308 ORCHIDE. 
colata apice subzequaliter bifida plicata. Sepala petalaque 
acuminata obtusa marginibus revolutis, Labelli lobo terminal. 
supra venis elevatis insignito. Columna basi subexcavata 
An genus proprium. 
Churra: Oct. 25th, 1835. 
4. Dendrobium fuscescens, Gr. Pl. CCCIX. 
Rhizomat. filiform. repentib. Squamis pallide castaneis vestit, 
obulbis oblongo-attenuatis, basi squamis laxis paucis 
castaneis stipatis, striatis. Foliis binis, oblongo-lanceolatis 1- 
nervis subcoriaceis oblique emarginatis, apice semi-tortis; flore 
unico, in pedunculo, basin squamis vaginantibus membrana- 
ceis lzete sed pallide castaneis. | 
Per. subexplanatum. Sepala oblongo-lanceolata, acuminatis- 
sima reflexa, przesertim lateraliaque basi obliqua et cum pede 
columns parum elongato saccum formant. Pet. linearia an- 
gustissima acuminata longitudine sepal. Labellum cucullatum 
cum pede columnae articulat. elasticze, 3-lobum, lobis laterali- 
bus oblongis insuper columna ascendentibus, terminale obcor- 
dato, integro plano, basi cristis 3, elevatis, basin lobi medium 
prope desinentibus, intermedio apice tantum distincto. 
Columna arcuata lata, prsesertim pes elongatus, basi et 
medium prope maculis 2, pallide aurantiaceis, apice dento 
postice anther. affingent. subelongato, Clinandrium medio 
septatum. 
Color petal sepalorumque fusco-carnea, labelli loborum late- 
ralium margines castanei, lobo medio pallide castaneo medio 
рагиш elevato, saturatius colorato nitido, 
l. Plant rather longer than natural. 
2. Flower front view of. 
3. Lateral view of column and labellum. 
4. Do. of column. 
5. Front view of column. 
6. Incumbent face of anther with 2 pollinia in situ. 
7. Incumbent face of pollen mass. 
