Nepeta nervosa - Nerved Catmint

Nerved Catmint is a perennial herb with stems erect, 1-2 ft, quadrangular, not or little branched, hairless or with very short eglandular hairs. Leaves are linear-lanceshaped or linear-elliptic, up to 8 x 1 cm, firm-textured, hairless, entire to finely toothed, truncate to acute, nervation prominent below. LEaf-stalks is absent or up to 3 mm. Flowers are borne in a short or elongated congested spike, 2-7 cm long, 1.5-2.5 cm wide. Outer bracts are broad ovate pointed, usually purplish, inner bracts linear, ciliate, as long as sepals. Flowers are stalkless, Calyx thin-textured, 6-10 mm, narrow obtriangular, eglandular-pilose to villous, or papillose-glandular, throat slightly oblique; teeth linear subulate shorter than to as long as calyx tube. Flowers are blue, deep mauve or yellow (var. lutea Hook. f.), 1.2-1.5 cm; tube curved, somewhat protruding from calyx. Nerved Catmint is found in the Himalayas, from Pakistan to Kashmir, at altitudes of 2100-3600 m.