92 PROCEEDINGS : BOSTON SOCIETY NATURAL HISTORY. 
broad, attenuate at the base, finely pubescent, becoming scabrous 
especially above : heads (exclusive of rays) 1.2 cm. in diameter; 
involucral scales canescent with appressed hairs. — Bentli. and 
Hook. 1, acc. to Rothr. in Wheeler Rep., 6, 160, as to synon. ; Gray, 
Syn. fi., 1, pt. 2, 269 only in part. Ileliomeris multiflora , Nutt., 
Journ. acad. Phila., ser. 2, 1, 171; Wats., Bot. King exp., 170, at 
least in great part. — Rocky mountains and plains of Idaho, Palmer, 
no. 422; Wyoming, Hayden, no. 34, Tweedy, Purglehaus, A. 
Nelson, nos. 39, *1064, 2663 ; Colorado, Pothrock , no. 551, Parry, 
no. 420, Greene, no. 194, Jones, C. S. Sheldon, nos. 152, 468, 
Cowen (low and many-stemmed), Miss Hastwood (coll. July, 1889); 
Utah, Jones, nos. 5820, 5996 ; Nevada, in the Uintas, Watson, 
no. 606; New Mexico, Wooton, no. 484; California, Gambel, Co - 
mile and Funston, no. 806; and in the Rocky Mountains, without 
locality, by Gordon, Burke, and by Fr&mont, no. 121. Toward the 
southwest this species passes into somewhat narrower-leaved forms 
(Utah, Ward, nos. 647, 652, Joiies, no. 5996 r; Arizona , Palmer, 
coll, of 1869 without number and no. 241 coll, of 1877, ICnowl- 
ton, no. 6 ; S. E. California, Purpus, no. 5025), which, however, 
retain their perennial character. 
8. Gr. longifolia. Erect paniculately branched annual: stem 
single, 6 to 12 dm. high, finely pubescent with appressed hairs: 
leaves lance-linear or oblong-linear, narrowed at both ends, those 
of the stem 8 to 11 cm. long, 5 to 10 mm. broad, entire or obscurely 
and remotely crenate-serrate, finely pubescent on both surfaces, 
becoming very scabrous and tuberculate-hispid above, often ciliate 
toward the base; peduncle and involucral bracts covered with fine 
appressed pubescence; heads numerous, in size and floral characters 
essentially like those of G. multiflora. — G. multiflora , Hemsl., 
1. c., 162, as to Mex. pi.; Gray in Wats., Proc. Amer. acad., 21, 432 ; 
Syn. fi., 1, pt. 2, 269, in part; not Bentli. and Hook. f. Ileliomeris 
multi flora , Gray, PI. Wright., 1, 107 ; 2, 87, in part, not Nutt. — 
W. Texas, Wright, no. 328, Ilavard, Nealley, no. 432 (depaupe¬ 
rate), jD r. Smart, no. 422; New Mexico, “on pine hills between 
the copper mines and the mimbres,” Wright, no. 1221 ; Burro Mts., 
Pusby, no. 172; Arizona, Rucker’s Valley, Lemmon, nos. 345, 
2765, and 383 (a form Avitli double fioAvers); Nagle’s Ranch, Jones, 
no. 6054 p.; Mexico, between San Luis Potosi and Tampico, Palm¬ 
er, no. 1102; hills and plains near the town of Chihuahua, Pringle, 
no. 615; S. W. Chihuahua, Palmer, no. 392; StraAvberry Valley, 
