Tylostylis.\ cxxxvi. orchide^e. 
105 
woolly. Lip cordate pubescent, -25 in. long, purple-brown, edges 
paler with 3 ridges in the middle. Column yellow, foot short 
broad, purple at tip. Hob. Common on trees up to 5000 ft. altitude. 
Singapore, Sungei Morai; Pulau Tekong. Johor, Batu Pahat; 
Sungei Kahang (Kelsall). Malacca, Bukit Batu Tiga. Sungei 
Ujong (Cantley). Pahang, Gunong Tahan. Perak (Scortechini). 
Penang (Curtis). Kedah Peak. Distrib. Rhio, Borneo, Java. 
Native name : Para Chinduai; Sakat bigus. 
16 . PHREATIA, Lindl. 
Small glabrous epiphytes tufted. Leaves narrow distichous 
articulated. Scapes axillary slender. Flowers minute green or 
white. Sepals equal with a short men turn. Petals smaller. Lip 
sessile or clawed, jointed on the base or foot of the column. Column 
very short and broad; anther low. Pollinia 8 on a small viscid 
disc. Capsule very small ovoid. Species 75, Indo-Malayan, 
Polynesian. 
Stems very short or o, no pseudobulbs; bracts 
acuminate. 
Leaves nearly 1 ft. long; scape over 1 ft. long; lip 
oblong ....... 
Leaves 2 in. long or less; scape as long. 
Leaves linear narrow; lip obovate . 
Leaves linear narrow; lip with a short broad 
base limb orbicular ..... 
Leaves fleshy recurved ..... 
Stem elongate; leaves ensiform ; bracts short ovate 
Base pseudobulbous; leaves narrow linear. 
Lip reniform clawed ..... 
Lip sessile ovate blunt ..... 
(1) Ph. densiflora 
(2) Ph. minutiflora 
(3) Ph. microtidis 
(4) Ph. crassifolia 
(5) Ph. nana 
(6) Ph. listrophora 
(7) Ph. linearis 
(1) Ph. densiflora Lindl. Gen. and Sp. Orch, PL 64. Ph. 
myosurus Lindl. Journ. Linn. Soc. iii. 61; Ridl. Mat. i. 106. 
Rhizome stout. Leaves strap-shaped unequally blunt bilobed, 
8 to 12 in. long, *5 in. wide. Scape over 1 ft. long, more than half 
nude. Flowers very numerous, white. Bracts lanceolate acumi¬ 
nate, *12 in. long. Sepals obtuse, mentum very short round. 
Petals similar. Lip sessile oblong or obcuneate, tip 3-lobed or 
round. Column short broad. Rostellum entire. Capsule elliptic 
fusiform, *12 in. long. Hob. Mountains at 3000 to 4000 ft. altitude. 
Selangor, Menuang Gasing. (Kloss), Perak, Thaiping Hills. Dis- 
trib. Borneo, Java, Philippines, Sumatra. 
(2) Ph. minutiflora Lindl. Journ. Linn. Soc. iii. 82; Ridl. 
Mai. i. 107. 
Rhizome 0; stems very short tufted. Leaves linear blunt, 
1*5 to 2 in. long, up to *12 in. wide. Scapes 1*5 to 2 in. long, lower 
half nude. Bracts lanceolate acuminate minute; raceme rather 
lax. Sepals ovate sub-acute. Petals lanceolate. Lip ovate- 
cordate concave, base narrowed. Column broad, short. Capsule 
elliptic,-12 in. long. Hab. Mangroves. Singapore, Kranji; Jurong. 
Johor. Selangor, Batu Caves. Distrib. Sumatra, Borneo. 
