Bifora (plant)
Bifora is a cosmopolitan genus of flowering plant in the family Apiaceae, of disjunct distribution, with 3 species, two Eurasian and one American.
- Bifora radians has a range extending from Spain eastward through south central and Southern Europe to Iran.
- Bifora testiculata has a wider and more southerly distribution, extending west–east from Spain to Uzbekistan and taking in, to the south, North Africa, the Levant and Saudi Arabia.
- Bifora americana has a southerly distribution within the United States, being confined to Texas and Arkansas, although it has also been introduced into Alabama.
Description
Annual herbs. Leaves doubly pinnatisect. Inflorescence bearing usually both bracts and bracteoles. Sepals absent. Petals white, slightly emarginate, tips inflexed. Fruits schizocarp, the mericarps subglobose with rugose exteriors and short stylopodium and united by a narrow zone of commissure; ribs insignificant when seen in transverse section; vittae not apparent. Endosperm of seed concave.Taxonomy
The genus was described by Georg Franz Hoffmann and published in Genera Plantarum Umbelliferarum xxxiv, 191 in Moscow in the year 1816. The type species is Bifora dicocca Hoffm., the plant so described being now known correctly as Bifora testiculata.It is also in Tribe Coriandreae.