16), (28), (56).


Fields, clearings, open woods, roadsides, waste places.


Lobelia kalmii Linnaeus - Brook Lobelia. 2n = 14.


Shores, bogs, Thuja swamps, in calcareous soil.


Lobelia siphilitica Linnaeus var. siphilitica - Great Blue Lobelia. 2n = 14, (42).


Wet spots, often in calcareous soil.


Lobelia spicata Lamarck - Pale-spiked Lobelia. 2n = 14.


Rich meadows, moist fields, woodland trails and openings. [L. spicata var. campanulata McVaugh; L. spicata var. hirtella A. Gray]



LOBULARIA (Family: Brassicaceae)


LOBULARIA MARITIMA (Linnaeus) Desvaux - Sweet Alyssum. 2n = 24, (30), (36), (42), (48).


Waste places, roadsides. From Eurasia, Africa.



LOLIUM (Family: Poaceae)


LOLIUM ARUNDINACEUM (Schreber) Darbyshire - Reed Fescue. 2n = (28), 42, (56), (70).


Roadsides, meadows. From Europe. [FESTUCA ARUNDINACEA Schreber; F. ELATIOR Linnaeus in part; F. PRATENSIS misapplied]


LOLIUM GIGANTEUM (Linnaeus) Darbyshire - . 2n = (14), (28), 42, (56).


Waste places. From Europe. [FESTUCA GIGANTEA (Linnaeus) Villars]


LOLIUM MULTIFLORUM Lamarck - Italian Ryegrass. 2n = 14, (28).


Fields, roadsides. From Europe. [L. MULTIFLORUM var. DIMINUTUM Mutel; L. PERENNE Linnaeus var. ARISTATUM Willdenow]


LOLIUM PERENNE Linnaeus subsp. PERENNE - Ryegrass. 2n = 14, (21), (22), (28), (44), (56).


Fields, roadsides. From Europe.


LOLIUM PRATENSE (Hudson) Darbyshire - Meadow Fescue. 2n = 14, (28), (42), (56).


Fields, roadsides. From Europe. [FESTUCA PRATENSIS Hudson; F. ELATIOR Linnaeus in part]


LOLIUM TEMULENTUM Linnaeus var. TEMULENTUM - Darnel. 2n = 14, (28), (56), (70).


Waste places. From Europe.



LOMATOGONIUM (Family: Gentianaceae)


Lomatogonium rotatum (Linnaeus) Fries var. rotatum - . 2n = 10, 16.


Brackish shores of spray pools, rocky crevices next to tide pools.



LONICERA (Family: Caprifoliaceae)


Lonicera canadensis Bartram & W. Bartram ex Marshall - Fly-Honeysuckle. 2n = 18.


Woods, often moist or rich, woodland borders.


Lonicera dioica Linnaeus - Limber Honeysuckle. 2n = 18.


Open, often rocky woods, ledges, thickets, rocky banks, roadsides, fields.


LONICERA FRAGRANTISSIMA Lindley & Paxton - Sweet-Breath-of-Spring. 2n = 18.


Shrubby roadsides. From China.


Lonicera hirsuta Eaton - Hairy Honeysuckle. 2n = 18.


Wooded ledges, knolls and slopes, in calcareous soil.


LONICERA JAPONICA Thunberg - Japanese Honeysuckle. 2n = 18, (36).


Woodland margins, thickets, roadsides. From eastern Asia.


LONICERA KOROLKOWII Stapf - . 2n = ?


Rock walls. From southwestern Asia.


LONICERA MAACKII (Ruprecht) Maximowicz - Amur Honeysuckle. 2n = 18.


Woods, woodland margins, fields, roadsides, thickets, waste places. From eastern Asia.


LONICERA MORROWII A. Gray - . 2n = 18.


Roadsides, thickets, fields, woodland margins, waste places. From eastern Asia.


Lonicera oblongifolia (Goldie) Hooker - Swamp Fly-Honeysuckle. 2n = 18.


Bogs, swampy thickets, wet woods. [L. oblongifolia var. altissima (Jennings) Rehder]


LONICERA PERICLYMENUM Linnaeus - European Honeysuckle. 2n = 18, 36, 54.


Wooded ledges near habitation, roadsides. From southern Europe, northwestern Africa.


Lonicera sempervirens Linnaeus - Trumpet Honeysuckle. 2n = 36.


Woods, wooded banks, thickets, shrubby ledges, roadsides.


LONICERA TATARICA Linnaeus - Tartarian Honeysuckle. 2n = 18.


River thickets, woodland margins, roadsides, waste places. From central Asia.


Lonicera villosa (Michaux) Schultes var. villosa - Mountain Fly-Honeysuckle. 2n = ?


Swamps, meadows, bogs, wet woods, often in sphagnous soil. [L. caerulea Linnaeus var. villosa (Michaux) Torrey & A. Gray]


Lonicera villosa (Michaux) Schultes var. calvescens (Fernald & Wiegand) Fernald - . 2n = ?


Swamps, meadows, bogs, wet woods, often in sphagnous soil.


Lonicera villosa (Michaux) Schultes var. fulleri Fernald - . 2n = ?


Meadows.


Lonicera villosa (Michaux) Schultes var. solonis (Eaton) Fernald - . 2n = ?


Swamps, meadows, bogs, wet woods, often in sphagnous soil.


Lonicera villosa (Michaux) Schultes var. tonsa Fernald - . 2n = ?


Swamps, meadows, bogs, wet woods, often in sphagnous soil.


LONICERA XYLOSTEUM Linnaeus - European Fly-Honeysuckle. 2n = 18.


Roadsides, thickets, woods, waste places. From Eurasia.


Lonicera hybrids

LONICERA X BELLA Zabel - .


[L. MORROWII A. Gray X L. TATARICA Linnaeus]


LONICERA X PURPUSII Rehder - .


[L. FRAGRANTISSIMA Lindley & Paxton X L. STANDISHII Carrière]



LOTUS (Family: Fabaceae)


LOTUS CORNICULATUS Linnaeus - Bird’s-foot Trefoil. 2n = (10), (12), (16), 24, (26), (28), (32), (36).


Roadsides, fields, waste places, meadows. From Eurasia, Africa.



LUDWIGIA (Family: Onagraceae)


Ludwigia alternifolia Linnaeus - Seedbox. 2n = 16.


Pond and stream shores, swamps, marshes.


Ludwigia palustris (Linnaeus) Elliott - Common Water-purslane. 2n = 16.


Pond and stream shores, swamps. [L. palustris var. americana (de Candolle) Fernald & Griscom]


Ludwigia polycarpa Short & R. Peter - . 2n = 32.


Pond and stream shores.


Ludwigia sphaerocarpa Elliott - . 2n = 32.


Pond and stream shores, marshes. [L. sphaerocarpa var. macrocarpa Fernald & Griscom]


Ludwigia hybrid

Ludwigia X lacustris Eames (pro species) - .


[L. BREVIPES (Long) Eames X L. palustris (Linnaeus) Elliott]




LUNARIA (Family: Brassicaceae)


LUNARIA ANNUA Linnaeus - Honesty. 2n = (28), 30.


Roadsides, waste places. From Europe.



LUPINUS (Family: Fabaceae)


Lupinus perennis Linnaeus var. perennis - Wild Lupine. 2n = 48, 96.


Dry, sandy or gravelly soil, roadsides, railroads, dry, open woods, clearings, fields.


Lupinus perennis Linnaeus var. occidentalis S. Watson - . 2n = ?


Dry, sandy or gravelly soil, roadsides, railroads, dry, open woods, clearings, fields.


LUPINUS POLYPHYLLUS Lindley subsp. POLYPHYLLUS - Garden Lupine. 2n = 48, (96).


Roadsides, fields. From farther west.



LUZULA (Family: Juncaceae)


Luzula acuminata Rafinesque var. acuminata - . 2n = 18, 48.


Thickets, clearings, woods.


Luzula acuminata Rafinesque var. carolinae (S. Watson) Fernald - . 2n = ?


Calcareous woodland ledges.


Luzula bulbosa (Alph. Wood) Smyth & L.C.R. Smyth - . 2n = 12.


Dry, sandy, open woods and fields.


LUZULA CAMPESTRIS (Linnaeus) de Candolle - . 2n = 12, (13), (14), (16), (18), (24), (30), (36).


Lawns. From Europe.


Luzula confusa Lindeberg - Northern Woodrush. 2n = 36, (48).


Alpine areas.


Luzula echinata (Small) F.J. Hermann - . 2n = 12.


Woods, thickets, clearings. [L. campestris (Linnaeus) de Candolle var. echinata (Small) Fernald & Wiegand]


LUZULA LUZULOIDES (Lamarck) Dandy & Wilmott subsp. LUZULOIDES - Forest Woodrush. 2n = 12.


Rocky woods, roadsides, lawns. From Europe.


Luzula multiflora (Ehrhart) Lejeune subsp. multiflora - Common Woodrush. 2n = 12, (18), 24, (28), 36, (42), 48.


Open woods, dry fields, meadows. [L. multiflora var. acadiensis Fernald; L. campestris (Linnaeus) de Candolle var. multiflora (Ehrhart) Čelakovský]


Luzula multiflora (Ehrhart) Lejeune subsp. frigida (Buchenau) V.I. Kreczetowicz - . 2n = (24), 36.


Sphagnous barrens, clearings, fields. [L. multiflora var. fusconigra Čelakovský]


LUZULA PALLESCENS Swartz - . 2n = 12, (24), (48).


Meadows, open woods, clearings, rocky places. From Eurasia. [L. PALLIDULA Kirschner]


Luzula parviflora (Ehrhart) Desvaux var. melanocarpa (Michaux) A. Gray - . 2n = 24.


Mossy wooded banks, dry woods, damp thickets, often rocky places.


Luzula spicata (Linnaeus) de Candolle - Alpine Woodrush. 2n = (12), (14), (18), 24, (36).


Alpine areas.



LYCIUM (Family: Solanaceae)


LYCIUM BARBARUM Linnaeus - Common Matrimony-vine. 2n = 24, (36), (48).


Waste places, roadsides, fields, waste places, thickets. From China. [L. HALIMIFOLIUM Miller]


LYCIUM CHINENSE Miller var. CHINENSE - Chinese Matrimony-vine. 2n = 24, (36), (48).


Waste places, roadsides. From eastern Asia.



LYCOPODIELLA (Family: Lycopodiaceae)


Lycopodiella alopecuroides (Linnaeus) Cranfill - Foxtail Clubmoss. 2n = 156.


Bogs, marshes, ditches, sandy or peaty shores, wet barrens, in acid soils. [Lycopodium alopecuroides Linnaeus]


Lycopodiella appressa (Chapman) Cranfill - Appressed Bog Clubmoss. 2n = 156.


Damp, acid or peaty soils in the open. [Lycopodium appressum (Chapman) F.E. Lloyd & Underwood; L. inundatum Linnaeus var. bigelovii Tuckerman]


Lycopodiella inundata (Linnaeus) Holub - Bog Clubmoss. 2n = 156.


Damp, acid, sandy, or peaty soils in the open. [Lycopodium inundatum Linnaeus]



Lycopodiella hybrids


Lycopodiella X copelandii (Eiger) Cranfill


[L. alopecuroides (Linnaeus) Cranfill X L. appressa (Chapman) Cranfill]


Lycopodiella X gilmanii A. Haines


[L. appressa (Chapman) Cranfill X L. inundata (Linnaeus) Holub]


Lycopodiella X robusta (R.J. Eaton) A. Haines


[L. alopecuroides (Linnaeus) Cranfill X L. inundata (Linnaeus) Holub; Lycopodium inundatum Linnaeus var. robustum R.J. Eaton]



LYCOPODIUM (Family: Lycopodiaceae)


Lycopodium annotinum Linnaeus - Stiff Clubmoss. 2n = (66), 68.


Woods, cool shaded thickets, exposed rocky or peaty habitats at higher elevations. [L. annotinum var. acrifolium Fernald; L. annotinum var. alpestre C. Hartman; L. annotinum var. pungens Desvaux ex Spring]


Lycopodium clavatum Linnaeus - Staghorn Clubmoss
. 2n = (28), (34), 68, (102), (136).


Open, usually dry, woods and thickets, clearings, exposed rocky situations, in acid soils. [L. clavatum var. subremotum Victorin]


Lycopodium dendroideum Michaux - Tree Clubmoss. 2n = 68.


Dry, open woods and clearings. [L. obscurum Linnaeus var. dendroideum (Michaux) D.C. Eaton]


Lycopodium hickeyi W.H. Wagner, Beitel & R.C. Moran - Hickey's Clubmoss. 2n = 68.


Mainly deciduous woods and thickets, usually in acid soils. [L. obscurum Linnaeus var. isophyllum Hickey]


Lycopodium lagopus (Laestadius ex C. Hartman) G. Zinserling ex Kuzeneva-Prochorova - . 2n = 68.


Grassy fields and openings in second-growth woods. [L. clavatum Linnaeus var. megastachyon Fernald & Bissell; L. clavatum Linnaeus var. monostachyon Hooker & Greville]


Lycopodium obscurum Linnaeus - Tree Clubmoss. 2n = 68.


Rich woods, clearings, edges of boggy forests, usually in acid soils.


Lycopodium hybrid


Lycopodium dendroideum Michaux X Lycopodium obscurum Linnaeus.




LYCOPUS (Family: Lamiaceae)


Lycopus americanus Muhlenberg ex W.P.C. Barton - . 2n = 22.


Swampy woodlands, thickets, shores.


Lycopus amplectens Rafinesque - . 2n = 22.


Pond shores, bogs, swamps, in damp, sandy or peaty, soil. [L. amplectens var. pubens (Britton ex Small) Fernald]


LYCOPUS ASPER Greene - . 2n = 22.


Fields. From farther west.


LYCOPUS EUROPAEUS Linnaeus - . 2n = 22.


Waste places, roadsides. From Eurasia. [L. EUROPAEUS var. MOLLIS (J. Kerner) Briquet]


Lycopus rubellus Moench - . 2n = 22.


Wet fields, swamps, thickets, shores.


Lycopus uniflorus Michaux var. uniflorus - Northern Bugleweed. 2n = 22.


Shady, moist places, swamps, shores.


Lycopus virginicus Linnaeus - . 2n = 22.


Swampy woodlands, shores, wetland margins.


Lycopus hybrid


Lycopus X sherardii E.S. Steele (pro species)


[L. uniflorus Michaux X L. virginicus Linnaeus]



LYGODIUM (Family: Lygodiaceae)


Lygodium palmatum (Bernhardi) Swartz - Climbing Fern. 2n = 60.


Damp thickets and woods, stream banks, in acid soils.



LYONIA (Family: Ericaceae)


Lyonia ligustrina (Linnaeus) de Candolle var. ligustrina - Maleberry. 2n = 24.


Swamps, moist thickets, stream and pond margins.

Lyonia mariana (Linnaeus) D. Don - Staggerbush. 2n = 24.


Open, acidic, pine or oak woods.



LYSIMACHIA (Family: Primulaceae)


LYSIMACHIA ARVENSIS (Linnaeus) U. Manns & Anderberg - Scarlet Pimpernel. 2n = (22), (28), 40, (80).


Dry, sandy, waste fields. From Eurasia. [ANAGALLIS ARVENSIS Linnaeus var. ARVENSIS; A. ARVENSIS var. CAERULEA Gouan]

Lysimachia ciliata Linnaeus - Fringed Loosestrife. 2n = 34, 72, 92, 96, 100, 108, 112.


Moist thickets, rich woods and shores, roadsides. [Steironema ciliatum (Linnaeus) Baudo]


LYSIMACHIA CLETHROIDES Duby - Gooseneck Loosestrife. 2n = 24.


Moist meadows, woodland margins, open thickets. From eastern Asia.


Lysimachia hybrida Michaux - Lowland Loosestrife. 2n = 34.


Swamps, shores.


Lysimachia maritima (Linnaeus) Galasso, Banfi & Soldano - Sea Milkwort. 2n = 30.


Saline or brackish shores, salt marshes. [Glaux maritima Linnaeus var. maritima; G. maritima var. obtusifolia Fernald]


LYSIMACHIA MINIMA (Linnaeus) U. Manns & Anderberg - Chaffweed. 2n = 22.


Damp roadsides. From Europe, northwestern Africa. [ANAGALLIS MINIMA (Linnaeus) E.H.L. Krause; CENTUNCULUS MINIMUS Linnaeus]


LYSIMACHIA NUMMULARIA Linnaeus - Moneywort. 2n = 30, 32, 36, 43, 44, 45.


Damp roadsides, wet meadows, shores. From Eurasia.


LYSIMACHIA PUNCTATA Linnaeus - Garden Loosestrife. 2n = 30.


Roadsides, old house sites, waste ground, old fields. From Europe.


LYSIMACHIA QUADRIFLORA Sims - . 2n = 68, 96.


Dryish woods. From farther west.


Lysimachia quadrifolia Linnaeus - Whorled Loosestrife. 2n = 84, 90.


Open woods, clearings, roadsides, thickets.


Lysimachia terrestris (Linnaeus) Britton, Sterns & Poggenberg - Swamp Candles. 2n = 84.


Swamps, shores, low, wet ground, roadside ditches. [L. terrestris var. ovata (E.L. Rand & Redfield) Fernald]


Lysimachia thyrsiflora Linnaeus - Tufted Loosestrife. 2n = (20), 40, 42, (54).


Bogs, cold swamps, marshes. [Naumburgia thyrsiflora (Linnaeus) Reichenbach]


LYSIMACHIA VULGARIS Linnaeus - Garden Loosestrife. 2n = (28), 42, 84.


Wet roadsides, swampy thickets, waste places, old house sites. From coastal Europe.


Lysimachia hybrids

Lysimachia X commixta Fernald - .


[L. terrestris (Linnaeus) Britton, Sterns & Poggenberg X L. thyrsiflora Linnaeus]


Lysimachia X producta (A. Gray) Fernald (pro species) - .


Bogs, swamps, open, moist woods, damp thickets, shores. [L. quadrifolia Linnaeus X L. terrestris (Linnaeus) Britton, Sterns & Poggenberg]



LYTHRUM (Family: Lythraceae)


LYTHRUM ALATUM Pursh var. ALATUM - Winged Loosestrife. 2n = 10, 20.


Meadows, moist fields, streambanks, swamps, roadsides. From farther west and south.


Lythrum hyssopifolia Linnaeus - . 2n = 20, (30).


Salt marsh margins, moist dune hollows.


LYTHRUM JUNCEUM Banks & Solander - . 2n = 10.


Sandy streambanks. From Mediterranean region.


LYTHRUM SALICARIA Linnaeus - Purple Loosestrife. 2n = 30, (50), (58), 60.


River meadows, swamps, marshes, shores, wet roadsides. From Eurasia, northwestern Africa. [L. SALICARIA var. GRACILIOR Turczaninow; L. SALICARIA var. TOMENTOSUM (Miller) de Candolle]





Designed by Ray Angelo. Revised Aug. 23, 2017