NOTES ON PHILIl'l'INE BOTANY. 107 



axillaribiis, solitariis, pedunculatis, dichotomis, dense fulvo-pubescenti- 

 biis; calycis laciniis ad 3 mm longis, anguste ovatis; petalis 5, glabris, 

 oblongis vel ol)longo-s})atiilatis, apice iissis; ovario 3-loculare, dense villoso. 



A scandent sbriil), the branches densely pubescent, in age becoming 

 nearly glal)roiis. Leaves alternate, coriaceous, 9 to 13 cm long, 4 to 7 

 cm wide, gradually narrowed from the middle to the obscurely acuminate 

 apex and to the acute base, the upper surface shining, glabrous except 

 the nerves which are pubescent, beneath densely pubescent; nerves about 

 8 on each side of the midrib, 2:)rominent, the reticulations distinct; 

 petioles densely fulvous-j^ubescent, 5 mm long or less. Cymes rather 

 densel}^ flowered, axillary, solitary, dichotomous, densely pubescent, in- 

 cluding the peduncle 4 to 5 cm long, 3 to 4 mm wide. Calyx densely 

 pubescent outside, glalu'ons within, the lobes about 3 mm long, narrowly 

 ovate, acute. Petals 5, free, glalu'ous, oblong to o1)long-spatulate, 3 mm 

 long, 1 mm wide, cleft at the apex. Stamens glabrous; filaments 2.5 

 mm long; anthers 0.5 mm long. Ovary ovoid, triangular in cross section, 

 3-celled, densely pubescent. Fruit (immature) densely ferruginous- 

 hirsute, obovoid, 1-celled, about 1.5 cm long. 



Luzon, Province of Rizal, Bosoboso, Bur. »S'ci. 1128 Ramos, July, 1906; Anti- 

 polo, For. Bur. 3157 Ahern's collector, June, 1905; ^'idal 1/69, in Herb. Kew; 

 Province of Laguna, Los Baflos, Elmer, April, 1900. 



Allied to ChaillcUa deflc-rifolid Turcz., of tlie Malay Peninsula, but apparently 

 distinct. 



EUPHOEBIACE.^. 



MALLOTUS Lour. 



Mallotus anisophyllus Hook. f. Fl. Brit. Lid. 5 (1887) 436. 

 Palawan, Bur. Sci. 787, 883 Foxworthy, May, 1906. 

 Malay Peninsula and Borneo; new to the Philippines. 



ANACARDIACEyE. 



PISTACIA Linn. 



Pistacia philippinensis IMerrill & Rolfe sp. nov. 



Arbor usque ad 8 m alta; foliis 10 ad 18 cm longis; imparijjinnatis, 

 9-jugatis, foliolis glabriusculis, integris, basi acutis, apice acuminatis, 

 valde inaequilateralibus; inflorescentiis femineis paniculatis, ditfusis, 

 usque ad 15 cm longis; drupis 5 mm longis, ovoideis, leviter compressis, 

 rugosis. 



A tree about 8 m high with odd pinnate about 9-jugate leaves, the 

 leaflets lanceolate, acuminate, strongly inequilateral, 2.5 to 5 cm long, 5 

 to 8 umi wide, the panicles terminal and lateral, 15 cm long or less, 

 the mature fruits ovoid, about 5 mm long. Branches reddish-brown, 

 slender, terete or somewhat angled, lenticellate, glalu'ous, the young grow- 

 ing tips frequently somewhat pubescent. Leaves alternate, 10 to 18 cm 

 long, the rachis slender, glabrous; leaflets about 9 pairs, strongly in- 

 equilateral, membranous when young, becoming firm and subcoriaceous 



