Oxybasis glauca (L.) S.Fuentes, Uotila & Borsch

Description. Annual up to 70 cm, branched from the base, sometimes forming cushion-like habit at high elevations; stem often prostrate to ascending, rarely straight. Leaves up to 6 x 2 cm, petiolate, cuneate at base, oblong or lanceolate, dentate or lobate with 2 - 5 lobes, rarely entire, green adaxially, grey or whitish below. Inflorescence leafy, loose. Perianth segments 3 to 5, almost free with hyaline margins, keeled along midrib, opened at fruiting stage. Fruit 0.65 - 0.8 mm in diameter, pericarp smooth, whitish, often ruptured. Seed reddish, without keel; embryo in both vertical and horizontal positions (spatial heterospermy), structural (latent) heterospermy expressed in different thickness of seed-coat testa.

General distribution. Eurasia (mostly temperate regions), North America, North Africa. In Himalaya and Tibet, the species is found at high altitudes (2800 - 4600 m a. s. l.) and the plants hardly reach 30 cm in length. Its frequency is not known, but it seems to be rare in our area.

Distribution. See Fig. 15.