Webber —Catalogue of the Flora of Nebraska. 31 
176. LESQUERELLA Watsor. 
285. patent a sie Watson, Lawrence Fork, Kimball Co., 
11 (Ry 
286. 7a GRACILIS Gk Watson. Waste ground along railroad. 
Weeping Water, June. 
This is quite a northern extension of its range. It may have 
been introduced — the agency of the R.R., being found only 
in this one plac It was, however, abundant and evidently 
spreading (Webber) . 
177. CARDAMINE\L. Bitter cress. 
287. C. LactntaTa (Muhl.) Wood. (Dentaria laciniata Muhl.) Peru. 
Communicated by Mr. A. H. Van Fleet (Bessey). 
178. ARABIS L. Rock cress, 
288. A. DENTATA (Torr.) Torr. & Gr. Low ground, rare. Lincoln, 
April (Webber). 
289. A. GLABRA (L.) Bernh. (4A. perfoliata Lam.). Tower mustard. 
Dismal stile Thomas oP July (Webber). 
290. A. HOLB Horn Wooded canons. Pine Ridge, June 
Covet): Pupil ea Valley, July 14 (Rydberg). 
179, NASTURTIUM R. Br. Water cress. 
291. N. . Ft. Clark, Nebraska (Hayden in Engelmann 
Ber’. ‘e ‘une Psat’ Minden (Hapeman), Big Springs (Ryd- 
berg). 
Prof. Swezey’s specimens differ somewhat from typical N. 
usum, being less diffusely spreading and branched, ap- 
proach aed nearer NV. sinuatum., Hayden’s specimens seem 
al (Webbe 
292. € PALUSTRE as DC. var. OvALE Rydberg. In mud, Sand 
Creek, Wahoo, Sept. 
A small plant with the leaves entire, obovate or oval, crenate or 
with a pair or two of small lobes at the base; pod oval. (Ryd- 
berg.) 
293. N. SESSILIFLORUM Nutt. Crete (Swezey). ae Creek below 
Sept. (Rydberg). Lincoln, May (Webber). 
294, N. sinuatum Nutt. Moist places along banks, Elmwood, June 
( Williams), Fairbury (in Herb. Univ. of Nebr.). Omaha and Crete 
(Swezey). Platte River, Kearney Co., June 15 (Rydberg). Lin- 
coln, May; Nebraska City, June (Webber). Pods and pedicels 
variously curved, forming a conspicuous character. 
71. CAPPARIDACE. 
180, CRISTATELLA Nutt. | 8 
295. C. samest Torr. and Gr. Collected by Rev. Bates at Valentine, _ 
is: 1 ane: ey — anes 
