rs 
( 2763 ) 
CALYPSO BOREALIS. NortTuEern CAtypeso. 
Oe Sie a ae a rc 
Class and Order. 
GynanprRIA Monanpria. 
( Nat. Ord.—Orcuwezs. ) 
Generic Character. 
Labellum ventricosum, prope apicem subtus calcaratum. 
Petala adscendentia, secunda. Colwmna petaloidea, dila- 
tata. Masse pollinis4. Br. 
Specific Name and Synonyms. 
Catyrso borealis. : 
Catyrso borealis. Salish. Parad. Lond. 89. Richard de 
Orchid. in Mem. du Mus. v. 4. p. 60. Pursh Fl. of 
N. Am. v. 2. p. 593. Hook. Exot. Fl. t. 12. 
Catyrso Americana. Br. in Hort. Kew. v. 5. p. 208. Nutt. 
Gen. N. Am. v. 2. p. 194. Sprengel Syst. Veg. v. 3. 
933: 
Sieenas boreale. Swartz in Svensk. Bot. t. 518. 
Limoporum boreale. Willd. Sp. Pl. v. 4. p.123. Sw. de 
Orchid. p. 85. aa 
Cymerpium boreale. “ Sw. in Nov. Act. Ups. v. 6. p. 76. 
Cyprirepium bulbosum. Linn. Sp. Pl. p. 1347. 
eens 
_ Descr. Root, a small scaly bulb or tuber, sending out 
two or three simple and somewhat downy fibres. Leaf so- 
litary, springing from the top of this bulb, and generally 
lying upon the ground, cordate, entire, rather obtuse, stri- 
ated, having two remarkable elevated plaits in the middle 
of each halfof the leaf, the stria connected by delicate trans- 
Verse nerves or veins. Petiole half an inch to an inch long. 
Scape three to four inches high, clothed, for the greater part 
of its length from the base, with long tubular sheaths; the 
upper one the smallest, and a little reflexed. Flower large, 
Solitary, drooping. Petals five, delicate rose-coloured, 
lanceolate, acuminated, pointing forward, except the upper 
one, 
