220 MR. HENRY RIDLEY ON ORCHIDEZ AND 
OseRoniA MINIATA, Lindl., Bot. Reg. (1843) Misc., p. 6. 
Hab. Singapore: Hort. Loddtges. 
I have not met with this. As it is stated to occur in the 
Philippine Islands (Hook. f., Fl. Brit. Ind., v. p. 685), it was 
probably wrongly localised in Loddiges’ Gardens. 
O. aracitis, Hook. f., Fl. Brit. Ind., v. p. 685. 
Hab. Perak: Kinta River, King’s Collector. 
O. porpHyrocuina, Fidl., sp. nova. Subacaulis.  Radices 
longe, tenues. Folia usque ad 6 poll. longa, 3 poll. lata, 
lorata, acuminata, falcata, flaccida. Spica 4 poll. longa, 
tenuis, ferme omnino florifera; rhachis angulata, glabra. 
Flores minimi, in spice basi approximati in apice fasciculati, 
flavescentes. Bractew lineares, acute, integre. Sepala brevia, 
ovata, obtusa. Petala linearia, sepalis multo angustiora, 
flavescentia. Labellum 3-lobum, ovatum, purpureum, auri- 
culis longis recurvis; lobus medius lobis brevibus divaricatis 
bifidus, margine undique denticulatus. 
Hab. Selangor: Bukit Hitam, Lieut. Kelsall ! 
O. cinionata, Hook. f., Fl. Brit. Ind., vi. p. 181. 
Hab. Singapore: not rare in the mangrove swamps, Kranji! 
Sungei Morai! Chan Chu Kang! Changi! Ridley 
(n. 2034 a). 
Malacca: Sungei Kesang! 
Flowers whitish-yellow. 
O. sBrunescens, Ridl., sp. nova. Caulis 1 poll. longus. 
Folia ? poll. longa, } poll. lata, cultrata, falcata, acuta. Spica 
4 poll. longa, gracillima, teres, basi longe nuda. Flores remoti, 
minimi, rufo-brunei; pedicelli graciles. Bractee ovate, acute. 
Sepala ovato-oblonga, integra. Petala lata, ovata, laciniata. 
Labellum ovatum, laciniatum, non lobatum. Capsula } poll. 
longa, ellipsoideo-pyriformis. 
Hab. Perak: Larut Hills! 
MICROSTYLIS, Nutt. 
M. caLopnyLia, Reichb. f. in Gard. Chron. (1879), UW. p. 718. 
M. Scottii, Hook. f., Fl. Brit. Ind., v. p. 678, et Bot. Mag., 
t. 7268. Inparis elegantissima, Hort. 
M. Scotti’, Hook. f., was described from a drawing of a plant 
