12 
CALYPSO BOREALIS. 
Northern Calypso. 
GYNANDRIA asthe —Nat- Orv. ORCHIDE®, Div. IV. Anthera terminalis, 
ci pollinis demum ce: 
Gen. Cuar. allie ventricosum, prope apicem subtus Sieur Pe- 
tala “so a secunda. Columna petaloidea, dilatata. Masse pol- 
Calypso — Satisp. Parad. Lond. n. 89.—Ricnarp, De Orchid. in Mem. 
du Mus. v. iv. p. 60.—Pursu, Fl. Am. Sept. v- it. p- 5 
_ Calypso ductieitin, Br. in Hort. Kew. v. 5. wes tagatlay ‘Am. Fl. v. ii. p. 194. 
Orchidium boreale, Sw. in Svensk. Botanik. t. 518. 
Limodorum boreale, Witt. Sp. Pl. v. iv. Ye 123.—Sw . De Orchid. p. 
Cymbidium doreale, Sw. in Nov. Act. gett . p. 76. (fide wases 
Cypripedium bulbosum, Linn. Sp. Pl. p. 1347. 
Root a small bulb, sheathed with scales, and roe ax Soon out from its base 2 or 
3 rather long, and somewhat mrtg ond fibres. Stem 4 to 6 inches, or 
even more, in height, — , throughout its whole ring ct with na with 
ical, memb wi 
Fi iaoer nny, terminal, drooping, about an inch long. Peduncle short, 
curved, as well as the elongated germen. Five nts of the j 
times it in length. Column of fructification s 
sp - , Into a -like form, ovate, convex, a 
vering e aperture of the li seated on a small sw $ 
of the column on the under side, nearly hemi- 
beneath the extremity 
spherical, yellow-white, membranaceous, moveable, attached by its 3 
when fallen away leaving 2 pairs of flattened, yellow, w waxy pollen- 
masses, attached by their narrower e Stigma a concave heart- 
xtremities. 
excavation, in part covered by the anther-bearing process. 
- Bulbs of this truly beautiful aad interesting plant were 
