Liliopsida Asparagales Alliaceae Allium

Bulb subglobose, 1-2 cm thick; outer tunics papery, grey; bulblets greyish-violet to violet, usually absent. Stem 25-85 cm tall, covered to 1/3 with leaf sheaths. Leaves (2)3-4, linear, in cross-section triquetrous and canaliculate, (l)2-4 mm wide, shorter than the stem. Spathe 1/2 to 2/3 as long as the umbel, acuminate, persistent. Umbel without or with bulblets, hemispherical to spherical, dense, many-flowered. Pedicels equal, 2-5 times as long as perianth, with bracteoles at the base. Perianth broadly campanulate; tepals blue, rarely white, with a darker midvein, 4-5 mm long. Filaments equaling to slightly exceeding the tepals, at base connate and adnate to perianth, subulate from a triangular base, the inner ones twice as broad at base as the outer, sometimes 2-toothed below the middle. Style exserted.