Allium lavendulare J. M. Bates, Amer. Bot. (Binghamton) 22: 58. 1916

Bulbs without basal bulbels, 1–2 × 1–2.5 cm; inner coat cells obscure, regular or nearly so. Leaves usually 3–6; blade 1–6 mm wide, margins entire. Scape solitary, 20–60 cm. Umbel 25–60-flowered, producing capsules and seeds, bulbils almost unknown; spathe bracts 3, ovate to lanceolate. Flowers odorless, 5–8 mm; tepals spreading, lavender-pink, rarely white, thin; pedicel linear, ± stout, becoming subequal, 15–20 mm. 2n = 14, 28.

Flowering May--Jul. Generally in calcareous soils; 100--600 m; Ark., Ill., Kans., Mo., Nebr., Okla., S. Dak.