Bituminaria bituminosa (L.) Stirt., 1981

Common names

🇬🇧 Pitch Trefoil
🇫🇷 Psoralée à odeur de bitume, Bitumineuse, Trèfle bitumeux, Trèfle bitumineux, Bituminaire bitumineuse

Taxonomy

Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Superrosids
Clade: Rosids
Clade: Fabids
Order: Fabales
Family: Fabaceae
Subfamily: Faboideae
Tribe: Phaseoleae
Subtribe: Glycininae
Genus: Bituminaria
Species: Bituminaria bituminosa

Presence

Present.

Conservation status

Red List (Metropolitan France): LC Least Concern

Notes

The color of the flowers typically ranges from pale violet to deep violet. The flowers can also be white, but that is less common.

The following infraspecific taxa are accepted:

B. bituminosa subsp. bituminosa
- var. bituminosa (L.) Stirt., 1981, P;
- var. brachycarpa (Feldman) Danin, 1998;
B. bituminosa subsp. pontica (A.P.Khokhr.) V.V.Fateryga & Fateryga, 2021.

Photographs

img/bituminaria-bituminosa.webp — Bituminaria bituminosa

img/bituminaria-bituminosa-4.webp — Bituminaria bituminosa

img/bituminaria-bituminosa-5.webp — Bituminaria bituminosa

img/bituminaria-bituminosa-2.webp — Bituminaria bituminosa - Flower buds

img/bituminaria-bituminosa-3.webp — Bituminaria bituminosa - Cauline leaf

Sources

Tison, J.M., & de Foucault, B. (2014). Flora Gallica : Flore de France (p. 716). Biotope.