any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward
fern ally
Noun
pteridophytes of other classes than Filicopsida
frankincense pine
Noun
tall spreading three-needled pine of southeastern United States having reddish-brown fissured bark and a full bushy upper head
fern seed
Noun
the asexual spore of ferns that resembles dust
fructification
Noun
organs of fruiting (especially the reproductive parts of ferns and mosses)
fructification
Noun
the bearing of fruit
false sago
Noun
southeastern Indian cycad with palmlike foliage
fern palm
Noun
southeastern Indian cycad with palmlike foliage
fir
Noun
any of various evergreen trees of the genus Abies
fir
Noun
nonresinous wood of a fir tree
fir tree
Noun
any of various evergreen trees of the genus Abies
floret
Noun
a diminutive flower (especially one that is part of a composite flower)
floweret
Noun
a diminutive flower (especially one that is part of a composite flower)
flower head
Noun
a shortened compact cluster of flowers so arranged that the whole gives the effect of a single flower as in clover or members of the family Compositae
funicle
Noun
the stalk of a plant ovule or seed
floral cup
Noun
the cuplike or ringlike or tubular structure of a flower which bears the sepals and stamens and calyx (as in Rosaceae)
flower petal
Noun
part of the perianth that is usually brightly colored
floral leaf
Noun
a modified leaf that is part of a flower
false calyx
Noun
a group of bracts simulating a calyx as in a carnation or hibiscus
floral envelope
Noun
collective term for the outer parts of a flower consisting of the calyx and corolla and enclosing the stamens and pistils
free central placentation
Noun
where ovules develop on a central column in a compound ovary lacking septa or with septa at base only
flowering plant
Noun
plants having seeds in a closed ovary
fir cone
Noun
the seed-producing cone of a fir tree
flower
Noun
reproductive organ of angiosperm plants especially one having showy or colorful parts
flower
Noun
a plant cultivated for its blooms or blossoms
flower
Noun
the period of greatest prosperity or productivity
flower
Verb
produce or yield flowers
fanwort
Noun
common aquatic plant of eastern North America having floating and submerged leaves and white yellow-spotted flowers
fragrant water lily
Noun
a water lily having large leaves and showy fragrant flowers that float on the water
false bugbane
Noun
tall perennial of the eastern United States having large basal leaves and white summer flowers
false rue anemone
Noun
slender erect perennial of eastern North America having tuberous roots and pink-tinged white flowers
false rue
Noun
slender erect perennial of eastern North America having tuberous roots and pink-tinged white flowers
fetid bugbane
Noun
bugbane of Siberia and eastern Asia having ill-smelling green-white flowers
foetid bugbane
Noun
bugbane of Siberia and eastern Asia having ill-smelling green-white flowers
fennel flower
Noun
nigella of Spain and southern France
flame tree
Noun
tropical American thorny shrub or small tree
flame tree
Noun
south Australian tree having panicles of brilliant scarlet flowers
flame tree
Noun
north Australian tree having white flowers and broad leaves
flame tree
Noun
showy tropical tree or shrub native to Madagascar
flame tree
Noun
a terrestrial evergreen shrub or small tree of western Australia having brilliant yellow-orange flowers
fever tree
Noun
African tree supposed to mark healthful regions
fever tree
Noun
tall fast-growing timber tree with leaves containing a medicinal oil
fever tree
Noun
ornamental shrub or small tree of swampy areas in southwestern United States having large pink or white sepals and yielding Georgia bark for treating fever
fever tree
Noun
any of several trees having leaves or bark used to allay fever or thought to indicate regions free of fever
frangipani
Noun
any of various tropical American deciduous shrubs or trees of the genus Plumeria having milky sap and showy fragrant funnel-shaped variously colored flowers
frangipanni
Noun
any of various tropical American deciduous shrubs or trees of the genus Plumeria having milky sap and showy fragrant funnel-shaped variously colored flowers
flamingo flower
Noun
commonly cultivated anthurium having bright scarlet spathe and spadix
flamingo plant
Noun
commonly cultivated anthurium having bright scarlet spathe and spadix
foetid pothos
Noun
deciduous perennial low-growing fetid swamp plant of eastern North America having minute flowers enclosed in a mottled greenish or purple cowl-shaped spathe
friar's-cowl
Noun
tuberous perennial having a cowl-shaped maroon or violet-black spathe