196 
MR. H. N. RIDLEY ON PLANTS 
ovario 1 mm. longis. Bractee lanceolate, longe acuminate, inferiores flores supe- 
rantes, superiores pedicellum cum ovario equantes. Sepalwm posticum oblongum, 
obtusum, lateralia latiora, ovata. Petala breviora et angustiora, ovata, obtusa. 
Labellum unguiculatum, ungue lineari canaliculato saccato, lamina flabelliformi. 
Camp III, 2500 ft. 
Allied to Ph. brachystachys, Schlechter, but the latter bas a cuneate-rhomboid lip. 
PHREATIA ($ EUPHREATIA) FLACCIDA, Ridl., sp. nov. 
Caulis brevis. Folia linearia, falcata, obtusa, tenuia, apice inequaliter biloba, 3-7 cm. 
longa, 2-5 mm. lata. Racemus gracilis, folia superans, basi ad 10 cm. nudus, 
bracteis caulinis lanceolatis acuminatis, parte florifera ad 6 cm. longa laxiflora. 
Bractee florales breves, ovate, cuspidate, cucullate, quam pedicelli breviores, 
15 mm. longs. Ovarium subcylindricum. Sepalum posticum ovatum, oblongum, 
lateralia ovata, subacuta; majora. Petala subspathulata, ovata, acuta, basi angus- 
tata, multo minora.  Labellum ungue lineari, lamina reniformi latiore, apicibus 
aeutis. Anthera ovata, parva. 
Camp I, 500 ft. 
Flowers apparently brown, anther white. 
Allied to Ph. falcata, with longer leaves and a very different lip. 
PHREATIA ($ EUPHREATIA) DENSISPICA, Ridl., sp. nov. 
Caulis circiter 2 cm. longus, crassus, radicibus copiosis albis densis. Folia lanceolata, 
acuminata, coriacea, obtusa, 4-5°5 cm. longa, 5 mm. lata, vaginis 2-3 mm. longis 
costatis. Racemi axillares, 4 cm. longi, densiflori, basi nuda 1 em. longa, bracteis 
laxis magnis acutis (ima 1 em. longa) tecti. Bractee florales floribus zequales vel 
longiores. Flores minuti, pedicellis cum ovario ovoideo 1 mm. longis. Sepalum 
posticum ovatum, lateralia latiora, ovata, mento brevi rotundato obtuso. Petala 
lanceolata, obtusa, minora. Labellum unguiculatum, ungue lineari canaliculato, 
limbo ovato rotundato parvo. Columna pede distincto. Anthera ovata, rotundata. 
Camp III, 2500 ft. 
There seem to be two forms, one very densely flowered with a short stem, the other 
with a stem as much as 4 cm. long and 7 mm. thick, and a laxer spike. 
PHREATIA (8 THELASIFORMES) PLATYCLINOIDES, Ridl., sp. nov. 
Rhizoma gracile, pseudobulbis approximatis cylindricis vaginis pallidis acuminatis ad 
margine crispis tectis 2 cm. longis 3-4 mm. crassis (in sicco). Folia bina, linearia, 
ad apices attenuata, obtusa, 5 cm. longa, 2 mm. lata. Racemi laterales, 9-16 cm. 
longi, dimidio inferiore nudo, superne multiflori, vaginis 4 remotis acuminatis ad 
acuminem carinatis 1 cm. longis vel minoribus. Bractee lanceolate, acuminate, 
inferiores 3 mm. long®, longe acuminate, pedicellos zequantes, superiores minores. 
Pedicelli cum ovario 2 mm. longi, costis sinuatis. Sepalwm posticum lanceolatum, 
acuminatum, mento brevi conico obtuso. Petala triangularia, acuminata. Labellwm 
ungue longo sursum curvum, lineare, lamina transverse elliptica rotundata basi ad 
| unguem breviter attenuata. _Anthera ovata, rotundata. 
