1 "Corolla tube > 15 mm" "Stachys chamissonis" 1 "Corolla tube < 15 mm" 2 2 "Internal ring of hairs perpendicular to corolla tube; corolla not pouched toward base on lower side" "Stachys bullata" 2 "Internal ring of hairs oblique to corolla tube; corolla pouched toward base on lower side" 3 3 "Hairs densely silky-silvery, woolly; Del Norte Co." "Stachys bergii" 3 "Hairs soft, stiff, or glandular, never silky-silvery; widespread" 4 4 "Upper corolla lip < 2 mm; stamens +- exserted from corolla tube" "Stachys stricta" 4 "Upper corolla lip > 2 mm; stamens clearly exserted from corolla tube" 5 5 "Calyx lobes lanceolate, +- = tube; proximal leaves short-petioled to sessile; MP" "Stachys pilosa" 5 "Calyx lobes generally deltoid or triangular, shorter than tube; proximal leaves generally long-petioled; widespread" 6 6 "Plant with abundant cobwebby, tangled hairs, herbage generally felty" "Stachys albens" 6 "Plant lacking cobwebby, tangled hairs, herbage not felty" 7 7 "Mature inflorescence compact, generally only 2 lowest bracts visible" "Stachys pycnantha" 7 "Mature inflorescence elongated, many bracts visible" 8 8 "Leaf blade narrowed, silky hairy, base wedge-shaped; corolla white (+- pink)" "Stachys ajugoides" 8 "Leaf blade broader, never silky, base rounded, truncate, or cordate; corolla pink or darker (white)" 9 9 "Stem, herbage densely glandular, resinous; lower corolla lip 6--10 mm wide" "Stachys stebbinsii" 9 "Stem, herbage +- glandular, not resinous; lower corolla lip 4--6 mm wide" 10 10 "Corolla magenta to purple; bracts gradually reduced distally on stem; NW, ScV, SnFrB" "Stachys mexicana" 10 "Corolla pink, bracts rapidly reduced distally on stem; widespread" 11 11 "Plant generally < 1 m; leaf base cordate, blade ovate" "Stachys rigida var. quercetorum" 11 "Plant generally 1 m; leaf base rounded (cordate), blade lanceolate to oblong" "Stachys rigida var. rigida"