First Report on the Flora of Wyojning. 113 



CEnothera serrulata, Nutt. Gen. i. 246 (1S18). Meriolix scmdata, 

 (Nutt.) Walp. 



Infrequent; Orin Junction, August 14, 1891, B. C. Buffum ; 

 Whalen Canon, July 18, 1894 (No. 524). 

 (Enothera trichocalyx, Nutt. T. & G. Fl. i, 494 (1840). 



Particularly rare in the state ; only a few specimens secured. 



Bull Lake Creek, August 8, 1894 (No. 730). 

 CEnothera triloba, Nutt. Journ. Acad. Phil, ii, IIS (1821). Lavauxia 



triloba, (Nutt.) Spach. 

 Gaura COCCinea, Nutt. Eraser's Cat. (181:?). 



A common weed everywhere. 



Uva, July 10, 1894 (No. 3()7); Laramie, July 24, 1895 (No. 1430). 

 Gaura parviflora, Dougl. Hook. Fl. Bor. Am. i, 208 (1833). 



Belonging to the lower altitudes of the state. 



Two Bar Ranch, Blue Grass Creek, July 9, 189-i (No. 370). 



LOASACE^. 



Mentzelia albicaulis, Dougl. Hook. Fl. Bor. Am. i, 222 (1833). 

 In sandy thickets along streams or on hillsides. 

 Grant, on Sybille Creek, July 8, 1894 (No. 336); Cummins, July 

 28, 1895 (No. 1471). 

 Mentzelia chrysantha, Engelm. 



This is probably rare, as only a few specimens were observed. 

 No citations are at hand; reported from Canon City, Colo., and 

 southern Utah in Coulter's Manual. 



Big Wind River, August 5,'l894 (No. 705). 

 Mentzelia dispersa, Watson, Proc. Am. Acad, xi, 115 and 137. 

 Common in dry ravines in the hills. 



Table Mountain, June 30, 1895 (No. 1375); Cummins, July 28, 

 1895 (No. 1455). 

 Mentzelia Isevicaulis, T. & G. Fl. N. A. i, 535 (1840). 



In disintegrated eruptive rock, Garfield Peak, July 29, 1894 (No. 

 678). 

 Mentzelia Nelsonii, Greene, Erythea, iii, 70 (1895). 



The following is the original description : " Annual, 2 or 3 feet 

 high, freely and widely branching, the stoutish branches with a 

 sparingly hispidulous whitish bark ; lower leaves unknown, those of 

 the branches from distinctly hastate-ovate to almost deltoid-ovate. 



