DECEMBER 23, 1910] EUPHORBIACEAE COLLECTED ON SrpuyaN ISLAND 911 
relatively thick, apparently becoming 3-lobed at the apex; 
fruits not seen. 
Type specimen 12140, A. D. E. Elmer, Magallanes (Mt. 
Giting-giting), Province of Capiz, Island of Sibuyan, March, 
1910. 
Collected in damp fertile soil along wooded streams at 
500 feet. The local Visayan name is ''Pinay." 
C. myrianthus King, but our specimens have larger flowers, 
and leaves which are relatively broader and fewer-nerved. 
Cleistanthus isabellinus Elm. n. sp. 
A medium-sized tree; stem 2.5 dm. thick, 8 m. high 
at least, branched from the middle; main branches spreading, 
ultimately laxly rebranched, with the thin twigs horizontal 
or drooping; twigs gray and brown lenticelled or the young- 
er portion yellowish brown; wood moderately hard and heavy, 
burly, odorless and tasteless, reddish brown except the rel- 
atively thin whitish sapwood; bark dull brown, reddish so 
beneath the epidermis. Leaves copious, descending, coria- 
ceous or subchartaceous, folded upon the upper shining deep 
green surface, glaucous or yellowish brown beneath, drying 
similar in color, alternate, entire, the lower surface of the 
younger ones with a very fine isabellinus colored indument, 
the larger blades 1 dm. long, 4 cm. wide across the middle, 
acuminate to caudate at apex, base obtuse to acute, subelliptic 
or oblong elliptic; petiole 1 cm. long, brown puberulent, 
ultimately glabrous; midvein prominently raised beneath, be- 
coming glabrous, the 6 to 9 ascendingly curved lateral pairs 
faint and with tips articulately united, reticulations scarcely 
evident. Flowers not seen; fruits solitary or 3-clustered, 
axillary, erect, 3-celled and 3-seeded, mostly along the 
branchlets, 1.25 cm. thick, truncately flattened at both ends, 
smooth, turning reddish brown, 3-lobed especially the apical 
portion; pedicel glabrous, nearly 3 mm. long, relatively thick, 
subtended by 5 triangularly acute perianth segments, arising 
from flattened tubercles clothed with short finely pubescent 
bracts. ; 
Type specimen 12268, A. D. E. Elmer, Magallanes 
(Mt. Giting-giting), Province of Capiz, Island of Sibuyan, 
April, 1910. 
