CATALOGUE. 
159 
acuminate foliaccous tips ; rajs 3-4, oblong; disk-flowers 15-20, their styles 
with very long linear-lanceolate hispid appendages ; achenia appressed hairy ; 
pappus of soft slightly fulvous capillary bristles. — Plant with much the 
look of a Linosyris, and, indeed, the var. angustatus, Gray, (/. c, 7. 354,) has 
some of its heads quite ray less. Mount Davidson (Bloomer ! ;) near Carson 
City, (Anderson ;) the variety, California, (Brewer, etc.) 
Aplopappus nanus. {Ericameria nana, Nutt.) A low branching heath- 
like shrub, 3— SMiigh, glabrous and somewhat glutinous; leaves crowded, 
3-6" long, linear-spatulate, rigid, channeled, acute, and with minute leaves 
fascicled in their axils ; heads small, corymbed ; involucre turbinate, of numer- 
ous lanceolate carinate chartaceous scales, with scarious margins, very acute ; 
the outer ones small and passing into the leaves ; rays 4-G ; disk-flowers 8-9, 
as long as the rays ; branches of the style (in the disk-flowers) linear- 
subulate, the hirsute appendages much longer than the stigmatic portion. — 
Blue Mountains of Oregon, (Nuttall.) On rocky ridges. East and West 
Humboldt Mountains, and in Thousand Spring Valley, Nevada ; G-7,000 feet 
elevation ; August, September. (571.) 
Aplopappus suffeuticosus, Gray. Proc. Amer. Acad., G. 542. {Mac- 
ronema sujfruticosus, Nutt.) A span high, from a stout woody base ; 
stems many, slender, green, and like the leaves glandular-pub erulent, leafy to 
the summit ; leaves 8-10" long, 2" broad, obovate-spatulatc, entire, 1-nerved, 
slightly apiculate ; heads solitary or several in the terminal corymb ; involucre 
turbinate ; the linear-lanceolate scales lax, sub-equal, acute ; outer ones 
wholly or partly herbaceous ; inner ones chartaceous, with scarious lacerate- 
ciliate margins; rays 3-10, at first twice as long as the disk ; disk-flowers 
about 30 ; style much as in the next ; achenia linear, pubescent. — Blue 
Mountains of Oregon, (Nuttall;) California, (Brewer !) East and West 
Humboldt Mountains ; 6-7,000 feet altitude ; August, September. (572.) 
Aplopappus Macronema, Gray, /. c. {Macronema discoidea, Nutt.) A 
span high from a slender, branching, woody base ; the terete stems wliite- 
tomentose ; leaves linear-oblong, obtuse or apiculate, 8-12" long, 2-3" wide, 
obscurely 3-nerved, minutely glandular and scal)rous ; heads single or few in 
a corymb, turbinate; scales few, sub-equal, broadly lanceolate, glandular; 
the outer ones herbaceous, at least in part ; rays none ; disk-flowers about 25 ; 
branches of the style very long, filiform, much exserted, the hispid part twice 
