Atlas of the Flora of New England

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Genera - F

Fagopyrum
Fagus
Falcaria
Fallopia (see also Reynoutria)
Festuca (see also Lolium and Vulpia)
Ficaria
Ficus
Filago
Filipendula
Fimbristylis
Flaveria
Floerkea
Foeniculum
Forsythia
Fragaria
Frangula
Frankenia
Frasera
Fraxinus
Froelichia
Fuirena
Fumaria


FAGOPYRUM (Family: Polygonaceae)


FAGOPYRUM ESCULENTUM Moench - Common Buckwheat. 2n = 16, (32).


Fields, roadsides, waste places. From China. [F. SAGITTATUM Gilibert]


FAGOPYRUM TATARICUM (Linnaeus) Gaertner - India-wheat. 2n = 16, (32).


Fields, roadsides, waste places. From China.



FAGUS (Family: Fagaceae)


Fagus grandifolia Ehrhart - American Beech. 2n = 24.


Rich woods. [F. grandifolia var. caroliniana (Loudon) Fernald & Rehder]


FAGUS SYLVATICA Linnaeus - European Beech. 2n = 24.


Fields, moist woodlands. From Europe.



FALCARIA (Family: Apiaceae)


FALCARIA VULGARIS Bernhardi - Sickleweed. 2n = 22.


Dry, open, calcareous knoll. From Eurasia.



FALLOPIA (Family: Polygonaceae)


FALLOPIA BALDSCHUANICA (Regel) Holub - Chinese Fleece-vine. 2n = 20.


Waste places. From central Asia. [POLYGONUM AUBERTII L. Henry]


Fallopia ciliinodis (Michaux) Holub - Fringed Bindweed. 2n = 20, 22.


Dry, open woods, clearings, thickets. [Polygonum cilinode Michaux]


FALLOPIA CONVOLVULUS (Linnaeus) Á. Löve - Black Bindweed. 2n = 40.


Waste places. From Eurasia. [POLYGONUM CONVOLVULUS Linnaeus var. CONVOLVULUS; P. CONVOLVULUS var. SUBALATUM Lejeune & Courtois]


FALLOPIA DUMETORUM (Linnaeus) Holub - Copse Bindweed. 2n = 20.


Fields, waste places, woodland borders. From Eurasia. [POLYGONUM SCANDENS Linnaeus var. DUMETORUM (Linnaeus) Gleason]


Fallopia scandens (Linnaeus) Holub - Climbing False Buckwheat. 2n = 20.


Damp thickets, often along streams, low woods. [Polygonum cristatum Engelmann & A. Gray; P. scandens Linnaeus var. scandens; P. scandens var. cristatum (Engelmann & A. Gray) Gleason]




FESTUCA (Family: Poaceae)


Festuca brachyphylla Schultes & Schultes (son) subsp. brachyphylla - Alpine Fescue. 2n = (28), 42.


Rocky summits at high altitudes. [F. ovina Linnaeus var. brachyphylla (Schultes & Schultes (son)) Piper]

FESTUCA FILIFORMIS Pourret - Hair Fescue. 2n = 14, (28).


Dry fields. From Europe. [F. CAPILLATA Lamarck, illegitimate name; F. OVINA Linnaeus var. CAPILLATA (Lamarck) Alefeld, illegitimate name]

FESTUCA OVINA Linnaeus - Sheep Fescue. 2n = 14, 28.


Dry sterile soil. From Europe. [rare in North America, name commonly misapplied to F. TRACHYPHYLLA]


Festuca prolifera (Piper) Fernald - . 2n = 49, 50, 63, ca. 70.


Summits of high mountains.


FESTUCA RUBRA Linnaeus subsp. RUBRA - Red Fescue. 2n = 42.


Fields, roadsides, salt marshes, open habitats. From Eurasia. [F. RUBRA var. JUNCEA miapplied]


FESTUCA RUBRA Linnaeus subsp. COMMUTATA Gaudin - Chewing's Fescue. 2n = 28, 42.


Roadsides, ditches, dry open areas. From Europe. [F. NIGRESCENS Lamarck]


FESTUCA RUBRA Linnaeus subsp. FALLAX (Thuillier) Nyman - . 2n = 42, 56, 70.


Damp soil, cart roads, disturbed sites. From Europe. [F. RUBRA Linnaeus var. MULTIFLORA Ascherson & Graebner; F. HETEROMALLA Pourret]


Festuca saximontana Rydberg var. saximontana - Rocky Mountain Fescue. 2n = 42.


Mountain crests. [F. brachyphylla Schultes & Schultes (son) var. rydbergii (St.-Yves) Cronquist; F. ovina Linnaeus var. saximontana (Rydberg) Gleason]


Festuca subverticillata (Persoon) E.B. Alexeev - Nodding Fescue. 2n = 42.


Rich woods. [F. obtusa Biehler]


FESTUCA TRACHYPHYLLA (Hackel) R.P. Murray - Hard Fescue. 2n = 14, 28, 42.


Fields. From Europe. [F. OVINA Linnaeus - very commonly misapplied; F. OVINA Linnaeus var. DURIUSCULA - misapplied]



FICARIA (Family: Ranunculaceae)


FICARIA VERNA Hudson - Lesser Celandine. 2n = 16, 24, 32.


Moist, disturbed areas. From Europe. [RANUNCULUS FICARIA Linnaeus; R. FICARIA var. BULBIFERA Albert]



FICUS (Family: Moraceae)


FICUS CARICA Linnaeus - Common Fig. 2n = 26.


Waste ground. From western Asia.



FILAGO (Family: Asteraceae)


FILAGO VULGARIS Lamarck - Herba Impia. 2n = 28.


From Eurasia, northern Africa. [F. GERMANICA Linnaeus 1764 - illegitimate name]



FILIPENDULA (Family: Rosaceae)


FILIPENDULA RUBRA (Hill) B.L. Robinson - Queen-of-the-prairie. 2n = ?


Roadsides, meadows. Probably from farther south and west.


FILIPENDULA ULMARIA (Linnaeus) Maximowicz - Queen-of-the-meadow. 2n = 14, 16.


Roadsides, riverbanks. From Eurasia. [F. ULMARIA var. DENUDATA (J. Presl & C. Presl) Maximowicz]


FILIPENDULA VULGARIS Moench - Dropwort. 2n = 14, (15-16).


Roadsides, waste places. From Eurasia, northern Africa. [F. HEXAPETALA Gilibert ex Maximowicz – illegitimate name]



FIMBRISTYLIS (Family: Cyperaceae)


Fimbristylis autumnalis (Linnaeus) Roemer & Schultes - . 2n = 10.


Sandy or sphagnous shores and low ground.  [F. autumnalis var. mucronulata (Michaux) Fernald]



FLAVERIA (Family: Asteraceae)


FLAVERIA BIDENTIS (Linnaeus) Kuntze - Coastal Plain Yellowtops. 2n = 36.


Wool waste. From South America.



FLOERKEA (Family: Limnanthaceae)


Floerkea proserpinacoides Willdenow - False Mermaid. 2n = 10.


Alluvial woods, usually wet.



FOENICULUM (Family: Apiaceae)


FOENICULUM VULGARE Miller - Fennel. 2n = (16), (19), 22.


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



FORSYTHIA (Family: Oleaceae)


FORSYTHIA SUSPENSA (Thunberg) Vahl - Weeping Forsythia. 2n = 24, 28.


Roadsides, woodland margins, railroads. From China. [F. SUSPENSA var. FORTUNEI (Lindley) Rehder]


FORSYTHIA VIRIDISSIMA Lindley - . 2n = 28.


Roadsides, damp thickets, streambanks. From China, Korea.


Forsythia hybrid

FORSYTHIA X INTERMEDIA Zabel (pro species).


[parentage of current specimens uncertain, although parentage of the type specimen is F. SUSPENSA (Thunberg) Vahl × F. VIRIDISSIMA Lindley]



FRAGARIA (Family: Rosaceae)


FRAGARIA VESCA Linnaeus subsp. VESCA - European Strawberry. 2n = 14.


Rocky woods, woodland margins, openings. From Eurasia.


Fragaria vesca Linnaeus subsp. americana (Porter) Staudt - Woodland Strawberry. 2n = 14.


Wooded slopes, rocky banks, openings, roadsides.


Fragaria virginiana Miller subsp. virginiana - Wild Strawberry. 2n = 56.


Fields, woodland borders, open slopes, roadsides, railroads.


Fragaria virginiana Miller subsp. glauca (S. Watson) Staudt - . 2n = 56.


Fields, woodland borders, open slopes, roadsides, railroads. [F. virginiana var. terra-novae (Rydberg) Fernald & Wiegand]


FRAGARIA VIRGINIANA Miller subsp. GRAYANA (E. Vilmorin ex J. Gay) Staudt - . 2n = 56.


Roadsides. From farther west. [F. VIRGINIANA var. ILLINOENSIS A. Gray]


Fragaria hybrid

FRAGARIA X ANANASSA (Weston) Duchesne ex Grozier (pro species) - Garden Strawberry.


[F. CHILOENSIS (Linnaeus) Miller X F. virginiana Miller]



FRANGULA (Family: Rhamnaceae)


FRANGULA ALNUS Miller - Glossy Buckthorn. 2n = 20, (22), (26).


Woodlands, thickets, roadsides, fields, ledge crevices. From Eurasia, northwestern Africa. [RHAMNUS FRANGULA Linnaeus]



FRANKENIA (Family: Frankeniaceae)


FRANKENIA PULVERULENTA Linnaeus - European Sea-heath. 2n = 20.


Wool waste. From Mediterranean region, southwestern Asia.



FRASERA (Family: Gentianaceae)


FRASERA ALBICAULIS Grisebach var. NITIDA (Bentham) C.L. Hitchcock - . 2n = ?


Dry hills. From farther west.



FRAXINUS (Family: Oleaceae)


Fraxinus americana Linnaeus - White Ash. 2n = 46.


Rich woodlands, roadsides.


FRAXINUS EXCELSIOR Linnaeus - European Ash. 2n = 46.


Roadsides, wooded streambanks. From Eurasia.


Fraxinus nigra Marshall - Black Ash. 2n = 46.


Swamps, wet woodlands, shores.


Fraxinus pennsylvanica Marshall - Red Ash. 2n = 46.


Shores, swamps, alluvial woodlands. [F. pennsylvanica var. austinii Fernald; F. pennsylvanica var. subintegerrima (Vahl) Fernald]



FROELICHIA (Family: Amaranthaceae)


FROELICHIA GRACILIS (Hooker) Moquin-Tandon - Slender Cottonweed. 2n = 54.


Waste places, roadsides, railroads, especially in sandy soil. From farther west.



FUIRENA (Family: Cyperaceae)


Fuirena pumila (Torrey) Sprengel - . 2n = 46.


Sandy or sphagnous pond shores.


Fuirena squarrosa Michaux - . 2n = 46.


Sandy, acidic shores.



FUMARIA (Family: Papaveraceae)


FUMARIA OFFICINALIS Linnaeus - Fumitory. 2n = (16), (28), 32, (48).


Waste places. From Europe.





Designed by Ray Angelo. Revised Apr. 9, 2021