Watson: THE GENUS HELIOCARPUS 117 
Lower surface thin, appressed-stellate and 
with conspicuous long, straight hairs on the 
sides of the nerves. 16. H. australis. 
Lower surface otherwise. 
Leaves suborbicular, distinctly and acutely 
flowers strictly dioecious. 
Leaves integral or lobed, irene perfect 
or polygamous. 
Leaves essentially glabrous above and 
thin, appressed-stellate beneath. 18. H. Donnellsmithit. 
Leaves more or less densely pubescent 
both sides 
Pubescence of leaves in dense, separate 
tufts, larger ae longer beneath, 
nerves not hirsut 19. H. rudis. 
Lower surface sciaicied long- 
and yellow-tomentose in the nerve 
7. H. diclinus. 
_ 
i SS 20. H. nodiflorus. 
Leaves otherwise 
Leaves densely tomentose beneath. 21. H. boliviensts. 
Leaves thin, appressed-stellate he- 
neath, flowers in nodose clusters, 
style divided more than hal y, 
leaves usually integral, at most 
obscurely lobed. 22. H. Roset. 
I. HELIOCARPUS GLANDULIFERUS Robinson; Rose, Contr. 
S. Nat. Herb. 5: 127. 1897 
H. glabrescens Hochr. Ann. Conserv. Jard. Bot. Genéve 18- 
ao? 332. *. 1916. 
shrub; young branches glabrate, minutely stellate, 
aeeiet Vode? with small red glands; leaves acute or acuminate, 
serrate, lower serrations glandular, glabrous or slightly pubescent 
fro 
above, lighter beneath, indument varying from essentially gla- 
brous to eearely and softly stellate, and villous on the stiaketoal 
e s; panicle small, flowers in dense nodose clusters; 
rved, gl 
sepals five, hooded, appen ndaged; petals lear one-nerv 
dular, amen stellate on the outside toward the base; stamens 
ut twenty; style two and one-half times the length of the 
—. ‘bifid peehy at the tip, lobes acute; fruit sessile, oblong, 
body 5 X slightly stellate on the faces, becoming 
at length olaineas and rugose. 
Tyre: Heyde 281, Guatemala (U.S. National Herbarium and 
Gray Herbarium) ;\/. Donnell Smith 3056) Guatemala; Nelson 
2400, Chiapas; Tonduz 8453, Costa Rica; Renson 61, Salvador; 
Galeotti 4154, Vera Cruz (type of H. glabrescens) ; Purpus 2227,) 
Vera Cruz. 
