| Brassicaceae |
|---|
Lepidium vesicarium L. |
 Lepidium vesicarium L |
Lepidium L. |
| L. vesicarium L., Sp. Pl. 643 (1753). Annual or biennial, 20-70 cm, much branched in region of inflorescence, glabrous, or rarely with a few hairs on the basal leaves and young leaves. Basal leaves petiolate, 2-3 x pinnate, ultimate segments narrowly lanceolate, usually withered by fruiting time. Cauline leaves 2 x pinnatipartite with linear segments. Petals white, 3x2 mm with a suborbicular blade abruptly drawn into a short claw. Fruiting pedicels spreading-erect, 3-7 mm. Siliculae 2-3 x 1.5-2 mm, ovoid, very slightly winged at apex or not; style short exserted; septum 2-3 x 1 mm. Seeds pale brown. Fl. 6. Roadsides and stony slopes, 1100-2000 m. Type: [Caucasia] in Iberiae, Mediae aridis, Tournefort. Armenia and Kurdistan. A8 Erzurum: Yusufeli to Erzurum, 1100 m, Stn. & Mend. 6107! B9 Ağrı: nr. Doğubayazit, c. 2000 m, Rech. 14957! Ağri Da., Guichard 143/60! B9 Van: Van to Hoşap, 1900 m, McNeill 675! Caucasia. Iran. Ir.-Tur. element. The function of the distinctive nodal swellings is not known. Only in the most juvenile specimens are the swellings not developed. |