ORCHIDACE.E. 
Tribe VII. CYPRIPEDEÆ: 
Stamina 3, quorum lateralia fertilia intermedium sterile. Pollen granu- 
losum, demum in massam pulticeam subliquescens. Stylus semiliberus. 
Stigma in areolas 3 divisum, staminibus oppositas. 
CCXCIX. CYPRIPEDIUM. 
Cypripedium. Zinn. gen. pi. 1376. 
Perianthium patens. Sepala lateralia connata aut distincta, labello suppo- 
sita. Petala libera, ssepius angustiora. Labellum inflatum, margine 
utrinque auriculato inflexo. Columna nana. Stamina 3, quorum unum 
sterile centrale dilatatum inflexum, et 2 fertilialateralia. Antherz sub 
stamine sterili latentes, subrotunde, 2-loculares. Pollen pulticeo-granu- 
losum. Stylus subliber, teres, stigmate disciformi terminatus. 
Herbe terrestres utriusque orbis, ab equatore fere ad circulum arcticum 
vigentes. Folia radicalia aut caulina, coriaceaaut plicata. Flores solitarii 
racemosi v. paniculati, speciosi. 
1. Foliosa, caule polyphyllo, sepalis anticis omnino connatis. 
1. Cypripepium parviflorum. Salisb. in act. linn, 1. 77. t. 9. f. 2. Bot. 
Mag. t. 3094. 
C. caule folioso 1-2-floro, foliis ovalibus acuminatis, stamine sterili trian- 
gulari, labello depresso petalis spiralibus lineari-lanceolatis breviore, 
sepalo dorsali ovato acuminato antíco integro latiore. 
Hab. in America septentrionali; Canada, Hooker; Virginia, Willd. ; sylvis 
fertilibus umbrosis a New Jersey ad Carolinam, Pursh ; Canada, Goldie. 
(hab. s. sp.) 
Sepals and petals dull chocolate brown. Labellum bright yellow with 
a few crimson spots at the orifice. Flowers very fragrant. 
` Well distinguished in the Botanical Magazine from C. parviflorum by 
Sir W. Hooker, who states that the sterile stamen is the same in both those 
species, or only possesses occasional trifling differences. 
2. Cypripepium pubescens. Willd. Hort. Berol. 1.13. t, 13, Hooker in Bot. 
Mag. t. 3024. A, 
C. caule folioso 1-bifloro, foliis ovalibus acutis, stamine sterili triangulari, 
