2,112 articles
Fagus grandifolia
Fagus grandifolia (American beech), the only North American Fagus, a slow-growing shade-tolerant deciduous tree of eastern North America, 20-30 m, living 300-400 years, threatened chiefly by beech bark disease.
Fagus orientalis
Fagus orientalis, the Oriental beech, is a large deciduous tree of the beech family Fagaceae, native from southeastern Bulgaria across Türkiye to the Caucasus and the Hyrcanian forests of Iran.
Fagus sylvatica
Fagus sylvatica, European beech, is a large deciduous Fagaceae tree native from southern Scandinavia to Sicily and Spain to northwest Turkey, dominating Central European natural forests, with mast fruiting every 5–8 years and around 250 wood usages.
Faidherbia albida
Faidherbia albida (apple-ring acacia, winter thorn; formerly Acacia albida) is the sole species of its genus, a dryland African leguminous tree with reverse leaf phenology, leafless in the rains, widely used in agroforestry to raise crop yields and soil fertility.
Falcaria vulgaris
Falcaria vulgaris (sickleweed, longleaf) is a glaucous Apiaceae herb native from Central Europe and the Mediterranean to Central Asia, introduced and invasive in North American rangelands, with traditional medicinal uses.
Falcataria
Falcataria is a genus of three fast-growing, nitrogen-fixing legume trees native from eastern Malesia to the Santa Cruz Islands. Its best-known species, Falcataria falcata (formerly F. moluccana, albizia, batai), is planted for timber and shade but invades Pacific forests.
Falcataria moluccana
Falcataria moluccana, also called Falcataria falcata, Moluccan albizia, batai, or sengon, is a fast-growing nitrogen-fixing Fabaceae tree native to the Moluccas, New Guinea, and Solomon Islands, widely planted for timber yet invasive in Hawaii.
Fallopia multiflora
Fallopia multiflora (何首乌, he shou wu; syn. Polygonum multiflorum, Reynoutria multiflora) is a Polygonaceae twining herb whose root tuber is the TCM tonic Heshouwu, used for anti-aging and hair-darkening but a leading herbal cause of idiosyncratic liver injury since 1996.
Fatsia japonica (ヤツデ)
Fatsia japonica (ヤツデ, yatsude), Japanese aralia or glossy-leaved paper plant, an evergreen Araliaceae shrub from Korea and Japan with 9-lobed glossy leaves, October-November white flowers, black fruit, and the Hedera hybrid ×Fatshedera.
Feijoa sellowiana
Feijoa sellowiana, also called pineapple guava or Acca sellowiana, is a South American evergreen shrub grown for its sweet, pineapple-flavored green fruit, developed as a crop mainly in New Zealand.
Fennel
Fennel (Foeniculum vulgare, fennel seeds, Florence fennel) is an Apiaceae herb native to the Mediterranean to W. Nepal, grown for aniseed-flavored bulb, leaves, and fruits; estragole content limits its oil, and it is invasive in California.
Fenugreek
Fenugreek (Trigonella foenum-graecum), annual Fabaceae herb from the Mediterranean and western Asia, grown for bitter maple-scented seeds and kasuri methi leaves; India leads production; studied for blood sugar effects.
Ferocactus
Ferocactus (barrel cactus), genus of ribbed barrel-shaped cacti in Cactaceae established by Britton & Rose in 1922; 28 species native to the southwestern and south-central United States and Mexico, CITES Appendix II.
Ferula
Ferula, giant fennels, Apiaceae genus of about 230 species from Macaronesia to the Himalaya; source of asafoetida (F. assa-foetida), galbanum (F. gummosa), and the putative silphium F. drudeana.
Ferula gummosa
Ferula gummosa (galbanum; Persian Barijeh) is a monocarpic perennial Apiaceae herb native to northern and central Iran and possibly Turkmenistan, the main source of the oleo-gum-resin galbanum used in perfumery, flavoring, and traditional medicine.
Ficus
Ficus (figs), genus Tourn. ex L. in Moraceae, pantropical trees and hemi-epiphytes with syconium inflorescences pollinated by specific Agaonidae wasps; 892 accepted species per Kew POWO; includes edible Ficus carica and strangler figs.
Ficus benghalensis
Ficus benghalensis, the banyan or Indian banyan (national tree of India), is a huge evergreen fig of the Indian subcontinent whose aerial roots become secondary trunks; it starts as a strangler epiphyte and is pollinated by species-specific fig wasps.
Ficus benjamina
Ficus benjamina, the weeping fig (垂叶榕), is an evergreen Moraceae tree native to tropical and subtropical Asia and northern Australia, widely grown indoors and outdoors; known for leaf drop, irritant sap, and Least Concern status.
Ficus elastica
Ficus elastica (rubber plant, India rubber fig), a Moraceae tree native from Nepal to western Malesia; once a rubber source, now a common houseplant, IUCN Least Concern, 2n=26.
Ficus lyrata
Ficus lyrata (fiddle-leaf fig, banjo fig) is a hemiepiphytic Moraceae tree native to west and west-central tropical Africa, a Least Concern species grown as a large-leaved landscape tree and popular but fussy houseplant.
Ficus microcarpa
Ficus microcarpa (Chinese banyan, Indian laurel) is a hemiepiphytic fig tree native from tropical Asia to the western Pacific, pollinated by the wasp Parapristina verticillata, widely planted as an ornamental and bonsai, and a Category I invasive in Florida after its pollinator was introduced.
Ficus racemosa
Ficus racemosa, commonly called the cluster fig or gular, is a large fig tree native from Pakistan to northern Australia and pollinated by the fig wasp Ceratosolen fusciceps.
Ficus religiosa
Ficus religiosa, the sacred fig or aśvattha (peepal, bodhi tree), is a Moraceae strangler fig up to 30 m native to India to southern China, pollinated by Platyscapa quadraticeps, sacred in Hinduism and Buddhism, with the 288 BC Sri Maha Bodhi as the oldest dated plant.
Ficus sycomorus
Ficus sycomorus (sycamore fig, Egyptian sycamore), Moraceae, a large African riverine fig tree pollinated by Ceratosolen arabicus; seedless and human-propagated in Egypt and the Middle East; sacred in ancient Egypt; IUCN Least Concern.
Fig
Fig (Ficus carica), the common fig of the mulberry family, an edible syconium fruit. Four types (Caprifig, Smyrna, San Pedro, Common); common types are parthenocarpic, needing no fig wasp pollination; Turkey leads production.
Filipendula
Filipendula (meadowsweet, dropwort), a Rosaceae genus of about 10–15 perennial herbs of the temperate Northern Hemisphere; basal genus of Rosoideae, diverging about 82.88 Ma; includes medicinal F. ulmaria.
Fittonia albivenis
Fittonia albivenis, the nerve plant or mosaic plant (syn. Fittonia verschaffeltii), is a South American rainforest Acanthaceae herb grown as a pet-safe houseplant with white, pink, or red leaf veins.
Flax
Flax (Linum usitatissimum, from wild L. bienne) is a founder crop grown for linen fibre and linseed. Fibre types are tall and unbranched, oil types short and branched; seeds hold 40-45% oil, over 50% linolenic acid, and flax is the richest known lignan source.
Flower
Flower: the reproductive structure of angiosperms, bearing anthers and stigma for pollen transfer and seed formation. Over 80% of flowering plant species need animal pollination; explosive early diversification produced over 80% of extant angiosperm orders.
Flowering plant
Flowering plant (angiosperm): seed plants with ovules enclosed in an ovary that becomes a fruit. 250,000+ species versus ~1,000 gymnosperms; ANA grade basal; Mesangiospermae hold ~97% of species; classified by APG systems.