40 NATIVE BRITISH ORCHIDACE^ 



12. Tubers palmate. Leaves short, rather broad. Flowers small, green (often edged 



red) or reddish brown; lip narroiv, strap-shaped, y toothed at apex, with short 

 bladder-like spur. CcEloglossum 



13. Very small plant with one nearly globose tuber and one or more long-stalked 



incipient tubers. Spike short, prickly-looking ; flowers very small, green, scented, 

 obconical, with dagger-shaped lip. Herminium 



14. Leaves two, long, broad. Spike conspicuous; flowers wliite or greenish white, 



with strap-shaped lip and long slender spur; viscid discs, jtWo^, facing each 

 other, not in a pouch. Platanthera 



15. Tubers fingered or fascicled. Stigmas 2, on side-lobes of column. Viscidia 



nearly linear, not in a pouch. Flowers small, pale lilac or rose (rarely white or 

 magenta) with long slender spur (G. conopsea), or very small white with short 

 thick spur (G. aMda). Gymnadenia 



16. Tubers ovoid. Stigmas 2, on side-lobes of column. Viscidia very small round 



enclosed in a pouch. Leaves bluish green often spotted along the nerves. 

 Flowers very small, white or pink, scarcely opening. Spur short bladder-hke. 

 Irish plant. Neotinea 



17. Tubers ovoid. Stigmas 2, on side-lobes of column. PoUinia attached to a 



strap-shaped viscidium. Spike dense conical. Flowers resembling G. conopsea, 

 pink or rose-red. Lip with erect guiding plates. Spur long slender dry. 



Anacamptis 



18. Spike stout, dense; flowers many, with very long, narroiv, ribbon-like lip curled^ up 



like a ivatch-spring in bud, green, whitish and red-spotted at base; both pollinia 

 attached to one viscid gland; smells Uke a goat. Himantoglossum 



19. Leaves oblong, glossy. Spike narrow, cyUndrical; flowers many, small, green, 



often edged red; lip green, brown-red or yellow, man-like, with two arms and 

 two legs; spur none; viscid glands often coherent. Aceras 



20. Flowers many, with showy 3-lobed lip, and spur without free honey; stigma 



on roof or back of chamber forming spur-entrance; viscid glands disc-like, 

 enclosed in the same pouch. Orchis 



Flowers few (1-7), with green or coloured sepals, velvety, dark-coloured lip, 

 no spur, and each viscid gland enclosed in a separate pouch. Ophrys 



21. 



