I 
14 
AMES. 
DENDROBIUM Sw. 
Dendrobium albayense sp. nov. (§ Aporum, Hemipkylla) , 
Cum D. cuneato Schltr. comparandum videtur, a quo tamen 
foliis differt. Caulis ad basim teres, foliosus, compressus, 
anceps. Folia disticha, lanceolata a latere visa. Sepala late- 
ralia triangulari-ovata, obtusa. Sepalum superiiis oblongum 
obtusum, subquadratum. Petala ligulata, obtusa. Labelhim 
cuneatum ad apicem 3-lobatum. Lobi laterales divaricati, 
obtusi. Lobtis medius obtusus. Prope apicem labelli callus 
bilobus. Mention brevem, obtusum, rotundatum. 
Plants up to 3 dm in length, simple or with a few branches, 
leafy to about the middle, floriferous portion of the stem leafless. 
Leaves distichous, lanceolate, acute, when viewed from the side, 
1,5 to 3 cm long from tip to point of insertion; at the middle 
of the leafy part of the stem 1.5 cm long from tip to inner angle 
formed with the stem; free portion up to 1 cm wide.. Lateral 
sepals fleshy, broad, triangular-ovate, subacute or obtuse, about 
3.5 mm long, 2.5 mm wide. Upper sepal fleshy, 3 mm long, 2.5 
mm wide, rounded at the tip. Petals ligulate, obtuse, 3 mm 
long, 1.5 mm wide. Labellum equaling the lateral sepals, 3.5 
mm wide at the tip, obscurely 3-lobed in front, lateral lobes 
divaricate, obtuse, about 1 mm long to the angle formed with 
middle lobe, middle lobe shorter than the laterals, obtuse, forming 
with the cuneate-bilobed callus above it a shallow pocket. 
Mentum rounded, about 1.5 mm long. Column 1 mm long. 
Luzon, Province of Albay, A. Loher 601 8 ^ June 26, 1905, plant flowering 
in Manila. "Flowers odorless, petals with purple lines." 
r 
^Dendrobium angustifolium (Blume) Lindl. Gen. et Sp. Orch. 76. 
Desmo trie hum angustifolium Blume Bijdr. 330; Kranzlin in Engl. 
Pflanzenreich 45 (1910) 350. 
4 
The material which I refer to this species exhibits several 
slight variations from authentic specimens of D. angusti folium. 
These slight variations seem to me unimportant. I have exam- 
ined living material collected by Elmer D. Merrill on Mount 
Mariveles in 1905. 
Luzon, Bontoc Subprovince, Father M. Vanoverhergh 708, 709, July 23, 
1910: Province of Bataan, Lamao River, Mount Mariveles, R. S. Williams 
67/^: Province of Rizal, San Isidro, M. Ramos, Bur, ScL 1212S, June 
24, 1910. 
Dendrobium basilanense sp. nov. 
Caulis compressus, anceps. Folia disticha, lanceolata, acuta. 
Flores albi, terminales. Sepala lateralia, oblonga, acuta. Sep- 
