DECEMBER 23, 1910] EUPHORBIACEAE COLLECTED ON SrBUYAN ISLAND 017 
The type is P. T. Barnes number 138 from mount 
Mariveles, and its anthers are distinctly stalked in the flow- 
ering state. 
GELONIUM Roxb. 
Gelonium glandulosum Elm. n. sp. n d 
An erect shrub-like tree; stem 8 cm. thick, 3 to 4 m. 
high; its main branches from below the middle, laxly and 
slenderly rebranched; wood moderately soft, whitish, odorless 
and tasteless; bark mottled, peeling in. plates on, the stem, 
smooth on the branches. Leaves, horizontal or descending, 
glabrous except the nerves beneath, alternatingly scattered 
toward the ends of the subglabrous and green twjgs, sub- 
chartaceous, a trifle paler green beneath, retaining its color 
in the dry state, obtuse to acute at the apex, base. broadly 
obtuse, entire or with united apiculations, elliptic, the larger 
blades 1 dm. long, one half as wide across the, middle; pet- 
iole at most 1 em. long, frequently only one half as long, 
green, glabrous; bud bracts green, slenderly acuminate, 7.5 
mm. long, finely puberulent; midvein prominent, hairy along 
the sides or becoming glabrous, with 6 to 9 arcuate lateral 
pairs which in their axils harbor small tufts of dirty brown 
hairs, all yellowish green, reticulations very fine and obscure. 
Flowers upon short greenish brown usually unbranched tu- 
bercles; perianth of the same color, composed of 10 segments, 
imbricate, the outer 5 finely ciliate along the margins, united 
below the middle, rounded, the inner 5 with smooth margins 
and quite a little longer, the longer ones nearly 5, mm. in 
length; stamens 5, inserted upon'a fleshy brown colored 
disk-like rim 0.5 mm. high; filaments glabrous, . at, least 
0.5 mm. long, pale white; anthers basifixed. although the 
filaments extend clear through and expand as an obscure 
hyaline projection, 1 mm. long, subtruncate at the base, 
dehiscing along the lateral side from the apex toward the 
base, yellowish; ovary woolly; style glabrous, 1 mm. long, 
terete; young fruits obovoidly globose, 3-seeded. 
Type specimen 12315, A. D. E. Elmer, Magallanes (Mt. 
Giting-giting) , Province of Capiz, Island of Sibuyan, April, 1910. 
