340 
LABIAT# (Skan). | Stachys. 
Calyx with few or many short 
hairs or densely long-hairy : 
Leaves shallowly crenate ; bran- 
ches very numerous, slen- 
der, wiry . we 
Leaves deeply toothed: Sane 
fewer, somewhat thicker 
and‘Shorter ei ... (26) sublobata. 
Leaves usually rather regularly 
crenate; branches often 
many and slender, but 
scarcely wiry : 
Inflorescence unilateral ... (21) leptoclada. 
Inflorescence not unilateral (15) sthiopica. 
ttLeaves oblong, oblong-lanceolate, ovate-lanceolate 
or deltoid-lanceolate to linear, about 3 to 
several times longer than broad, rarely less 
.. (23) cymbalaria. 
than # in. long : 
Leaves sessile or subsessile : 
Calyx densely hairy : 
Plant blackish when dry; leaves usually 
13-24 in. long, 1-4 lin. broad... ... (28) nigricans. 
Plant not blackish when dry ; leaves usually , 
3-2 in. long, 3-6 lin. broad ... ... (29) sessilis. 
Calyx glabrous or sparingly and_ shortly 
hairy: 
Stem glabrous or nearly so; calyx as long 
as or longer than the corolla-tube .. (34) humifusa. 
Stem distinctly hairy ; ae shorter bits 
the corolla-tube... .. (35) rivularis. 
Leaves (except sometimes the at distinctly 
petiolate (sometimes very shortly in 8S. 
erectiuscula) : 
Pairs of leaves few, usually gee near 
the bottom oes see 
Pairs of leaves many, spaced at aie saat 
distances from the bottom : 
Leaves oblong, rounded at the apex ; calyx 
rather densely covered with long re (31) obtusifolia, var. 
angustifolia. 
.. (30) simplex, 
Leaves ovate-lanceolate, often subacute ; 
calyx covered (sometimes sparingly) 
with short hairs : 
Calyx with short stiff adpressed hairs ; 
teeth linear-triangular, rigid 
Calyx shortly and _ softly Sa 
pubescent ; teeth deltoid, not rigid (32) Tysonii. 
**Shrubs or undershrubs, usually very densely covered 
with whitish or sometimes yellowish felt-like or 
wool-like indumentum (often almost glabrous in 
S. hyssopoides ; sometimes only thinly covered 
with stellate hairs in S. dregeana and S. caffra ; 
branches glabrescent in 8. Zeyheri) : oe 
Calyx more or less distinctly 2-lipped ws eee (88) Burehellii. 
Calyx not 2-lipped : 
tCalyx densely covered with wool-like sometimes 
almost Ge indumentum : 
.. (33) erectiuscula. 
