gX6 ADDITIONS AND CORRECTIONS. 



which are as long as the somewhat stouter beaks, 2-celled, 2-seeded. — Proc. Am. 

 Acad. xi. 77. 



In the Tantillas Cafton, northern part of Lower California, Palmer. A remarkable species, 

 with Holly-like leaves. Sterile involucres unknown. Full-grown bur half an inch in diameter 

 including the prickles. 



Page 349. 45. WYETHIA. 



3^ W. coriacea, Gray. (In character between * and * %.) Barely a foot 

 high, vilious-pubescent : stem stout, few-leaved : leaves long-petioled, firm-coriaceous, 

 much reticulated, ovate, or sometimes roundish, or the upper oblong, 3 to 5 inches 

 long ; the base either truncate or inclining to cordate, or oblique, or sometimes nar- 

 rowed into the petiole : heads few, rather narrow : scales of the involucre 5 or 6, 

 foliaceous, oblong or lanceolate, an inch to an inch and a half long, ec|ualling or 

 exceeding the 5 to 8 rays, also 2 or 3 smaller rather chaflty ones within : akenes 

 glabrous ; those of the ray oblong and obcompressed, of the disk 4 - 5-angled and 

 narrower : pappus 4 to 6 small and stout rather unequal blunt teeth, a little united 

 at base, rarely one of them longer and subulate. — Proc. Am. Acad. xi. 77. 



On the Mesa Grande, 70 miles northeast of San Diego, Dr. Palmer. 



rage 352. 47. ENCELIA. 



5. E. viscida, Gray. Apparently a foot or two high and herbaceous, branching, 

 viscid-glandular throughout : stem and branches (as well as sparingly the leaves) 

 hirsute with long and slender many-jointed widely spreading hairs : leaves alternate, 

 ovate or oblong, sessile, mostly with auriculate or cordate half-clasping base, spar- 

 ingly serrate, an inch or two long (the lower not seen) : heads terminating short 

 leafy branches : scales of the involucre broadly linear, obtuse, a little unequal, all 

 shorter than the disk ; the outer greenish and viscid, thin-membranaceous ; the 

 innermost like the chaff of the receptacle thin-scarious : rays none : disk-corollas 

 light yellow : akenes narrowly cuneate, with callous margins and summit, strongly 

 white-villous, especially the margins, these extended into strong pubescent awns. — 

 Proc. Am. Acad. xi. 78. 



Southern part of San Diego Co., at Darkens' Station, 80 miles east of San Diego, Dr. Palmer. 

 A remarkable species, with the aspect and foliage of a Ilulsca. Heads three fourths of an inch 

 long. Akenes 4 or 5 lines long ; and the subulate awns 2 or 3 lines. 



Page 353. 49. HELIANTHUS. 



G. H. gracilentUS, Gray. Perennial (but base not seen), apparently 3 feet or 

 more higli : slender branches nearly smooth and glabrous : leaves lanceolate, rather 

 short, entire, pale and minutely hispid-scabrous both sides, obscurely triplinerved ; 

 the lower opposite and abruptly contracted into a short petiole ; the upper scattered 

 and gradually reduced to an inch or less in length : peduncles few or solitary and 

 slender : involucre shorter than the brownish-yellow disk ; its scales regularly im- 

 bricated, acute, destitute of tips, densely and rather hirsutely puberulent : rays 12 

 to 16, an inch or less long : akenes flat and broad, smooth, only half the length of 

 the slender bayonet-shaped scales of the pappus, which are fully three fourths the 

 length of the disk-corolla. — Proc. Am. Acad. xi. 77. 

 IVIoun tains 45 miles northeast of San Diego, Dr. Palmer. 



Page 362. 57. HEMIZONIA. 



5^ H. jQoribunda, Gray. Erect, apparently 3 feet high, Avith very numerous 

 and leafy branches, minutely glandular-pubescent : lower leaves not seen ; the upper 

 linear, obtuse, entire, a half to a quarter of an inch long : heads terminating the 

 branchlets, 3 or 4 lines broad and hinh. manv-flowerod : scales of the involucre 



