321 
Leaves large, cordate, generally long-acuminate ; anthers —— purple. 
. P, Peruviana. 
bb. Pabescence 1 more or less mS or viscid, in the first two mixed with ine 
ted hairs; peduncles much shorter than the lea 
Leaves large; blade generally over 5 cm. long, generally more or d cordate; an- 
thers generally yellow, but sometimes purple. 24. P. heterophylla. 
Leaves less than 5 cm., rounded ovate or rhombic, scarcely at all cordate at the base; 
calyx, peduncles and younger branches with long white flat and jointed hairs. 
25. £i comata, 
Leaves small, less than 5 cm., reniform or cordate, coarsely toothed, Bee etc., ges 
and densely viscid pubescent, seldom with any long hairs; stem rarely diffus 
5. 1 > À di mee? 
Leaves small, 2-4 cm. in diameter, nearly orbicular, sometimes a little cordate at the 
base, not coarsely toothed; stem diffuse or prostrate, 27. P, rotundata. 
cc. Pubescence fine, more or less glandular or viscid; peduncles often as long as the 
subtending leaves or longer. 
Leaves oblong to ovate cordate. 28. P, muriculata. 
** Pubescence more or less stellate. 
VIT. (The stellate character of the pubescence is scarcely distinguishable by the 
naked eye, and is sometimes obscure even under the lens, except on the calyx or 
at least on the Re of its lob 
ubescence s dist beautifully stellate. 
Leaves cordate, Pond or round, more or less angulately toothed. 
29. P. mollis. 
Leaves elliptic, sometimes a little cordate at the base, to spatulate or ESAE 
subentire or repand. Av 
Pubescence very fine, partly of stellate, and partly of simple "dd 
1, P. Fendleri. 
Leaves deltoid or cordate, rs toothed. 
gu dating n 
Leaves elliptic oblong, subentir 
cc. Plant often perfectly coh except on the margins of = calyx-lobes, rarely 
tellate all over when young 
Leaves oblong, rade or spatulate, or in luxuriant specimens even oval, thin 
lateral veins distinct. jp ^ 5H 
Leaves linear, thick; mid-rib prominent, but lateral veins obsolete. 
34. P. angustifolia, 
6. FRUITING CALYX RETICULATE, OPEN, ITS LOBES NOT CONNIVENT; PUBESCENCE, 
IF ANY, SHORT AND FINE. 
VII. Nen yellowish with a darker center,in age turning purple; leaves not 
eaves cedri aic to ovate, nervose 35. P. versicolor. 
IX. Coroila e generally without dariet center; leaves more or less fleshy, small. 
Leaves oblong or cordate, 36. P. crassifolia. 
Leaves uci more or less hastate at the base. 37. À. hastata. 
$2. Micropaysauis. Flowers yellowish; fruiting calyx small, 
not ribbed, open at the mouth, its lobe s equalling or exceeding 
the tube. Plant covered with long viscid hairs. 
