413 



validis: culmis 1 — 2 peel altis tenuibus strictis rigiclis fo- 

 liatis basi vaginis brevibus efoliatis coloratis obtectis, tri- 

 angularibus v. triquetris superne angtilis seabris; foliis 

 mollibns longe angustato^a<mmmatis planis plurinerviis 

 marginibus serratis 1 — .'* lin. lat., superior) bus culmum 

 superantibus; spieuKs /— 2— ,?, raro 4- -5, an&rogpm sub- 

 approximatis, infima internum distante, primum oblougis 

 v. ovatis, tardius ocaHbnx v. mhroliuidis aut eVipsoidco- 



Mrmm, apice rotmidatis, rrosais ferrugineis, ereetis pedun- 

 culatis densifloris, tcrminaK majore basi cuneata raascula, 

 reliqxiis basi parce masculis, fructigeris 17 — H lin. long. 

 ;7— 7 Jfft* ermsi&t peduncnlis- validis ad angulos seabris; 

 bracteis foliaceis evaginatis, infevioribus elongatis: squa- 

 mh ferrngineis striatic; focrnmeis lanceolatis acutis v. 

 obtusinseiilis, masculis latioribus ac obtusioribus irargine 

 byalino-albo eircuimlatis; utriculis pallide ferrugineia fra- 

 gilibns squama mill to longioribus CQugmtw sqiiarrom in- 

 Jfafo-trif/onts ohoiato-cnncafiH obsolete ncrvatis cclluloso- 

 reticulatis abrupt? huge rotfratis, rostro temii marginc pie- 

 rumqne seabro, ore bidentato, B lin. eire. longis;earyopsi 

 laxe inclusa utriculo miilto hreviove cllipsoidea substipitata 

 apice in stylum longuin rigidum, basi curvatum, concolo- 

 ratum attenuata, triangulari elevato - pun ctu lata castanea, 

 angulis prominentibus pallidiore. — Species ex affioitate 

 naturali Longi rostrum , C. stenotepidi Torr. proxima. 



a squarrosaL, Cod.Richt.922. — Boott, t.9f>. 280, 281. 

 — Drejer, Symb. t. 17- — Sartwell, no. 148. — Herb. 

 Union, itin. 1882, 1*37. ~ 0. typbina Michx. FI. 2, 169. 



America septentr. 



Sect. III. Spiculae complures bcxu distinctae, termi- 

 nales mascalae plerumqne singtilae, lateralea foeminae v* 

 raro (in nrs. 294-298) androgynae. 



