Allium lacunosum var. micranthum
Leafl. W. Bot. 2: 101. 1938.
Leaf blade subterete, straight, equaling or shorter than scape, 1 mm wide or less. Scape 15–30 cm. Umbel loose, 10–30-flowered; spathe bracts 3, apex obtuse or acute. Flowers 4–6 mm; tepals white to pale pink with deep pink or purple midribs; pedicel 4–15 mm. 2n = 14.
Phenology: Flowering Apr–Jun.
Habitat: Rocky clay, including serpentine soils
Elevation: 300–600 m
Allium lacunosum var. micranthum is known only from the inner south Coast and Transverse ranges.