304 Flora of the Malayan Peninsula. 
Hook. f. Fl. Br. Ind. V. 85. P. auriculatum, Bl. 1. c. 171, Enum. 
66. P. glandulosum, Opiz in Presl Reliq. Haenk. 158. P. lanceola- 
tum, Roxb. Fl. Ind. 1.159. P. moluccanum, Spreng. Syst. Veg. 1. 112. 
Chavica miniaia, macrostachya, lanceolata, Mig. Syst. Pip. 234, 236, 
264 ; Ill. Pip. 32, 33. t.t. 28, 29 and Fl. Ind. Bat. 1. ii. 440, 445. 
Penanc : Wallich 6644 ; between rocks at 500 ft. altitude, King’s 
Collector 1533; on rocks and trees, Curtis. PERAK: Water- 
fall, Curtis 2290; at 300 ft. altitude, Wray 1959; Larut, clings to 
trees in dense jungle, King’s Collector 748; at 300-600 ft. in open 
jungle on trees in rocky localities, Kunstler 1925. Matacca: Maingay 
K.D. 1327; at Bukit Benang, Derry 535, on Mt. Ophir, Derry 3152. 
Johore: Tanjong Kupang, Ridley 6426. Srtncapore : at Toas, Ridley 
4684. 
10. PirER SEMANGKOANUM, C. DC. in Records Bot. Surv. Ind. 
VI. 6 (1912). Glabrous in all its parts, spiciferous branches 1°5 mm. 
thick ; collenchyma in distinct bundles, sparsely libriform ; a central 
lysigenous canal; abundant blackish cells in the pith. Leaves 
shortly petioled ; limb membranous when dry, 11:5 cm. long, 5 cm. 
wide; ovate, acutely acuminate, the base rounded and equilateral ; 
7-plinerved, the central nerve emitting 2 ascendent nerves from 
nearly 42 mm. above the base and having on each side of it 2 ascen- 
dent nerves free from the base; petiole 5 mm. long, sheath basal. 
Peduncle as long as the petioles. Spike: 92 cylindric, black when 
dry, 8°5 mm. long, about 2 mm. thick; bract orbicular, subsessile at 
its centre; ovary free, stigmas 4, linear. 
Perak: Maxwell’s Hill, Ridley. Smnancor: Semangko pass, 
Ridley. 
11. PreeR GymnociapuM, C. DC. in Records Bot. Surv. Ind. VI. 
6 (1912). Glabrous inallits parts; branches drying brown, the speci- 
ferous up to 1:5 mm. thick; collenchyma libriform, in distinct 
bundles ; a single central lysigenous canal. Leaves shortly petioled ; 
limb firmly membranous when dry, up to 14:5 cm. long and 6°5 cm. . 
wide, pellucid-dotted, ovate, shortly and acutely attenuate, the base 
rounded and inequilateral, wider and slightly longer on one side; 
7-plinerved, the central nerve emitting on each side 2 ascendent 
nerves, the uppermost from 12°5 mm. above the base, and having 
on each side of it one subascendent short and thin nerve free from 
the base ; petiole 10 mm. long, of which 2 mm. between the sides of 
the limb. Peduncle up to 22mm. long. Spike: 2 16:8 mm. long, 
