ORCHIDACEAE 367 
YPRIPEDIUM L. Caulescent herbs with fibrous roots. Leaves sev- 
eral: nus plaited. Sepals 2. Lip a horizontally suspended sae, yellow or 
white. Stamens appressed, the free tips directed forward.—About 20 species, 
natives of north temperate ‘regions —Our plants prefer calcareous soils.—Spr.— 
LADIES ’-SLIPPERS. MOCCASIN-FLOWERS. 
Biene stamen with the stalk wholly adnate to the column, the blade rounded at the 
bas oo -wings short and broad: lip longer than the sepals 
an ge 1. C. reginae. 
Sterile eH with the stalk pee adnate to the column, ves 
e not oaned at the base: column-wings long and n 
row : lip shorter than the K and petals. 
Sterile stamen with a triangular-ovate blade, less than 1 cm. 
long, Pra lip golden-y ellow : flowers fragran 2. C. parviflorum. 
Sterile stamen with an oblong- s or Sut un coms blade 
dune a acute: lip y : flowers not fragrant. 3. C. pubescens. 
1. C. reginae Walt. Stem 3-6 dr tal z 
to Va., and various provi i 1 Md. 
Mo., Minn., Ont., and New 
. C. parviflorum Salisb. Stem 3-5 dm 
tall: leaf-blades elliptic to oval, 6- 12 
em. long: s dd a us to oblong- -]an- 
ceolate, 2.5—3.5 . long: petals longer S 
and narrower Ta the sepals: lip 1.5-2.5 em. long: hd body 2-3.5 c 
long.— (Go 
(GOLDEN- ace] -Woods Eri shaded ie various provinces, Ga. 
to Miss., Mo., Wash., B. C., Sask., Ont., an wf. 
. C. e Willd. Stem 3-7 dm. tall: leaf-blades oblong or elliptic, 9-15 
em. long: sepals ovate- ni 2 oblong-ovate: petals linear or attenuate, 
longer than the sepals: lip 3.5-5 em. long: capsule -body 3.5—4 em. long. [C. 
hirsutum (Fl. SE. U. 8.) ]—( Onn a pens banks, and m 
ets, various provinees, rarely Coastal Plain, Ga. t o M., B. C., Ont., and N 
. FISSIPES Small. Acaulescent 
herbs, with fibrous roots. Leaves mostly 
2: blades plaited. Lip a drooping sac. 
Stamens spreading, the free tips at dde 
angles to the column.—One specie 
E een ac l. Leaves 1l- 
3 dm. lon blades w or 
lint] 
pink or rarely white, obovoid, 4-6 ¢ 
long: pa ule 3.5—4 em. long. [Cypr ie. 
dium acaule Ait.|—(MOCCASIN-FLOWER. 
ed SLIPPER. PINK LADY-SLIPPER. 
VENUS’-SLIPPER.)—Acid sandy woods and bogs, various provinces, Ala. to 
"'Tenn., Man., Ont., and Newf.—Spr. 
