Phreatia.] CXLVIII. OROHIDEE. (J. D. Hooker.) 811 
ovary, sepals acute, mentum rounded, lip with a short saccate claw and 
triangular blade. Thelasis elegans, Blume Mus. Bot. ii. 187. 
Knasia Mrs,; at Pomerang, alt. 4-5000 ft, J. D. H. & T. T. CEYLON, 
acrae, 
Stems densely tufted. — Leaves coriaceous, obtuse, l-nerved. Spikes 3-1 in., 
dense-fld. ; flowers white; lateral sepals 4i, in. long, triangular, acute, 1-nerved ; 
petals broadly ovate ; lip obscurely 3-nerved; column very short ; anther mem- 
branous ; pollinia free, globosely pyriform.—I do not find the hairs on the lip 
described by Lindley, 
u. P. perpusilla; Benth. in Gen. PL ii. 511; pseudobulbs clustered 
depressed, Scape filiform, bracts ovate-lanceolate, sepals obtuse, lateral 
anceolate, mentum obscure, lip lanceolate, margins waved. Eria 
(Phreatia) perpusilla, Par. & Reichb. f. in Trans. Linn. ^oc. xxx. 148. 
TENASSERIM ; at Moulmein, Zobb, Parish. . . 
Pseudobulbs 2-3 in. diam., smooth. Leaves not seen, Scape 2-2} in.; spike 
i-i in, ; bracts yo in., hyaline; sepals about as long. 
4. P. nana, Hook.f. Ic. Plant. ined.; stems short leafy, leaves i in. 
narrowly ensiform acute, spikes axillary as long as the leaves capillary 
decurved, bracts ovate acute, sepals broadly ovate and very small petals 
obtuse, lip ovate obtuse. 
PERAK, Scortechini, King’s Collector. MM 
Stems densely tufted, 11-2 in., often decurved. Leaves about 4; in. diam., 
*shy ; flowers 2 in, diam. ; ovary ellipsoid, smooth. 
9. P. minutiflora, Lindl. in Journ. Linn. Soc. ii. 62; leaves 
"quitant linear obtuse recurved, spike erect very slender as long as the 
faves, bracts triangular setaceous, lip obovate concave. 
SINGAPORE, Ridley (in litt.).—DıstRIB. Borneo. . v slender erect 
Leaves about 9 in. long ; flowers the smallest of the genus, ina very slender ere 
ik 5, + gs : , 
‘pike; bracts brown, setaceous, broad at the base.—Description from Lindley. I 
a ° 
Ve seen no Specimens. 
bei P. Parvula, Benth. in Herb. Kew; stem short, leaves 2 1m, ved. 
p eating subcylindric acute, scape very short, spikes axillary decurved, 
“cts cymbiform shorter than the ovary, mentum 0, lip and petals 
apte, the latter cymbiform. Octarrhena parvula, Thwaites Enum. 
* (2, 
CeYrox, Central Province, in forests, alt. 3-4000 ft., Thwaites. . reading 
I Stems l in. densely tufted, stout, leafy from the base. i Leaves Sp! and bd 
Pikes longer ; rachis stout ; flowers pale green ; lateral sepals pġ in. long, rounded, 
» nerveless ; petals oblong ; lip close under the broad short colaman y pollini: 
but free, globose.—A remarkable little plant overlooked by Bentan to the column 
* Specimen he has placed in Phreatia, though there is no foot to 
or r] . g : 7, / 
mentum, Thwaites wrongly referred it to Vandee. 
2]. PACHYSTOMA, Blume. (See 21/2. Irsea.) 
i " -9 st- 
Terrestrial . rhizome underground, nodose. Leaves 1-2, often post 
tora Í red > -ers rather small, racemed, 
Pendula P^ TOW, plaited. Scape sheathed; flowers r ther sma " ieee 
nous; bracts large, scarious. Sepals subequal ; 
Se of the eolumn. Lip sessile on the base of the column, erect ; 
