370 The Philippine Journal of Science isis 
Cyperus kyllingiae aides Vahl Enum. 2 (1806) 312. 
Mariscus dregeanus Kunth Enum. 2 (1837) 120; C. B. Clarke in 
Hook. f. FI. Brit. Ind. 6 (1893) 620. 
Luzon, Ilocos Norte Province, Burgos, Bur. Sci. 32826 Ramos, 
July 24, 1918, on rocky open slopes at low altitudes, abundant. 
This species has previously not been reported from the Phil- 
ippines. India to tropical Africa, the Malay Peninsula, Singa- 
pore, and Borneo. 
ELEOCHARIS R. Brown 
ELEOCHARIS SPIRALIS (Rottb.) Steud. Syn. 2 (1855) 81; C. B. Clarke 
in Hook. f. FI. Brit. Ind. 6 (1893) 627. 
Sdrpus spiralis Rottb. Descr. Ic. (1773) 45, t. IS, f. 1. 
Luzon, in swamps between Manila and Caloocan, Merrill 9788, 
December, 1914. 
India to Ceylon, Burma, Indo-China and ? Mauritius. Not 
previously reported from the Philippines. It is to be noted 
that R. Brown does not make the actual combination, Eleocharis 
spiralis. Prodr. (1810) 224, but merely indicates that Sch'pus 
spiralis Rottb. belongs in the genus Eleocharis, 
ARACEAE 
CRYPTOCORYNE Fischer 
CRYPTOCORYNE APONOGETI FOLIA sp. nov. 
Herba glabra, aquatica, demersa ; foliis membranaceis, anguste 
oblongo-lanceolatis, perspicue bullatis, utrinque angustatis, basi 
acutis vel obtusis, apice acutis et apiculatis, 25 ad 35 cm longis, 
3 ad 5 cm latis; petiolo usque ad 30 cm longo; spathis anguste 
cylindraceis, baud contortis, circiter 25 cm longis, lamina 
glabra, lanceolata, caudato-acuminata, 6 cm longa, deorsum 1 
cm lata. 
An entirely glabrous submerged herb from short, rather 
stout, nearly erect rhizomes about 1 cm in diameter. Leaves 
membranaceous, narrowly oblong-lanceolate, conspicuously bul- 
late, the midrib very prominent, subequally narrowed to the 
acute ^or obtuse base and to the acute and slightly apiculate 
apex, 25 to 35 cm long, 3 to 5 cm wide; lateral nerves slender, 
ascending, 5 or 6 on each side of the midrib; petioles up to 30 
cm long. Peduncles 4 to 7 cm long. Spathe cylindric, not 
twisted, slender, including the limb about 25 cm long, slightly 
inflated at the base, not at all contracted below the limb, the 
limb lanceolate, glabrous, caudate-acuminate, 6 cm long, about 
1 cm wide in the lower part. Cai^pels usually 6, the slender 
stipe of the staminate inflorescence about 6 mm long; staminal 
