13620, Fieus apoensis Slim. Rather large tree. 
in * humid stony flat at 1750 feet slong the Catafigan 
creck, in dense woods; bole straight, terete, 2 1/2 
feet thick, 50 feet high, mostly branched toward the 
tep; wood conepicuously ringed, the sappy white portion 
with semiviecid sulphureus sap; bark emoothish, brown, 
thick, the inner sede sappy white, the middie portion 
yellowish, (on the branches the inner side is yellow, 
beneath the epidermis auranticus), pith aurantious; 
twige ascending, dull brown; leaves horizontal or des. 
eending, dull brown; leaves horizontal or descending, 
chartaceous, shallowly folded on the upper darker green 
side, tips much recurved; figs usually in padre on leaf 
axils or in their sears, divaricate or subpendant, upon 
flexible green stalks, shining likht green, the white 
torus thick, the florits red, less than 3/4 in @x dia- 
meter; "Topasen" in Manobo. Cabadbaran, August, 1912. 
13621. Polyalthia similis Merr, Slender erect 
tree in stony soil of a densely wooded humid flat at 
17650 feet along the Catafigan creek; stem terete, 4 
inchee thick, 20 feet high, straight, branched from 
below the middle; wood soft, entirely odorless and 
tasteless dingy white except the thin more white sappy 
portion; emooth bark brown and gray mottled, the inner 
portion teetsceus; limbs slender, divaricate, repeatedly 
branched, the lax twige somewhat drooping; leaves dea. 
cending, chartaceous, paler green beneath, their points 
usually twisted and recurved; flowers pendant, usual ly 
in small clusters, rigid, the stalk and ealyx green, 
the other parts yellowish so, the & 6 petals nearly 
equal; fruits glaucouely green, subglobese, 1/2 inch 
across, hard, rugose, the green pedicels spreading, the 
whole cluster pendant; “Eslego" in Manobo. Cabadbaran, 
Auguet, 1912. 
15622. Appendicula undulata loncieslearata (Bchitr.) 
Anes. Hanging epiphytes from the axils of limbe or upon 
abruptly crooked eteme in @ humid wooded fiat along the 
Catangan creek at 1750 feet; clusters emall, with few 
te several stems which are somewhat flattened and sheath 
covered, ranging from 1 to 3 yards long; leaves thinly 
coriaceous, descending dark velvety green above, nearly 
atro-purpureus beneath; the flower stalke arising 
opposite the leaves, usually hanging from the lower 
eide but eften from the upper side, slender, dull brown, 
crooked, besring 1 to 3 flowers; flowers versatile, 
less than 1/2 inch long, the apur white, the apical 
portion of the upper segment lividus (the others are 
aleo slightly tinged around the mys apiesl margin); 
"Yobud" in Manobo. (abadbaran, August, 1912. 
15625. ulbophyllum luzonense Ames. Creeping 
tufts slong the upper side of limbs of large trees in 
a very humid wooded flat along the Catafigan creek at 
1750 feet: stem bendable, light gray, with numerous 
roote along the under side; pseudebulbs ascending, 
green, relatively soft in texture, ridged; blades ascend. 
ing and recurved, coriaceous, paler green beneath; 
Slender pale green peduncle arising from the base of a 
1049 

