16 AMES. 
reddish, but these differences are very likely the result of 
difference in age of the flower; the color turning from white 
to brown as it matures. In all cases I have been unable to 
identify the material at hand by an analysis of a flower, but 
where an examination has been possible the perianth organs 
agree with Krianzlin’s description. In a specimen collected by 
W. S. Lyon I was able to find perfect pollen masses. These 
are four in number. 
Luzon, Province of Zambales, Mount Pinatubo, F. W. Foxworthy, Bur. 
Sci. 3029, June 13, 1907, on stunted trees in small rocky desert, flowers 
white and fragrant, bracts yellow; Bur. Sci. 2617, April 26, 1907, on plain 
of coarse sand on trees: Province of Rizal, Ahern’s collector, For. Bur. 
$304, September, 1905; Bosoboso, M. Ramos, Bur. Sci. 5639, November 30, 
1909, fils. pure white, bracts yellow; Montalban, W. Schultze, Bur. Sci. 5620, 
May 25, 1908, flower white, fragrant, basal bracts yellow: Province of 
Cagayan, H. M. Curran, For. Bur. 16844, March 9, 1909: Province of 
Tayabas, H. M. Curran, For. Bur. 9651, March 22, 1908: Province of 
Camarines, H. M. Curran, For. Bur. 11345, May 10, 1908. MINDANAO, 
Province of Surigao, F. H. Bolster 378, August 15, 1906, epiphyte on trees, 
flowers yellow: District of Davao, Malalag, Z. B. Copeland 692, March 28, 
1904, ephiphyte, and on rocks over the sea: District of Zamboanga, H. N. 
Whitford and W. I. Hutchinson, For. Bur. 9207, January, 1908, altitude 
above the sea 150 meters, flowers white. BASILAN, W. I. Hutchinson, For. 
Bur. 4018, February 10, 1906, growing on tree near beach, flower brownish- 
yellow. 
Dendrobium Clemensiae sp. nov. 
Caules uniarticulati, monophylli. Folium oblongum. Sepala 
petalaque ad basim triangularia in caudas longas producta. La- 
bellum 3-lobatum costis 2 usque ad basim lobi medii percurren- 
tibus. Lobi laterales obtusi, parvi. Lobus medius linearis ad 
apicem dilatatus, acutus, medio papillosus. 
Stem uniarticulate, somewhat stouter at the base than at the 
tip, rugose when dry, 7 to 14 cm long, monophyllous. Leaf 
narrowly oblong, fleshy, rigid, unequally bilobed at the tip, 11 
to 15 cm long, 11 to 14 mm wide. Peduncle slender, weak, 
about 5 cm long, 1-flowered, from the summit of the stem, ter- 
minal, sheathed by an elongated spathe 3.5 to 4 cm long. /ate- 
ral sepals about 5 cm long, triangular at the base, prolonged 
into a long, slender, filiform tail. Upper sepal similar to the 
laterals, about 5 cm long. Petals similar to the sepals, but 
shorter and more slender, about 4.5 cm long. Labellum up to 
1.8 cm long, 3-lobed, suborbicular at base, abruptly continued 
from between the small, obtuse, lateral lobes into a linear, papil- 
lose limb which terminates in a lanceolate, membranaceous 
