ORCIIIDACE.'E, 115 



sliiniiifj transverse blotch at the base, horseshoeshaped on the upper 

 side, and straight across, or with two ^^rojecting pomts towards the 

 apex of the labellura ; the labellum has scarcely any curvature from 

 base to apex, and the lateral lobes are much farther from the base 

 than in the other British species. 



Fly Orchis. 



French, O^ihrijs niouclie. German, Fliegenalmliche Frauenthrcine. 



Tribe II.— NEOTTIEtE. 



Anther terminal, attached to the column by its base, persistent ; 

 pollen-masses without stalks, consisting of subpulverulent grains 

 which cohere but slightly. 



GENUS F///.— SP IRAN THE S. Rich. 



Perianth coloured ; segments all connivent, the uppermost one 

 more or less adherent to the inner lateral ones; the exterior lateral 

 ones oblique, and covering the labellum at the base ; labellum turned 

 downwards, not spurred, with two callosities at the base, channelled 

 and embracing the column in the basal portion, recurved at the apex, 

 entire, not contracted m the middle. Column short, prolonged into a 

 2-toothed rostellum. Anther sessile, applied to the rostellum; pollen- 

 masses clavate, without stalks, affixed to a common gland; pollen 

 mealy. 



Herbs with 2, 3, or more oblong or cylindrical tubers, and ovate, 

 oblanceolate, elliptical, or strapshaped leaves, which are chiefly radical. 

 Flowers small, white or -prnk, in a spike with 1 or 3 spii'al ranks. 



The name of this genus of plants is derived from airiipa (speira), a sjjiral, and ardoe 

 (authos), flower. 



SPECIES I.—SPIRANTHES AUTUMNALIS. Eich 



Plate MCCCCLXXII. 



Eeich. Ic. Fl. Germ, et Helv. Vol. XIH. Tab. CCGCLXXIV. 

 LiUof, Fl. Gall, et Germ. Exsicc. No. 19G6. 

 Ncottia spiralis, Sw. Sm. Engl. Bot. ed. iv. No. 35. 

 Ophrys spiralis, Li7in. Sm. Engl. Bot. ed. i. No. 541. 



Root with 2 or 3 lanceolate- or oblong-ovoid knobs. Radical leaves 

 in a rosette at one side of the flowering-stem, not surrounding it, and 

 appearing after it in autumn, oval or ovate or oval-elliptical; leaves 

 on the flowering-stem minute, resembling bracts. Flowers in one 



q2 



