420 



(1) T. PAixiDA. (lAnAl.) 



Ident. Lindl. gen. and sp. p. 452, 



Spec. Chab. Terrestrial, glabrous, caulescent : stem very- 

 Blender, erect, lower leaves withered, remote, upper ones apparently 

 clustered, linear, acute, revolute at the edges : scape smooth, 

 terminal, with 4 membranous acuminate scales, not sheathing at 

 the base : flowers very small, smooth, white, spike dense, cyUndrio. 



SOhet. 



GEinJS LXVI. CNEMIDIA. 

 Crynandrta Honandria. Sex: Systr 



Geit. Chae. Perianth corinivent: lateral sepals half-connate, 

 base produced into a spurious spur ; lip posterior, free, spurred, 

 channelled, acuminate : column terete, acuminated at the apex, 

 beak acuminate, 2-cleft : anther subulate : poUen masses 2, caudicle 

 subulate. — Caulescent, leafy, stiff, branched herbs : stems or branches 

 2-leaved, loosely sheathed at the base : leaves broad, plaited, sheath- 

 ing, as if opposite : racemes dense, peduncle terminal, altogether 

 naked, shorter than the leaves : bracts stiff. 



(1) C. AB-GFDxosA. flAndl.) 

 Ident. Lindl. gen. and sp. p. 463. 



Spec. Chae. Leaves ovate-oblong, acuminate : sepals ovate, 

 acute, keeled, lateral ones connate beyond the middle. 



Xhasia hiUs. CourtaUum. 



GENUS LXVII. SPIEANTHES. 



Crynandria. Honandria. Sex: Systs 



Beriv. Prom Speira a spiral, and Anthos a flower, alluding to 

 the arrangement of the flowers. 



Gen. Char. Perianth ringent : lateral sepals placed on the Up, 

 oblique at the base and decurrent into the ovary, dorsal one agglu- 

 tinated to the petals'! lip- affixed to the foot of the prolonged 

 column, clawed, seldom sessile, oblong, usually dilated at the apex, 

 sometimes S-loljed, always furnished with 2 callosities below the 

 middle, oppressed to the column, and adhering to it the margins 

 bent inwards : column obliquely terminating tbe top of the ovary, 

 terete : stigma ovate, prolonged into an acuminate, afterwards 

 2-cleft, or obtuse emarginate, seldom homy undivided beak : anther 



