ORC 
Nettary a lip, dependent or prominent in front, between 
the two — and inferted in the fame row or circle with 
them, va arious in fhape and colour, undivided or lobed, en- 
part, abortive, and generally obfolete, being perfe&t, or 
bearing anthers, in Cypripedium only ; the third only in ge- 
bearing an anther, an ive when the lateral 
by a onal partition, which in fome few 
inftances is threefold; the pollen coheres in elaftic mafles, 
one of them in each cell, and each frequently attaching 
itfelf; by an elongated vifcid bafe, to the ftigma, or indeed 
to any thing on which it happens to fall from the anther. 
Pift. Germen roundifh, obovate, or elliptical, ribbed, with 
three principal angles oppofite to the three calyx-leaves, of 
three linear parallel receptacles attached to 
be] 
et 
° 
diftin@ly appropriated to each; fee 
glands the maffes of pollen naturally attach themfelves se 
the anther opens. eric. Capfule ovate or inclining to cy- 
lindrical, of three valves, often burfting by clefts between 
the three principal ribs, and cohering at the bafe and fummit. 
Seeds very numerous and minute, each generally enclofed in 
a sagen er tunic, pointed at both ends; but in Vanilla 
they are na 
The habit of thefe _ is generally herbaceous, fome- 
times rather b 
ORC 
mier, and a new genus of his own called Pogonia. Swart 
dees not adopt Bipinaula nor Pogania, but he has eftablifhed 
feveral new and, for the moft part, very good genera, Preri- 
Ww t nera 
olland, £piblema, Orthoceras, Cryptoftylis, Pra- 
Genoplefum, Calochilus, Miecroti 7 C 
ft i apbyllum, crotis, Acianthus, Cyr- 
toftylis, Chiloglatis, Eriochilus, Caladenia, oF Lea Glof- 
Sodia, ssh doa oryfant. a aleana, Ga, » Dipodium 
and Sarcoc. The laft-mentioned a 
ae alls conaders 
Zpipagian asa ding gui alee that re and many of 
the refit, in their proper places. 
ORCH N was a name given by Mitchel to an 
orchideous genus from Virginia, which Linneus called 
Arethufa 
ORCI HIDOCARPUM, a genus eftablifhed by Michaux 
upon the nnona triloba of Linneus, with pygmea and grandi- 
ora of gies to which is added a fourth fpecies by the 
ower is faid to be that of 
feries along the internal uture. The 
Mich. 
The ie 
nd the canton 1 Tie nab at on a terri- 
105 kiliometres, in eight c 
HI See pecs ; 
ORCHILLA, or HorcHILLA, in Geography, a _ 
ifland in the Weft Indies, near ne coait of So uth Ameri 
or rather a clufter of iflands, the largeft of which is in fe 
form of acrefcent or half moon. Thefe ifles are aie 
from one another by very fhallow canals. On t nd 
W. capes are fome hills, which fupply the pee with 
pafture. On the S.W. fide of the main ifland the water is 
deep, and the fhore is perpendicular, like a w 
N.W. has fcarcely any trees or grafs; but ey the E. and 
W. bothabound. The foil, from the low land, is falt, and 
produces few plaats. The ‘flan d has little froth water, and 
the only animals “Ee it are goats and lizards. N. lat. 
. Jong. 5s 20 
Cc 
many catia alone feems to have 
led to the fa of thefe roots, in various ages and countries, 
as an ache or reftorative. Linn.Gen..461. -Schreb. 
Will l. v. 4. i 
Prodr. Nov. Ho il. 
6.t. 1. Bro 
“Clafs “A order, Gynandria 
322, under Habenaria 
‘Menatdria. Nat. Ord. Orchidee. 
Gen. Ch. Cal. Perianth faperior, of three f{preading 
two, oft 
leaves; the uppermoft vaulted. Cor. Petals 
ing in fro 
the maffes of pollen club-thaped, due themfelves, och 
by 
