Watson: THE GENUS HELIOCARPUS 121 
ping lower surfacesimilar but more densely stellate, especially 
e nerves, short-petiolate, the smaller leaves subsessile ; pan- 
ane small, open, peduncles mostly two-flowered, branches of the 
panicle densely fine- Snag oo aN ae ers a bagi fruit sessile, 
oval, somewhat clavate, body lon mm. wide, faces 
densely tomentose, light Sepeas eines ae 4 mm. wide. 
Type: Rose, Standley & Russell 12828, Sonora, U.S. National 
Herbarium, 
10. HELIOCARPUS TEREBINTHINACEUS (DC.) Hochr. Ann. 
Conserv. Jard. Bot. Genéve, 18-19: 125. 1916 
Hi. Nelsoni Rose, Contr. U. S. Nat. Herb. 5: eet 1897. 
Grewia terebinthinacea ‘DC. Cat. Hort. Monsp. 114. 
Shrub, 2.4-6 m. high; young parts scurfy itasents leaves 
broadly ovate, more or less three-lobed, lobes often acuminate, 
cordate, irregularly serrate, upper su urface densely erect-stellate, 
the hairs in tufts ve or six, crisped, lower surface similar 
r, especi ially on the nerves, long-petiolate, petioles. 
but dense 
densely tomentose, blade 11-18 cm. long, 9-16 cm. wide; pan ¥en 
compact, leafy; buds purplish; sepals yon slightly hooded | 
not tu ber culate or appendaged, glan dular; petals none }t 
pistillate Gowers) stamens sixteen, sterile in pistillate cen: 
ovary slightly compressed, papillose-pubescent; style one an 
one-fourth times the length of the ovary, bifid about one-fourth 
of its length, lobes freed and irregular; fruit only slightly 
compressed, almost equally covered by plumose hairs, a little 
shorter on the faces. 
The type of G. terebinthinacea DC. is not mentioned, but 
the identity of the latter and H. Nelsoni Rose is based upon De 
Candolle’s description of Berlandiey 1064 as G. terebinthinacea 
and its citation by Rose as H. Nelsoni. Rose’s type of H. 
Nelsoni is Nelson 1485, Oaxaca, in the U.S. National Herbarium; 
Nelson 1243, 1818, Oaxaca; L. C. Smith 037, 797, Oaxaca; 
Rose & Hough 4565, Oaxaca; Berlandier 1097, Oaxaca; Conzatti 
1573, Oaxaca. 
11. HELIOCARPUS sTIPULATUS Hochr. Ann. Conserv. 
Bot. Genéve 18-19: 121. 1916 
H. americanus var. popayanensis Schum. in part. in Martius, 
Fl. Bras. 12: 11. 1886. 
ranches sordid-tomentose; leaves 10-14 cm. long by 9-11 
Mf 
sistent, cordate, irregularly serrate, lower serrations glandular, 
upper surface dark, mor des Sey stellate, glabrescent, nerves to- 
~, 
r 
