xin, c, 5 Merrill: Noteworthy Philippine Plants 325 



f ructescentiis axillaribus, circiter 3 cm longis ; f ructibus ellipsoi- 

 deis, circiter 1.4 cm longis. 



A glabrous tree about 12 m high, the branchlets smooth, pale. 

 Leaves very thickly coriaceous, narrowly oblong-obovate, 12 to 

 15 cm long, 3.5 to 5.5 cm wide, pale, of about the same color 

 on both surfaces, smooth and shining when dry, the apex usually 

 rounded, sometimes retuse, or at times shortly acuminate, base 

 acuminate, margins recurved; midrib very prominent on the 

 lower surface ; lateral nerves about 5 on each side of the midrib, 

 slender, distant, forked and laxly arched-anastomosing distant 

 from the margin, the reticulations obsolete or nearly so ; petioles 

 1.5 to 2 cm long. Infructescences axillary, about 3 cm long, 

 peduncled, the fruits few, ellipsoid, olivaceous when dry, smooth, 

 about 1.4 cm long. 



Luzon, Pangasinan Province, Mount San Isidro, Labrador, Bur. Sci. 

 29938 Fenix, on open grassy slopes near the edge of the forest, altitude 

 about 300 meters. 



This species is well characterized by its very thickly coriaceous leaves 

 and its few, distant, obscure, laxly arched-anastomosing nerves, the reticu- 

 lations obsolete or nearly so. 



CORNACEAE 



MASTIXIA Blume 

 MASTIXIA PACHYPHYLLA sp. nov. § Tetramastixia. 



Arbor glabra (floribus ignotis) ; foliis stricte oppositis, crasse 

 coriaceis, oblongis ad oblongo-ellipticis vel anguste obovato- 

 ellipticis, usque ad 14 cm longis, apice plerumque rotundatis, 

 basi acutis, margine recurvatis, nervis utrinque 9 ad 11, dis- 

 tinctis; inf ructescentiis terminalibus, breviter pedunculatis, 6 

 ad 10 cm longis; fructibus ovoideis ad ellipsoideis, 2 ad 3 cm 

 longis, sepalis 4, persistentibus, parvis. 



A tree 6 to 8 m high, glabrous (flowers unknown). Leaves 

 strictly opposite, thickly coriaceous, oblong to oblong-elliptic 

 or narrowly obovate-elliptic, the apex usually rounded, the base 

 acute, margins recurved, the upper surface smooth, greenish- 

 olivaceous, shining, the lower paler; lateral nerves 9 to 11 on 

 each side of the midrib; petioles .stout, about 1.5 cm long. In- 

 fructescences 6 to 10 cm long, glabrous, somewhat peduncled, 

 branched, the bracteoles ovate, acute, about 1.5 mm long. Fruits 

 ovoid to ellipsoid, pale-brownish and smooth when dry, 2 to 3 

 cm long, the. persistent calyx-lobes 4, small, indistinct. 



Catanduanes, Santo Domingo River, Bur. Sci. 30399 (type), 30^13 

 Ramos, December 5, 1917, on forested slopes below an altitude of 100 

 meters. 



