January 31, 1911] Tur ERICACEAE or Mount Apo 1105 . 
Diplycosia luzonica (Gray) Merr. 
Field-note:—Epiphytic shrub, upon the larger or lower 
limbs of trees at 8500 feet or near the summit of mount 
Calelan; stems 3 feet long, tough, branched especially above 
the middle, its bark smooth and brown; twigs chiefly 
ascending, brown or grayish, provided with brown hairs; 
leaves ascending, flat and only slightly reeurved, shining dark 
green above, much paler beneath, the petiole and young foli- 
age red; pedicels green or reddish, recurved; calyx green or 
the segment tips reddish brown; corolla 0.33 inch long, green- 
ish, not tapering nor constricted toward the apex. ‘‘Sagu- 
mati" is the Bagobo name. 
Represented by number 11676, Elmer, Todaya (Mt. Apo), 
Mindanao, September, 1909. 
RHODODENDRON Linn. 
Rhododendron copelandi Merr. 
Field-note:—Erect and numerously branched 6 feet high 
shrub, associated with other shrubs along the Seriban creek 
at 7750 feet on Apo; leaves rigid, ascending, paler green 
beneath; flowers spreading, rather numerous and forming pure 
white and somewhat fragrant clusters. This delicately pretty 
species the Bagobos call ''Malambago."' 
Represented by number 11395, Elmer, Todaya (Mt. Apo), 
Mindanao, August, 1909. 
Rhododendron kochii Stein 
Field-note:—Tree-like shrub along the Seriban creek at 
6500 feet of mount Apo, in dense woods of moss covered 
soil; stem 3 to 6 inches thick, 10 to 20 feet high, usually 
inclining; branches ascending, rather numerously and laxly 
rebranched; wood soft, reddish white toward the center, with- 
out odor or taste; bark brown, smoothish; leaves in whorls, 
ascendingly recurved from the reddish petioles, rigidly coría- 
ceous, dark sublucid green above, much paler or yellowish 
green beneath; pedicels reddish; flowers white, odorless, as- 
