Allium insubricum, Boiss. & Reuter

16. A. insubricum Boiss. & Reuter , Cat. Graines Jard. Bot. Genève 1856: 4 (1857).

Bulbs 0-5 cm in diameter, oblong, clustered on a short rhizome; outer tunics membranous, thin, sometimes with a few parallel fibres at base. Stem 16—30 cm, 2-edged. Leaves 3-4, 12-20 cm x 2-5 mm, sheathing the stem in its lower part all to about the same level, linear, flat. Spathe up to 1-8 cm, 1-valved, acute, persistent. Umbel permanently nodding, fastigiate, with 3-5 flowers; pedicels 8-20 mm. Perianth campanulate; segments 18 mm, purple, the outer 6 mm wide, oblanceolate, apiculate, the inner c. 9 mm wide, narrowly obovate, rounded at apex. Stamens included; filaments 6 mm, simple. Stigma 3-lobed. 2« = 14. Calcareous rocks and screes, 800-2100 m. • S. Alps, between Lago di Como and Lago di Garda. It.