VIII. c. 1 Merrill: Studies on Philippine Rubiaceae, I 51 
had determined it to be the same as Plectronia pe dim en I arts (Cav.) Elm. 
In order to verify the matter Doctor C. B. Robinson kindly examined the 
type in the herbarium of the Paris Museum of Natural History, and in- 
forms me that it is undoubtedly the same species as Cu7nmg XJ,OG and 
H37, both of which unquestionably are referable to Cavanilles' species. 
PLECTRONIA PAUCINERVIA sp. nov. 
Frutex glaber 3 ad 4 m altus, ramulis junioribus plus minusve 
resinosis; foliis oblongis vel oblongo-ellipticis, coriaceis, utrinque 
acuminatis, usque ad 16 cm longis, in siccitate supra nitidis, 
brunneis, subtus pallidioribus ; nervis utrinque 5, prominentibus, 
reticulis laxissimis vel obsoletis; fructibus aurantiacis, obovoi- 
deis, circiter 7 mm longis, umbellatis; umbellis axillaribus, soli- 
tariis, brevissime pedunculatis vel subsessilibus. 
A glabrous shrub 3 to 4 m high. Branches terete, dark-colored 
and smooth when dry, the younger parts and the buds more or 
less resinous, shining, nearly black. Leaves oblong, coriaceous, 
14 to 16 cm long, 5 to 6 cm wide, subequally narrowed and acumi- 
nate at both ends, the upper surface very smooth and shining, 
dark-brown when dry, the lower surface dull or very slightly 
shining, yellowish-brown or pale-brow^n when dry; nerves 5 on 
each side of the midrib, distant, curved-ascending, scarcely or 
very faintly anastomosing, the reticulations very lax, often 
entirely obsolete; petioles 1.5 to 2 cm long; stipules triangular- 
ovate, slenderly acuminate, about 5 mm long. Flowers not seen. 
Fruits obovoid, about 7 mm long, in axillary, solitary, short- 
peduncled or subsessile umbels, about 5 in each umbel, their 
pedicels about 8 mm long, the common peduncle stout, about 
2 mm long. 
Mindanao, District of Zamboanga, Sax River Mountains back of San 
Ramon, Merrill 826S, November 29, 1911, in damp forests, altitude about 
900 m. 
r 
A species well characterized by its short-peduncled, solitary, umbellate 
inflorescence, and by its leaves with few nerves and practically obsolete 
reticulations. 
PSYCHOTRIA Linnaeus 
PSYCHOTRIA CAGAYANENSIS sp. nov. 
Arbor parva, circiter 5 m alta, inflorescentiis obscure parce 
pubescentibus exceptis glabra ; foliis chartaceis, lanceolatis, 
utrinque acuminatis, in siccitate plus minusve pallidis nitidisque, 
usque ad 16 cm longis, nervis utrinque circiter 13, anastomo- 
santibus; paniculis terminalibus, sub fructu circiter 6 cm longis, 
pyramidatis; fructibus obovoideis, circiter 8 mm longis, semi- 
nibus dorso convexo vix sulcato. 
