354 PROCEEDINGS OF THE AMERICAN ACADEMY. 



thick leaves ;"^^ leaves all basal, broadly rhombic-oval or orl)icular, 

 subacute, veh'ety with appressed hairs especially when young, 4.5-8 

 cm. long, 3-6 cm. wide, on broadly margined petioles of about the 

 same length; scapose peduncles channeled and finely pubescent, 

 3.5-4.5 dm. high, with 1-2 linear bracts; heads 11-12 cm. in diameter 

 including rays; involucre densely short-pubescent, triseriate, the 

 bracts little graduated, about IS mm. long, tapering from an ovate 

 base, exceeding the disk; rays 24-33, oblong, subentire or faintly tri- 

 dentate, 3.5-4.2 cm. long, 6-12 mm. broad, about ll-nerved, pubescent 

 on back chiefly along the veins; disk-corollas with slender tube and 

 eylindric throat, glabrous except for the pubescent teeth, 6-7 mm. long; 

 pales glandular-pubescent at apex, 11-14 mm. long, about ll-nerved; 

 immature achene 6 mm. long, 2.5 mm. wide, appressed puberulent 

 on body and margin or nearly glabrous, with two short ascending 

 awns and a corona of short confluent squamellae; mature achene 

 broadly obovate, 10 mm. long, 6.5 mm. broad, with blackish sparingly 

 puberulent or glabrate body and broad whitish-yellow margin and 

 fimbriatulate crown, the smoothish awns 1 mm. long. 



Encclia grandiflora Jones, Proc. Calif. Acad. ser. 2. v. 702 (1895), not 

 E. grandiflora (Benth.) Hemsl. (1881). 



Enccliopsis grandiflora A. Nels. 1. c. (1909). 



Heliafithclla argophylla Coville, Contr. U. S. Nat. Herb. iv. 132 

 (1893), not Gray. 



H. CoriUei A. Nels. Bot. Gaz. xxxvii. 273 (1904). 



Specimens examined: California: Panamint Canon, alt. 610m., 

 3 May 1897, Jones 11855 (GN, and hb. Jones); banks of apparently 

 calcareous clay. Hall Canon, Panamint Mts., alt. 450 m., 18 April 

 1891, Coville (£• Funston 698 (G). — This species and the next are found 

 only where sodium chloride is abundant, on cliffs adjoining salt de- 

 posits, but apparently never directly on salt flats (Jones, in litt.). 

 ++ ++ Achenes villous; rays 2 cm. long, 4 mm. wide. 



4. E. argophylla (D. C. Eaton) A. Nels. Base as in the last; 

 leaves in a thick tuft, oblong-obovate or rhombic-obovate, silvery- 

 velutinous, acute at apex, tapering to a broadly margined base, 3- 

 nerved, 3.5-7 cm. long, 1.1-3.2 cm. wide, the petioles shorter; scapose 

 peduncles 1 or 2, 2.5-3.7 dm. high, short-pubescent, bractless; heads 

 4.5-7.5 cm. in diameter including rays; involucre 2 cm. high, tri- 

 seriate, the short-silky scales subulate-tipped, with broadly ovate 

 base, exceeding the disk, the outer loose and reflexed; rays about 30, 



32 Jones, I. c. 



