910 LEAFLETS OF PHILIPPINE BoTANY [Vor. III, Arr. 51 
Type specimen 12540, A. D. E. Elmer, Magallanes (Mt. 
Giting-giting), Provinee of Capiz, Island of Sibuyan, May, 
1910. 
Discovered this Cleistanthus tree on wooded  declivities 
near cascades of the Sinuban creek at 1000 feet. It was 
observed in one or two other similar places. Named after 
C. B. Robinson, economic botanist, Bureau of Science. 
Cleistanthus pseudocanescens Elm. n. sp. 
Tree; stem 15 em. thick, 7 or more m. high, the main 
branches arising from the middle; branchlets numerous, lax 
and slender; wood moderately soft, reddish toward the center, 
odorless and tasteless; bark brown, smooth or lenticelled. 
Leaves chartaceous, horizontal or descending, nearly flat except 
the slightly recurved acute to acuminate apex, alternatingly 
scattered, the entire margins rugose and subinvolute in the 
dry state, base obtuse or in the larger leaves rounded, shin. 
ing dark green on the glabrous upper side, dull ashy green, 
the larger blades 15 cm. long, 5 cm. wide across the middle, 
frequently much smaller, oblong to subelliptic; midvein prom- 
inently raised beneath, very finely covered with grayish 
brown hairs; the 9 to 11 lateral pairs arcuate, also conspic- 
uous beneath, similarly pubescent, reticulations equally evi- 
dent from both sides; petiole 1 to 1.5 cm. long, stout, more 
or less covered with yellowish brown hairs, in the dry state 
rugose and with age becoming glabrous. Flowers ascending, 
fascicled in the leaf axils, arising from short tubercles cloth- 
ed with small brown pubescent bracts; pedicels 1.5 mm. 
long, glabrous, gradually extended into the calyx; segments 
1.75 mm. long, acute, curvingly reflexed, yellowish green, 
also glabrous; petals as many and alternating with the calyx 
segments, delicate, obcuneate, 0.75 mm. long, dentate or 
obscurely fimbriate along the upper margin; disk rather thick, 
similarly fringed; stamens 4 or 5, united into a glabrous col- 
umn narrowed toward the base; the free portion of the 
glabrous filament whitish, succulent, tapering from the base 
to a fine point, strict, ascending, 1 mm. long; anthers yel- 
low, elliptic, nearly 1 mm. long, bilobed at the base, at- 
tached to the middle portion of the back; style as long, 
