fiddleneck
Any plant in the genus Amsinckia, with flowers in a coiled inflorescence that looks like the end of a fiddle.

fiddlenecks
plural of fiddleneck

filao
A monoecious evergreen tree of species Casuarina equisetifolia.

filaos
plural of filao

filaree
Any plant of the species Erodium.

filarees
plural of filaree

filicalean
Any fern of the group Filicales.

fingrigo
A prickly climbing shrub of the species Pisonia aculeata (pullback) or other species of Pisonia.

finoki
Obsolete spelling of hinoki.

fique
A natural fiber, similar to hemp, obtained from the leaves of the plant Furcraea andina and certain other plants of the genus Furcraea.

fir clubmoss
northern firmoss, Huperzia selago.

fire-on-the-mountain
A plant of species Euphorbia cyathophora.

firethorn
A plant of the genus Pyracantha; the pyracantha.

firethorns
plural of firethorn

firmoss
Any of a group of lycophyte plants of the genus Huperzia

firmosses
plural of firmoss

firwood
The wood of the fir tree.
A wood largely populated with fir trees.

firwoods
plural of firwood

fishwort
Houttuynia cordata, a herbaceous perennial plant sometimes used as a herb.

flamboyer
Any of various trees in the East and West Indies with brilliant blossoms, probably species of Caesalpinieae, especially of Delonix and Caesalpinia, all of which were formerly in the obsolete genus Poinciana.

flamboyers
plural of flamboyer

flameflower
Any of various herbaceous succulent plants of the genus Talinum.

flameflowers
plural of flameflower

flavagline
Any of a family of natural products found in plants of the genus Aglaia, and characterized by a cyclopenta[b]benzofuran skeleton.

flavaglines
plural of flavagline

flavedos
plural of flavedo

flavokavain
Any of a class of chalconoids found in the kava plant.

flavokavains
plural of flavokavain

flavokawain
Alternative form of flavokavain.

flavokawains
plural of flavokawain

flax
A plant of the genus Linum, especially Linum usitatissimum, which has a single, slender stalk, about a foot and a half high, with blue flowers. Also known as linseed, especially when referring to the seeds.
The fibers of Linum usitatissimum, grown to make linen and related textiles.
A flax bush, a plant of the genus Phormium, native to New Zealand, with strap-like leaves up to 3 metres long that grow in clumps.

flaxbush
A bush of genus Phormium, bearing New Zealand flax.

flaxbushes
plural of flaxbush

flaxseed
The seed of the flax plant; a source of linseed oil.

flaxseeds
plural of flaxseed

flaxwort
Any of the flax plants of genus Linum.

flaxworts
plural of flaxwort

fleaweed
A plant, the lady's bedstraw (Galium verum).

fleuret
An ornament resembling a small flower.
A fencing foil.

fleurets
plural of fleuret

fleurette
Alternative form of fleuret (“ornament”).

flintwood
The very hard wood of a blackbutt tree, Eucalyptus spp., especially Eucalyptus pilularis.
A tree of species Scolopia braunii.

flintwoods
plural of flintwood

flippances
plural of flippance

floodgum
The flooded gum, Eucalyptus rudis.

floodgums
plural of floodgum

floppydock
The foxglove Digitalis purpurea.

floramor
Obsolete form of floramour.

floramors
plural of floramor

floramour
The plant love-lies-bleeding.

floramours
plural of floramour

floret
A small flower, especially one of a cluster in a composite flower.

florets
plural of floret

floriage
bloom; blossom

floriation
ornamentation by means of flower forms, either realistic or stylized

floriations
plural of floriation

florideophycean
Any red alga of the class Florideophyceae

florideophyceans
plural of florideophycean

florideophyte
Any red alga of the class Florideophyceae

florideophytes
plural of florideophyte

florimer
Obsolete form of floramour.

florimers
plural of florimer

floripondio
The flowering plant Brugmansia arborea.

floripondios
plural of floripondio

floscule
A floret.

floscules
plural of floscule

flower-of-an-hour
The plant Hibiscus trionum

flowerer
Something (originally a plant) that flowers (often in a specified manner, or at a specified time)

flowerers
plural of flowerer

floweret
A floret, or small or component flower

flowerets
plural of floweret

flowerette
Alternative spelling of floweret.

flowerettes
plural of flowerette

flowering plants
plural of flowering plant

flowerkind
Flowers, taken collectively.

flowerlet
A little flower.

flowerlets
plural of flowerlet

flowerling
A small flower; a flowerlet.

flowerlings
plural of flowerling

flowerpiece
A flower arrangement
A painting of a flower arrangement

flowerpieces
plural of flowerpiece

flowret
Archaic form of floweret.

flowrets
plural of flowret

fluidglycerate
A plant extract produced by extracting with a mixture of glycerine and water

fluidglycerates
plural of fluidglycerate

flyleaf
A blank leaf at the front or back of a book.
A blank leaf at the front or back of a book.

flyleafs
plural of flyleaf

flyleaves
plural of flyleaf

foilage
obsolete or nonstandard form of foliage

foilages
plural of foilage

foldwing
A plant of the genus Dicliptera.

folia
plural of folium

foliage
The leaves of plants.
Fall foliage.
An architectural ornament representing foliage.

foliages
plural of foliage

foliophagy
The eating of leaves.

folium
A leaf.
A leaf (2 pages) of a codex or manuscript.
A document that acts as the legal record of a transaction.
A document that acts as the legal record of a transaction.
A thin sheet or plate of a foliated rock or mineral.
A lobe on a branching structure.
A lobe on a branching structure.
A curve of the third order, consisting of two infinite branches having a common asymptote. The curve has a double point, and a leaf-shaped loop.
Synonym of turnsole (“purple dye”).
A symmetric pattern on the abdomen of some spiders.

foliums
plural of folium

forb
Any nonwoody flowering plant that is not a graminoid (a grass, sedge, or rush).

forbs
plural of forb

forestiera
Any plant of genus Forestiera.

forestieras
plural of forestiera.

forget-me-not
Any of the flowering plants of the genus Myosotis, mostly with a small five-petalled blue flower; a flower from such a plant.
Any of certain species of genus Cynoglossum
A light tint of blue, the color of the flower.
Any of various light-blue coloured lycaenid butterflies of the Asian and Australasian genus Catochrysops, especially Catochrysops strabo native to India and Southeast Asia.

forkweed
The alga Dictyota dichotoma

forskolin
A labdane diterpene produced by the plant Plectranthus barbatus or Coleus barbatus var. barbatus (syn. Coleus forskohlii), commonly used in the study and research of cell physiology.

forskolins
plural of forskolin

forsythialan
Any of a class of lignans found in plants of the genus Forsythia.

forsythialans
plural of forsythialan

forsythiaside
A phenylethanoside isolated from plants of the genus Forsythia.

forsythin
A glucopyranoside isolated from plants of the genus Forsythia.

fothergilla
Any plant of the genus Fothergilla.

fothergillas
plural of fothergilla

fouat
houseleek

fouats
plural of fouat

fouet
Alternative form of fouat (“houseleek”).

fouets
plural of fouet

fovilla
One of the fine granules in the protoplasm of a pollen grain.

fovillae
plural of fovilla

foxbane
A species of wolfsbane with yellow flowers, Aconitum vulparia.

foxberries
plural of foxberry

foxberry
The plant cowberry or lingonberry, Vaccinium vitis-idaea.
The berry of this plant.

foxtail clubmoss
A clubmoss of the species Lycopodiella alopecuroides.

fragipan
A diagnostic soil horizon of the USDA soil taxonomy, an altered subsurface soil layer that restricts water flow and root penetration.

fragipans
plural of fragipan

frailejon
A northern South American shrub of the genus Espeletia

frailejones
plural of frailejon

frailejons
plural of frailejon

framire
idigbo tree

framires
plural of framire

francoa
Any plant of the genus Francoa, with white, pink or red flowers, native to Chile.

francoas
plural of francoa