BLAKE.— ENCELTA AND RELATED GENERA. ‘Si 
pales 4.7 mm. long, upwardly villous; achenes (not quite mature) 
narrowly obovate, 4.5 mm. long, villous on margin and pubescent 
medially on the sides. 
Encelia hispida Anderss. Om Galap.-Oarnes Veg. 73 (1853). 
Specimens examined: Gatapacos IsLaNnps: dry grassy places, 
Chatham and Charles Islands, Andersson (G, TYPE COLLECTION). 
+ + Mature leaves cordate-ovate; plant of Lower California. 
11. E.Patmert Vasey & Rose. Suffrutescent, branched, 1 m. high, 
the stems whitened with a dense hispid pubescence, the branches 
rather sharply angled; leaves broadly ovate, cordate or rarely trun- 
cate at base, rounded or obtuse at apex or the younger acute, hispid- 
canescent on both sides or sometimes almost velutinous, entire or 
with blunt triangular teeth, 1.5-4 em. long, 1.1-3.5 em. broad, on 
petioles 3-10 mm. long, with ampliated base; heads peduncled, several 
in a glandular-hispid paniculate inflorescence, the bracts minute; 
disk 1-2 cm. broad; involucre 1 em. high, the rather loose scales 
lanceolate to linear-lanceolate, triseriate, somewhat unequal, glandular 
on the back, densely villous on sides nearly to tip, somewhat pubescent 
inside; rays about 20, 10 mm. long, broadly oval, slightly trilobed, 
pilose on tube and back; disk-corollas 5 mm. long, nearly glabrous, 
the disk brownish purple; pale 8 mm. long, glandular-pubescent on 
the back above; achenes 4.5 mm. long, villous on the angles and 
slightly pubescent down the midline of the sides. 
Encelia Palmeri Vasey & Rose, Proc. U. S. Nat. Mus. xi. 535 (1889). 
Specimens examined: Lower Cauirornta: Lagoon Head, 6-15 
Mar. 1889, Palmer 805 (FGN, TYPE COLLECTION): San José del Cabo, 
Mar.—June 1897, Anthony 326 (GN); La Paz, 20 Jan.—5 Feb. 1890, 
Palmer 15 (GN). 
*** AnGUSTIFOLIAE. Leaves narrowly linear; awns present; disk yellow. 
*— Leafy-stemmed; heads solitary, terminal; leaves glabrous beneath. 
- E. aneustironia Greenm. An herbaceous perennial, the 
stems several, erect, 3-4 dm. high, striate, purplish below, slightly 
pubescent above, from a woody root; leaves scattered, narrowly 
linear, attenuate, subsessile, with 3 strong somewhat reticulated 
nerves, glabrous or nearly so below, appressed-hirsutulous above, 2.5-8 
bee: long, 1.5-2.5 mm. wide, remotely serrulate; heads pedunculate, 
solitary, terminating the stems, about 1 cm. high, the peduncle 
ooribe a slender bract just below the head; scales apparently 
€w and rather loose, lance-attenuate, ciliate, 1-2-seriate; rays about 
5, oblong, barely tridentate, 15 mm. long, 4 mm. wide; disk-corollas 
