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THYLACOPHORA POGONOCHEILA, Ridl., sp. nov. 
Caulis ultra 30 cm. longa. Folia lanceolata, longiuscule acuminata, subherbacea, 
MR. H. N. RIDLEY ON PLANTS 
elongatum, petalo dorsali equale, filamento lineari, anthera angusta linearis, loculis 
approximatis, connectivi appendice nullo. Stylus elongatus, gracilis. Stigma 
parvum, conicum. Capsula elongata, ad basin in valvas 3 fissa. Semina 3-4, 
uniseriata, oblonga, subquadrata, canaliculata, atra, arillo carnoso lobato flavo.— 
Herba. Folia lanceolata, acuminata, epetiolata, ligula elongata. Racemus termin- 
alis, elongatus, laxus, multiflorus; bractee parve, lineares. Flores magni. 
glabra, ad basin angustata, 30 em. longa, 4 cm. lata, sessilia, ligula 2:5-3 cm. 
longa lanceolata acuta, vagina herbacea striata. Racemus nutans, pedunculo gracili 
30 cm. longo insidens, parte florifera 15-30 cm. longa, rhachi pubescente, floribus 
singulis vel binis dissitis majusculis albis et pallide flavis, pedicellis 5 mm. longis, 
ovariis infundibuliformibus glabris 5 mm. longis. Calyx spathaceus, brunneus, her- 
baceus, in alabastris capsiciformibus' corollam tegens, lanceolatus, acuminatus, basi 
latus, apice acutus, minute tridentatus, 3:5 cm. longus, basi 7 mm. latus. Corolla 
tubo 2 mm. longo, lobo postico tenui lanceolato obtuso apice cucullato margine 
ciliato, 4 cm. longo, 7 mm. lato, lateralibus tenuioribus linearibus acuminatis 3 em. 
longis 2 mm. latis. .Labellum basi saccatum, 5 em. longum, lobis 2 linearibus 1:2 cm. 
longis angustis dense hirsutis, presertim in linea mediana. Stamen 4 cm. longum, 
filamento longo plano, anthera 1 cm. longa, lineari-cylindrica, loculis angustis ad 
apicem et basin breviter disjunctis. Stylus squilongus, filiformis, stigmate 
terminali parvo. Stylodia magna, obovata, bilobata, carnosa. Capsula 3 em. 
longa, basi angustata, versus apicem dilatata, in valvas 8 ad basin fissa, valvis 
4 mm. latis, placenta in medio capsule fisse persistente. Semina uniseriata 4, 
atra, oblonga, canaliculis 7-8, apice depressa, 5 mm. lata, 2 mm. longa, arillis 
cupuliformibus ochreis cereis lobatis lobis truncatis. 
Canoe Camp, 150 ft. 
A very remarkable plant, the affinity of which appears to me very doubtful. The 
spathaceous corolla and saccate bifid lip are unlike anything I know in the order. 
The stamen most resembles that of Hedychium. 
AMOMUM BICORNUTUM, Ridl., sp. nov. 
Folia lanceolata vel oblongo-lanceolata, cuspidata, basi cuneata vel rotundata, glabra, 
apice et ad costam pubescentia, 45 cm. longa, 6'8 em. lata, petiolo brevi 2 cm. longo 
canaliculato. Capitulum obconicum, 4 em. longum, 34 em. latum, sessile. Bractee 
oblongo-ovat:e, tenues, ime aureo-sericeze, mucronulate, 2 em. longæ, 1:2 cm. late, 
superiores longiores, glabrescentes. Bractee florales tenues, anguste lanceolate, 
costa mediana 2 cm. longa glabra. Calyx spathaceus, fissus, fere ad basin oblan- 
ceolatus, acutus, dentibus tribus minimis, 3:5 em. longus, 1 cm. latus ubi latissimus. 
Corolla tubo 3 cm. longo superne paullo dilatato, lobis purpureis lanceolatis sub- 
acutis 3 cm. longis 5 mm. latis. Labellum obovatum, obtusum, integrum, 1:5 cm. 
longum, 1 em. latum. Samen filamento lineari-oblongo, anthera thecis angustis, 
