DENDROBIUM. 305 
2. Dendrobium uniflorum, Gr. Pl. CCCIII. 
Caulis submoniliformibus, vaginis nempe basi apiceque sub- 
constrictis, et abbreviatis, fol. limbo $ amplexicaulibus, disticha 
oblongo-lanceolata, ascendente-recurva, coriacea apice inæqua- 
liter bifida, limbo medium supra planiusculo. 
Flores oppositifol. solitarii longe pedicellati, folia excen- 
dent. (pedicellis ascendentibus, basi bracteolat.) ringent, bila- 
biat. majusculi albi. Rates 
` Sepala latiuscula ovata acute acuminata patente-reflexa, 
lateralia basi oblique cum pede columnz in calcar spurium 
connat. 
Pet. late-ovatis apiculatis, sepalo postico subsimil, sed 
brevior. 
Labellum explanatum 3-lobum, lobis lateralibus spathulato- 
obovatis ascendentibus, central. magno late obcordato, 
medio costis carnosis 3-5, elevatis, initio horizontal. demum 
conduplicatis cum pede columne in calcar spurium ; fauce 
angusta bigibba, connata. 
Columna nana, pede longe, columna connata. 
Clinand. profundum, 3-dentatum, dente postice subulato 
anth. affingens. Rostellum anticum bipartitum, lacinea supera 
Jaminiformi-involuta. Pollinia 4, per paria collateralia. Anth. 
cap-shaped papillosa bilocularis. 
l. Plant half size. 
2. Flower etc. seen laterally. 
3. Do. front. 
4. Do. one side of Perianth removed. 
5. Labellum (underneath.) 
6. Long section of flower. 
7. Anth. seen laterally, a front or peak, b pollinia part of, 
8. Anther under side surface. 
9. Pollinia front. 
10. Laterally. 
13. Column in front, a terminal anther-fixing tooth, 5 upper 
laminiform part of rostellum, (place between it and d, to 
o 2 
