Dendrobium. GYNANDRIA MONANDRIA. 477 
than the leaves, filiform, invested in a few, small, remote 
sheaths. Flowers about ten or twelve, a semiradiate umbel 
in the apex of the scape, rather small ; prevailing colour yel- 
low. Petals very unequal; the upper three ovate, striped 
with purple lines and ciliate margins, that of the apex larg- 
er, and filiform, those three are only a little longer than the 
column, the lower two falcate, five or six times longer than 
the upper three, united at the base under the lip which they 
completely embrace and hide, they are of an uniform yellow 
colour, and on account of their great size, when compared 
to the rest of the flower, give to the whole that colour. Lip 
united to the base of the column by an incurved claw, some- 
what conical, but much recurved, internally cellular. Co- | 
lumn short, interior margins winged. Pollen masses two, 
globular, covered by a two-lobed deciduous lid. 
DENDROBIUM. Swartz. 
Corol five-petalled, erecto-patent; the two exterior, late- 
ral ones, united round the base of the lip into a horn-like pro- 
cess. Lip attached to the base of the column. Anther a ter- 
minal, deciduous lid, 
1, D. aggregatum. Roxb. : 
Bulbs aggregate, with a solitary, linear oblong, smpath, 
emarginate leaf from the apex of each. Scapes from the 
side of the bulbs, drooping, many-flowered. Lip reniform, 
emarginate, 
Received into the Botanic garden, from Mr. Pierard; who . 
found it growing on the trunk of Lagerstroemia regina in 
the northren border of Arracan, and observes that it is found 
in the woods always only on that tree,* It blossoms in 
—_— but produces no fruit. 
$. It fo oro well os the mango tein thet 
nic garden. ou 
