342 MEMOIRS OF THE NEW YORK BOTANICAL GARDEN. 



Solanum rostratum Dunal, Sol. 234 [111. Fl. 3: 136; Syn. Fl. 2^: 



231; Bot. Cal. i: 538; Man. R. M. 269]. 



Montana: Helena, 1892, Annie Bt'ooke; Custer County, 1892, 

 Mrs. /. E. Light. 



SCROPHULARIACEAE. 

 *Verbascum Thapsus L. Sp. PI. 177 [111. Fl. 3: 143 ; Syn. Fl. 2^ : 



250]. 



A tall densely woolly plant, 1-2 m. high, with a long dense spike 

 of yellow flowers having five stamens. It is sparingly introduced 

 from Europe. 



Montana: Fort Logan, 1892, E. N. Brandcgee. 

 Pentstemon fruticosus (Pursh) Greene, Pittonia, 2: 239; Gerardia 



fruticosa Pursh, Fl. Am. Sept. 2 : 423 ; Pentstemon Menzicsii 



Hook. Fl. Bor. Am. 2 : 98, in part [Syn. Fl. 2^ : 259 ; Bot. Cal. I : 



556; Man. R. M. 274]. 



The figure in Pursh's Flora shows that the original of Gerardia 

 fruticosa is the rather rare species with |obovate sharply-toothed 

 leaves. Of this I have seen only the following specimen from our 

 region : 



Montana: Lake Terry, 1892, R. S. IVi/lianis, Spi. 



* Pentstemon crassifolius Lindl. Bot. Reg. 24: /(5,- Pentstemon 



Menziesii Doiiglasii Gray, Proc. Am. Acad. 6 : 56, in part 



[Syn. Fl. 2^ : 260] ; not P. Doiiglasii Hook. 



Differs from the preceding in the oblanceolate or oblong entire 

 leaves. It is common in the valleys, at an altitude of 1500-3000 m. 



Montana: Granite, 1892, E. D. Kelsey ; Spanish Basin, 1896, 

 Elodman, y6o and y6i ; Old Hollowtop, Pony Mts., July 9, 1897, 

 Eydberg & Bessey, ^po(5; Emigrant Gulch, 4^4^; Helena, 1891, 

 Kelsey ; Deer Lodge Co., Emma y. Ware ; Madison Co., Mrs. L. A. 

 Fitch. 



Yellowstone Park : 1888, Dr. Chas. II. Hall ; Slough Creek, 

 1885, Z7f6?£'r/y, (?<57 (flowers violet-purple); 1883, J/«rr Comfton. 



Idaho: Mt. Chauvet, July 29, 1897, Rydberg & Bessey, 4goy. 



* Pentstemon Scouleri Dougl. ; Lindl. Bot. Reg. i2yj ; Pentste- 



mon Menzicsii Scouleri Gx-an, Proc. Am. Acad. 6: 56 [Syn. Fl. 

 2^ : 260] . 



Similar to the preceding, but with narrow lanceolate leaves which 

 are sparsely and acutely serrate. At an altitude of 2500 m. 

 Yellowstone Park : 1873, C. C. Parry, 20^. 



