■3vL\- 3, 1913] Palawan Acanthacexk 1689 



stoutly and finely pointed, loculicidal, constricted between 

 the upper and lower seed cavities, impressed along the sides; 

 seeds 2 in each of the two cells, in the axils of the slend- 

 erly pointed retinaculae, lenticular, at least 3 mm. across, 

 brown, corral-like marked, the basal portion notched and 

 bluntly pointed on one side of it. 



Type specimen number 13084, A. D. E. Elmer, Puerto 

 Princesa (Mt. Pulgar), Palawan, April, 1911. 



This peculiar plant was discovered in gravelly or stony 

 flati3 of secondary forests along the Balsahan river at 50 

 feet altitude. 



DICLIPTERA Juss. 

 Dicliptera clarkei Elm. n. sp. 



Sufifrutescent perennials; stems 3 to 15 dm. high, 1 cm. 

 thick for the ranker ones, dark green, smooth, terete, nod- 

 ulose at the joints, occasionally branched from near the 

 base but usually only short branched at the top; branchlets 

 at least in the dry state constricted just above the joint, 

 slender, subglabrous. Leaves diverse in size, flat, submem- 

 branous, a trifle paler beneath, light green when dry, the basal 

 pairs larger, opposite, well scattered but only toward the 

 end of the branchlets, the fine cystoliths seen from both 

 sides, glabrous, entire, gradually acute to acuminate toward 

 the recurved apex, base cuneate or obtuse, the larger lamina 

 12 by 5 cm., the majority of the upper ones smaller, oblotig- 

 ish to narrowly elliptic with extended ends or the smallest 

 ones broadly lanceolate; midvein yellowish green, the 5 to 

 7 fine and ascendingly curved lateral nerves much less 

 evident; petiole of the smaller leaves less than 1 cm. long, 

 of the larger more than 3 cm. in length, fluted, subglabrous. 

 Inflorescence axillary and lateral; peduncle solitary c- in 

 pairs, 3 to 5 mm. long, striate and finely ciliate along the 

 edges, terminated usually by 3 flowers; pedicels unequal in 

 length, the terminal or longest one longer than the peduncle, 

 subtended by a pair of spinescent green divaricate bracts 4 

 mm. in length, finely ciliate or puberulent; floral bracts 

 ovate or subelliptic, bright green, horizontal, flat, the ciliate 

 marginal portion deeper green, terminated by a fine needle- 



