Pear — A pear is a pomaceous fruit produced by a tree of genus Pyrus. The pear is classified within Maloideae, a subfamily within Rosaceae. The apple (Malus ×domestica) which it resembles in floral structure, is also a member of this subfamily. In both cases the so-called fruit is composed of the receptacle or upper end of the flower-stalk (the …

Peanut — The peanut, or Groundnut (Arachis hypogaea), is a species in the legume family Fabaceae native to South America, Mexico and Central America. It is an annual herbaceous plant growing to 30 to 50 cm (1 to 1½ ft) tall. The leaves are opposite, pinnate with four leaflets (two opposite pairs; no terminal leaflet), each leaflet 1 to 7 …

Peach — The peach (Prunus persica) is a species of Prunus native to China that bears an edible juicy fruit also called a peach. It is a deciduous tree growing to 5–10 m tall, belonging to the subfamily Prunoideae of the family Rosaceae. It is classified with the almond in the subgenus Amygdalus within the genus Prunus, distinguished from the …

Papaw — Pawpaw (Asimina) is a genus of eight or nine species of small trees with large leaves and fruit, native to eastern North America. The genus includes the largest edible fruit indigenous to the continent. They are understory trees found in deep fertile bottomland and hilly upland habitat. Pawpaw is in the same family (Annonaceae) as the custard-apple, cherimoya, …

Osage Orange — The Osage orange (sometimes hyphenated) or Osage apple or simply Osage (Maclura pomifera) is an ornamental plant in the mulberry family Moraceae. It is also locally known as mock orange, “wild orange”, hedge-apple, horse-apple, hedge ball, bois d’arc, bodark (mainly in Oklahoma and Texas), bodart (in northwest Louisiana) and bow wood. “Osage” derives from the Native American …

Orchid — Orchidaceae, also called the Orchid family, is the largest family of the flowering plants (Angiospermae). Its name is derived from the genus Orchis. The Royal Botanical Gardens of Kew list 880 genera and nearly 22,000 accepted species, but the exact number is unknown (perhaps as many as 25,000) because of taxonomy disputes. The number of orchid species equals …

Orange — An orange—specifically, the sweet orange—is the citrus tree Citrus sinensis (syn. Citrus aurantium L. var. dulcis L., or Citrus aurantium Risso) and its fruit. The orange is a hybrid of ancient cultivated origin, possibly between pomelo (Citrus maxima) and tangerine (Citrus reticulata). It is a small flowering tree growing to about 10 m tall with evergreen leaves, which …

Olive — The Olive (Olea europaea) is a species of small tree in the family Oleaceae, native to coastal areas of the eastern Mediterranean region, from Syria and the maritime parts of Asia Minor and northern Iran at the south end of the Caspian Sea. Its fruit, the olive, is of major agricultural importance in the Mediterranean region as the …

Oleander — Oleander (Nerium oleander), is a evergreen shrub or small tree in the dogbane family Apocynaceae. It is the only species currently classified in the genus Nerium. Other names include Adelfa, Alheli Extranjero, Baladre, Espirradeira, Flor de São Jose, Laurel de jardín, Laurel rosa, Laurier rose, Flourier rose, Olean, Aiwa, Rosa Francesca, Rosa Laurel, and Rose-bay (Inchem 2005), Araliya …

Okra — Okra, also known as lady’s finger, vendaikai (Tamil), bhindi (Hindustani), ramtoriyan (Nepali) and gumbo, is a flowering plant in the mallow (along with such species as cotton and cocoa) family valued for its edible green fruits. Its scientific name is Abelmoschus esculentus. The species is an annual or perennial, growing to 2 m tall. The leaves are 10–20 …