42 
Near the lake shore, both north and south. 
There are two forms in our district : 
(а) Pubescent ; petals nearly white or tinged with purple (the type). 
(б) Nearly glabrous; stem simple; 1 ti 4 flowered; pods quite 
smooth; leaves lanceolate; rare, Pine Station, Ind., August, 
1879, University of Chicago Herb. Possibly this form is E. palus- 
tre, L. 
344. E. Strictum, Muhl. Downy Willow-herb. 
E. molle, Torr. 
\ ) Occasionally found near the north end of Lake Calumet, 1885, 1887, 
and the “low lands adjacent to the river southwest of Crawford,” 
C. P. Murray. (B. ) 
345. E. coloratum, Muhl. Willow-herb. 
k 1 Low places, wet prairies and ravines; not common. July— August. 
(ENOTHERA, L. 
4--. 346. (E. biennis, L. Common Evening Primrose. 
Fields, prairies and waste places; common or abundant locally. 
June 25th — August. U- 
347. (E. biennis, L., var. grandifiora, Lin 
In rich soil; frequent. July. (B.) 
348. (E. biennis, L., var. eruciata, T. & G. 
Prairies south of Garfield Park; rare (1888). July. 
Riverside, Babcock. Eggleston, Hill. 
Y 349. (E. rhombipetala, Nutt. Evening Primrose. 
Sandy soil, near lake shore, both north and south; rare. July 20th — 
September. 
Bluffs near Berry Lake, Pine Station and Miller’s, Ind. Evanston, 
Johnson. 
17 350. (E. frutieosa, L. Sundrops. , 
Shrubby fields, etc. ; frequent. June — August. 
351. (E. pumila, L. Primrose. ^ 
Gibson’s, Ind. ; rare, Babcock. Palatine and Desplaines; rare. June. 
GATJRA, L. Gaura. 
352. G. biennis, L. 
Infrequent; rare, north and west. August. 
Banks of Desplaines and Calumet rivers. Englewood, Brennan. 
353. G. parviflora, Dougl. 
A single plant near the railroad bridge at Maywood, Babcock. A 
single plant at Pullman on th§ banks of Lake Calumet. 
Probably introduced from the west or south. (P.) 
