DENDROBIUM. 315 
rentia collateralia oo oo. Rostellum sub О. Columna pes 
abbreviatas. 
Has. Mergue, Merg. Herb. 808. 
Oss. D. pygmeo affine. 
10. Dendrobium pumilum. Roxb. 
Caulibus 4-5 acuto-angulatis subulatis sursum incrassatis 
ibidemque angulatis, apice bifoliis. 
Floribus capilatis e paleis ortis, nutant. majusculis albidis, 
suave odoratis,apertis nempe sepalis lateralibus bases usque 
fere discretis. - 
Labellum oblongum subintegrum lineis lutescentibus 2, in 
macula transversa oblonga viride terminant. Columna utrin- 
que alata. Pollinia 4, oblonga per paria collateralia. 
Has. Mergue, epiphytia in arborib. Mergue Herb. 24. 
11. Dendrobium crumenatum. Roxb. 
Caulibus suberectis simplicibus vel parce ramosis basi 
fusiforme-clavatis. 
Fol. distichis vaginis levibus uncialibus ore transverso, la- 
mina lanceolato-oblonga vel ovato-oblonga, subtus leviter 
concava coriaceo-marginata. 
Racemis terminalibus paucifloris, seu plurifloris, quasi de- 
nudata gracilis nutansque. 
Floribus subsecundis szpius non resupinatis, cylindraceis 
amplis albis, suave odoratis. 
Per. explanato-recurvum. Sepalo tertio petalisque sube- 
qualibus, slightly undulating, sepal. lateralibus latior. basi 
obliquissime. 
Labellum elast. articulatum, 3-lobum, subcucullatum direc- 
tione columnze, lob. later. obliquis obtusis. centrale oblongo 
margine recurvo undulato, cristis 5 inconspicuis luteis api- 
cem versus albis. 
Columna pede longissimo rectiusculo, with 3 elevated lines 
of which the centre is very conspicuous. 
