Allium prattii C. H. Wright var. latifoliatum F. T. Wang & T. Tang.

Leaf blade without white main veins, base cordate to rounded, rarely deeply cordate. Inner perianth segments narrower than outer ones, apex retuse or obtuse, sometimes irregularly denticulate. Fl. and fr. Jul--Sep. 2 n = 16*, 24*.

* Forests, forest margins, thickets, damp places, stream banks, rock crevices; 1500--4000 m. SE Gansu, NE Guizhou, W Hubei, E Qinghai, S Shaanxi, Sichuan, NW Yunnan.