Marcu 27, 1915] Two Hunprep Twenty Six New Spscirs—I EDO 
and minutely emarginate apex, basifixed, dehiscing along 
the edges from the apex toward the base; pistillate flowers 
not seen. Capsule at most 1.5 cm wide including the wings, 
1 cm high; the wings green, glabrous, transversely veined, 
widest at the middle, gradually rounded toward both ends, 
3 to 5 mm wide across the widest portion; seed portion el- 
liptic, 2-celled; seeds very numerous, minute, brown, en- 
closed in a similarly colored membrane extending along the 
axial placenta. 
Type specimen number 13575, A. D. E. Elmer, Cabad- 
baran (Mt. Urdaneta), Province of Agusan, Mindanao, Aug- 
ust, 1912. 
Tufted and more or less in colonies of damp loose earth 
deeply covered with humus or spreading over humus coy- 
. ered rocks and bowlders lying well sunken in the ground 
of dense forested ravines at 750 feet above ocean level. 
"Calohoglohog" in the Manobo dialect. 
Not Begonia gitingensis Elm. nor Begonia calcicola Merr. 
Also manifestly allied to Begonia luzonensis Warb. and to 
Begonia manillensis DC. 
“ Begonia urdanetensis Elm. n. sp. 
Bi or perennial herbs; stems numerous from the same 
root cluster, terete, as thick as ordinary lead pencils, re- 
clining and quite rigid at the base, 3 to 9 dm long or 
even longer, reddish brown, usually branched, fusiformly 
swollen atthe joints, blackish brown when dry and striate, 
coarsely hispid toward the top; branchlets few, ascending, 
rather short though similar in color, their distal ends dense- 
ly reddish brown scurfy; roots profuse, rigid. Leaves hori- 
zontal or descending especially toward the tips, very rugose 
and quite rigid or chartaceous, dark green above, much 
paler green beneath, alternating though frequently with op- 
posite short branches, short brown hispid on both sides, 
inequilateral, very irregular in shape though usually broadest 
above, base obliquely rounded, apex slenderly pointed, the 
narrower edge straight and entire especially toward the base, 
UA the broader side subentire toward the base but otherwise 
obscurely and irregularly toothed, with 1 to 3 broad teeth or 
