XC. IttLDACEiE. 
439 
Cypripedium .] 
usually convex, inner sepals scabrous. 0. fucifera Sm. : E. B. 
S. t. 2649. 
Chalky and clay pastures and pits. — (8. Kent and Sussex, if. 
4,5. — Lip of var. a. shorter and broader than in O. apifera ; its 
colour deep brown, with paler lines not unfrequently resembling the 
Greek letter n, these lines being glabrous, while the rest of the lip is 
clothed with short dense hairs. In var. fi. the lines are more irregular 
in form, and the sides only of the lip are conspicuously hairy. 
Usually the lip cf a. is obscurely lobed ; and in f3. almost entire, but 
sometimes more distinctly lobed than in a. 
4. 0. mustifera Iluds. ( Fly O .) ; lip oblong 3-fid middle 
segment, larger 2-lobed, lateral inner sepals filiform, anther 
short obtuse. E. B. t. 64. 
Chalky and clay pastures in England ; abundant in many parts 
of Norfolk, Suffolk, Surrey, and Kent. if. 5 — 7. — Well distin- 
guished from all the preceding by its very slender, lateral inner 
sepals, which resemble the antennae of an insect, and by its narrow 
lip, 2-Iobed at the extremity, and having a broad pale bluish spot in 
its centre. 
V. Fertile anthers 2, lateral, with a central one sterile and 
petaloid. CrPRiPEDiEiE. 
15. Cypripedium Linn. Lady’s Slipper. 
Lip large, inflated. Column with a large terminal, dilated 
lobe (or sterile stamen ) separating the 2 anthers. Two lateral 
or lower outer sepals often combined. — Named from Kvrpic, 
Venus, and ttoSiov, a sock or slipper ; i. e. Venus' slipper. 
1. C. Calceolus L. ( common Lady's Slipper ); stem leafy, 
terminal lobe of the column nearly oval, lip shorter than the 
calyx somewhat laterally compressed. E. B. t. 1. 
Woods in the north of England, very rare (almost extinct). If.. 
5. — One of the most beautiful and interesting of our native plants. 
Ord. XC. IRIDACE2E Juss. 
Limb of the perianth 6-cleft, or 6-partite, sometimes irregular. 
Stamens 3, inserted into the base of the outer segments. Fi la- 
ments sometimes' united. Anthers fixed by their base, opening 
outwards. Ovary 3-celled, many seeded. Style 1. Stigmas 3, 
or 1 with 3 divisions, often petaloid or 2-lipped. Capsule 3- 
celled, 3-valved ; valves bearing the dissepiments in the middle. 
Seeds round, hard. Embryo inclosed within a horny or firmly 
fleshy albumen, homotropal. Radicle next the hilum. — Herbs, 
rarely undershrubs. Leaves usually equitant, distichous and 
