237 
PELARGONIUM concavum. 
Concave -petaled Stork's- bill. 
P. concavum, scapo subramoso ; foliis ternatis pinnati- 
fidis laciniatisque utrinque pilosis ; segmentis folio- 
lisque obtusis insequaliter inciso-dentatis, umbellis 
multifloris, petalis concavis inferioribus subconni- 
ventibus, calycibus reflexis, tubo nectarifero calvce 
tnpio longiore. 
i?oo^ tuberous. 'S'/fem none, or very short. Leaves 
very variable ; lower ones ternate, intermediate ones 
laciniate, upper ones pinnatifid, thickly covered on both 
sides with short white hairs : segments on the lower 
leaves rounded, bluntly toothed with unequal teeth ; in- 
termediate ones more deeply and sharply toothed ; upper 
ones incised or deeply cut, and unequally toothed. 
Petioles seldom the length of the leaves, flattened and 
slightly furrowed on the upper side and convex on the 
lower, densely clothed with white spreading unequal 
hairs. Stipules lanceolate, taper-pointed, joined to the 
base of the petioles. Scape long and slender, not much 
branched, producing a few small leaves at the base of 
the peduncles. Peduncles long, unequally bent, thick- 
ly clothed with white spreading unequal hairs. Invo^ 
lucre of about 9 or 10 linearly lanceolate, taper-pointed, 
concave bractes, very hairy at the back. Pedicles un- 
equal in length, seldom longer than the bractes. C«- 
/^.r 5-cleft, segments lanceolate, acute, all reflexed. 
and clothed with short white hairs. Nectariferous 
tube about three times longer than the calyx, flattened 
on each side, a little gibbous at the base, gradually 
widening upwards, also clothed with short hairs pI 
tats 5 of a bright salmon colour; the two upper ones 
spatulate, reflexed about the middle, with a forked 
VOL. III. 
