Allium diabolense (Ownbey & Aase) McNeal
Family: Amaryllidaceae
Allium diabolense image
Dean Wm. Taylor  
Bulbs 1-3, not clustered on stout, primary rhizomes, ovoid to ± globose, 1-1.6 × 0.9-1.6 cm; outer coats enclosing 1 or more bulbs, reddish brown, membranous, lacking cellular reticulation or cells arranged in 2-3 rows proximal to roots, ± quadrate, without fibers; inner coats pale brown to white, cells obscure, quadrate. Leaves persistent, withering from apex by anthesis, 1, basally sheathing, sheath not extending much above soil surface; blade solid, terete, 10-30(-40) cm × 1-3 mm. Scape persistent, solitary, erect, solid, terete, 7-20(-30) cm × 1-3 mm. Umbel persistent, erect, compact to ± loose, 10-50-flowered, hemispheric, bulbils unknown; spathe bracts persistent, 2-3, 8-10-veined, lanceolate, ± equal, apex acuminate to long-acuminate. Flowers campanulate, 6-10 mm; tepals erect, white or tinged pink with dark red midveins, lanceolate to ovate, ± equal, becoming papery in fruit, margins entire, apex obtuse to acute or apiculate, not conspicuously recurved at tip; stamens included; anthers yellow; pollen yellow; ovary crested; processes 6, prominent, ± triangular, margins erose to ± laciniate; style linear, equaling stamens; stigma capitate, 3-lobed, lobes slender, recurved; pedicel 7-20 mm. Seed coat dull; cells minutely roughened. 2n = 14. Flowering mid Apr--Jun. Serpentine clay soils; 500--1500 m; Calif. Allium diabolense is known only from the southern Coast Ranges and western Transverse Ranges.

Allium diabolense image
Barry Breckling  
Allium diabolense image
Brent Miller  
Allium diabolense image
Barry Breckling  
Allium diabolense image