+ 
Marcu 27, 1915) © Two Hunprep Twenty Six New Seecies—I 2561 
green, dry, glabrous, the upper outer point rounded; seed 
portion elliptic, crisply brown hairy, terminated “in a blunt 
brown point. 
Type specimen number 13819, 4. D. E. Elmer, Cabad- 
baran (Mt. Urdaneta), Province of Agusan, Mindanao, Sept- 
ember, 1912, 
Inhabiting black very wet humus covered alluvial soil 
of jungled woods about the lower border of lake Danao at 
5000 feet altitude. This very rare species was called ‘‘Mad- 
amo" by the Manobos. 
Distantly related to Begonia incisa DC. and Begonia 
quercifolia Merr. 
BIGNONIACEAE 
35€ Radermachera elmeri fragrans Elm. n. var. 
Suberect tree; stem ascending, 4.5 dm thick, 12 m 
d high or higher, erooked; main branches erect, arising from 
above the middle, ultimately numerously rebranched and 
forming dense masses; wood moderately hard and burly, 
bitter, slightly fetid, whitish; bark quite thick, brown on 
the stem, gray on the branches, greenish except the epi- 
dermis which flakes in small pieces; branchlets yellowish and 
brown lenticelled, the young apical portions green and glab- 
 rous. Leaves opposite, ascending, spreading, ternately com- 
pound, all the stalks green except the more or less swoll- 
en purplish joints, varying from 3 to 8 dm long; leaflets 
flat, coriaceous, smooth and glabrous, subcoriaceous, much 
darker green on the upper side, grayish brown on both 
sides when dry, variable in size from 6 to 15 cm long and 
2.5 to 5 em wide across the middle, elliptic but with ab- 
ruptly acuminate to caudate and strongly recurved points, 
base obtuse to cuneate, entire; petiolules 1 cm long or con- 
siderably shorter, caniculate, appearing articulate or gland- 
ularly swollen at their distal ends, the termina] one or 
when solitary much longer; midrib sunken along the upper 
side, rather conspicuous beneath; lateral pairs 7 to 9, di- 
varicate, faint, tips reticulately united, reticulations evident 
mA under a hand lens. Panicle as long as the leaves, terminal, 
| ascending, glabrous, green except the sweetly fragrant flowers; 
