338 LABIATA (Skan), | Stachys. 
Leaves 4-12 lin. long, 3-9 or rarely 10 lin. 
broad ; calyx densely covered with 
rather long silky hairs or with shorter 
velvety hairs: 
Leaves so densely covered beneath with 
velvety hairs that the surface is 
hidden ae te os ... (10) sessilifolia. 
Leaves more or less hairy, but the surface 
not hidden by the hairs: 
Branches somewhat weak and spread- 
ing; leaves ovate, usually only 
slightly longer than broad ; whorls 
2-flowered ... sek ise »-» (11) Galpini. 
Branches somewhat rigid, erect ; leaves 
usually ovate-elliptic, often about 
twice as long as broad; whorls 
4-flowered or more wed ... (31) obtusifolia, var. 
Flanaganii. 
Leaves usually 2-6 lin. long, 14-3 lin. 
broad; calyx glabrous or with few 
rather short stiff hairs : 
Stems decumbent, with stiff reflexed 
hairs ; whorls usually 2-flowered ; 
calyx with usually rather short stiff 
hairs ws vas (24) subsessilis. 
Stems erect, glabrous or with a few 
spreading hairs; whorls 4~6-flowered; 
calyx nearly glabrous sy +. (36) tenella. 
§$Leaves distinctly petiolate (usually sessile or 
subsessile in S. Galpini): 
Stem erect, usually robust, not or sparingly 
branched : 
Whorls 2-flowered; leaves not much 
longer than broad : 
Leaves very rugose ; calyx about 8 lin. m 
long ; teeth 1 lin. long ... + (8) Rehmannii. 
Leaves not rugose ; calyx 4-5 lin. long ; 
teeth 1?-2 lin. long: 
Leaves about as long as broad; : 
whorls of flowers up to12__... (12) transvaalensis. 
Leaves distinctly longer than broad ; 
whorls of flowers 1-3 ... ... (14) parilis. 
Whorls 4-flowered or more ; leaves usually 
about twice as long as broad : 2 
Leaves elliptic, rounded at the apex... (31) obtusifolia. 
Leaves ovate-lanceolate, narrowed to = 
an acute or obtuse apex .. --» (32) Tysonii. 
Stem prostrate, decumbent or ascending, 
sein — much age a 
ant very densely covered with a i 
velvety seihaecenoe ben Gest : ... (9) malacophylla. 
Plant variously hairy, usually not densel 
covered with a greyish velvety 
pubescence, sometimes almost 
glabrous: 
Anmual 55 sce sue see (27) arvensis. 
Perennial: calyx-teeth more or less 
acute, but not subulate and i 
spinescent at the apex... _... (13) Rudatisii. 
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