By Joseph Sabine, Esq. 



■131 



SYNOPSIS OF THE SPECIES. 



* Flowers with a membranous sheath at the base of 

 the scape or scapes, usually enclosing two 

 complete flowers. 



Each flower having two bracts, the external one 

 contracted ; the internal one narrow ; scape 

 rather long ; filaments smooth ; orifice of the 

 tube without hairs versicolor . .10 



Each flower having one bract only ; scape short ; 



filaments smooth ; orifice of the tube hairy. vermis 11 



** Flowers having the sheath at the base of the 

 scape obsolete. 

 f Coats of the Root coarsely reticulated. 

 Each flower with two bracts of moderate size, 

 nearly equal ; scape short ; filaments slightly 



pubescent Susianus ... 1 



f f Coats of the Roots divided horizontally. 

 Each flower with two bracts, the internal one 

 less ; scape short ; filaments pubescent ; petals 



of equal length bifloras 7 



Each flower with two bracts, nearly equal, the 

 internal one rather less ; scapes long ; filaments 

 smooth ; petals of equal length. argenteus . . 8 



