180. 
181. 
Catalogue of the Flora of Nebraska. 23 
S. VARIABILIS Engelm. var. aNGUSTIFOLIA Engelm. Narrow 
leaves with very narrow diverging lobes. Lodge Pole Creek, 
Deuel Co., July (Rydberg). Thedford, Thomas Co., Aug. 7; 
Anselmo, Custer Co., July (Webber). 
S. VARIABILIS Engelm. var. LATIFOLIA (Willd.) Engelm. With 
monececious flowers, broad and acute leaves. Near Platte River, 
Kearney Co., Aug. (Rydberg). Lincoln, Aug. (Webber). 
2. S. VARIABILIS Engelm. var. opTuss (Willd.) Engelm. With 
dicecious flowers and broad and obtuse leaves. Sand Creek 
below Wahoo, Sanders Co., Sept. (Rydberg). 
51. TYPHACEX. 
121. TYPHA L. Cat-tail flag. 
183. 
T. LaTirotia L. var, TRIVIALE (Pursh) B. S. P. Common 
Cat-tail. Long Pine (Swezey). 
52. CYPERACE.E. 
122, CAREX L. Sedge. 
184. 
185. 
186. 
187. 
188. 
189. 
190. 
191. 
192. 
193. 
194. 
195. 
196. 
197. 
198. 
C. aurREA Nutt. Wooded caiions and low prairies, very common. 
Lewellen, Alliance (Swezey). Thedford, Thomas Co., July; Hat 
Creek Basin, Aug.; Pine Ridge, July (Webber). 
C. pouGLasit Boott. Dry prairies. Anselmo, Custer Co., July 
(Webber). 
C. FILIFOLIA Nutt. Dry places. War Bonnet Cafion, June 
(Williams). Alliance (Swezey). Hitchcock Co. (Hapeman). 
C. FILIFORMIS L. var. LaTiroLtia Boeckl. Crete, Alliance 
(Swezey). Ashland, War Bonnet Cafion (Williams). Pine 
Ridge, Anselmo, Thedford (Webber). 
C. GRAVIDA Bailey, var. LAxIFoLia Bailey. Broken Bow, July 4 
(Webber). 
C. LAXIFLORA Lam.var. VARLANS Bailey. Nebraska City, June 1 
(Webber). 
C. marcipa Boott. Dryprairies. Alliance (Swezey). Anselmo, 
Broken Bow, Thedford (Webber). 
C. MUHLENBERGII Schkubr. Low prairies. War Bonnet, Weep- 
ing Water, June-July (Williams). 
C. PENNSYLYANICA Lam. Crete, common (Swezey). 
C. SARTWELLIL Dewey. Ashland, May (Williams). 
C. savarrosa L. Lincoln (Webber). 
C. strpaTA Muhl. Low prairies, common, Crete (Swezey), Thed- 
ford, July 10, Anselmo, July 5 (Webber). 
C. sTRAMINEA Schkr. var. BREVIOR Dewey. Elmwood, June 
(Williams) ; Auselmo, Custer Co., July (Webber). 
C. reranica Schkr. Ashland, May (Williams). 
C. TRIBULOIDEs Wahl. var. crisTaTa (Schw.) Bailey. Low 
ground. Wabash, July 5 (Williams). 
