174* GYNANDRIA MONANDRIA. [CI. 20. 



413. HERMiNIUM. Musk-orchis. 



1. H. monorchis, Ophrys mon., 1. 71. (Green M.) Radical leaves 

 two, lanceolate. 

 Chalky banks in the S. E. If. . 6, 7. 4 — 5 in. Pet. small, yellow. 

 § 

 414. OPHRYS. Insect Orchis. 



1. O. muscifera, 1. 64. (Fly Orchis.) Lip twice as long as the calyx, 



with four expanded lobes, somewhat downy ; the disk polished. 

 Petals linear. Column obtuse. 

 Chalky past. "If. 6. If. Nect. dark purple with a bluish spot. 



2. O. apifera, 6. 383. (Bee O.) Lip the length of the calyx, tumid, 



with five reflexed marginal lobes ; the terminal one awl-shaped ; 

 the rest hairy above. Calyx coloured. Column with a hooked 

 point. 

 Chalky past.2£ . 6, 7. If. Nect. brownish-purple, with yellow spots. 

 Cat. rose-coloured. 



3. O. arachnites, Suppl. 2596. (Late Spider O.) Lip longer than 



the calyx, dilated, somewhat tumid, with five shallow, inflexed, 

 marginal lobes ; the terminal one flattened. Calyx coloured. 

 Column with a hooked point. Petals deltoid, downy. 

 Chalky past. S. Kent.l^ . 7. Like the last. Lip essentially different. 



4. O. aranrfera, 1. 65. (Early Spider O.) Lip the length of the 



calyx, tumid, hairy, rounded, with four shallow, reflexed, mar- 

 ginal lobes. Column acute, incurved. Cells of the anther near 

 together. Petals linear, smooth. 

 Dry chalky past. If . 4. A span high. Cal. green. Nect. dark brown. 



5. O. fuc'ifera, Suppl. 2649. (Drone O.) Lip longer than the calyx, 



obovate, hairy, undivided, with a spreading wavy margin. 

 Column bluntly pointed, incurved. Petals roughish ; ovate at 

 the base. 

 Chalky hills, Kent. If. 5, 6. Size, habit, and aspect of the last. 



415. GOODYeRA. Goodyera. 

 1. G. repens, Satyrium repens, 5. 289. (Creeping G.) Leaves ovate. 

 Spike spiral. Point of the nectary elongated, deflexed. 

 Mossy alpine woods. "If . 7. R. knotted, downy. Fl. white. 



316. NE6TTIA. Lady's Tresses. 



1. N. spiralis, Ophrys spir. 8. 541. (Fragrant L.) Leaves ovate, 



stalked. Spike twisted, unilateral. Bracteas downy, tumid. Lip 

 ovate, entire. 

 Open past. If. 8, 9. Stalk 3 — 4 in. Bulbs ovate. Fl. white,fragrant. 



2. N. gemmipara, Suppl. 2786. (Proliferous L.) Leaves lanceolate, 



as tall as the stalk. Spike three-ranked, twisted. Bracteas smooth. 

 Marsh, Dumbog, S. W. of Ir. !(.. 7. Stalk 2 in. Spike dense. FL 

 white — A very imperfectly known species. 



417. LISTER A, Br. Listera, or Tvvayblade. 

 1. L. ovata, Ophrys ov., 22. 1548. (Common T.) Leaves elliptical, 



