CATALOGUE. 157 
BaccHARIS SERGILOIDES, Gray, /. c—Much branched and nearly leafless 
shrub; branchlets green, jointed; older branches brown; leaves oblanceolate 
or nearly linear, 3-8” long, or reduced to mere scales; heads panicled; 
scales ovate, thickish, with a green tip (or sometimes the inner ones linear); 
achenia few-nerved. .The young green branchlets are often more or less 
covered with a glistening, gumny exudation. As in the preceding (B. 
Eimory?), the pappus of the sterile flower is clavate, though here it is more 
copious. 
PLucHEA CAMPHORATA, DC.—Telescope Mountain, Southeastern Cali- 
fornia. 
TESSARIA BOREALIS, T. & G.—Nevada. 
GNAPHALIUM PALUSTRE, Nutt—San Luis Valley, Colorado (426, 428). 
GNAPHALIUM SprenceLi, Hook. & Arn. (G. luteo-album, var. Spren- 
gelti, in vol. v of King’s Report.)—Cottonwood, Arizona (356); also from 
Utah. 
GNAPHALIUM sTRICTUM, Gray.—Annual (?), simple or much branched 
from the root, canescently woolly throughout; leaves linear, 6-18” long; 
heads condensed into woolly glomerules, and one in each axil, forming thus 
an interrupted spike; outer involucral scales obtuse, rather ovate, as long 
as the disk-flowers, inner longer, narrower, and more acute; achenia oblong, 
smooth.—San Luis Valley, Colorado (425, 427), and a depauperate form 
from Twin Lakes, Colorado (423). 
ANTENNARIA bioIca, Gaertn.—Colorado (444, 443, 436); common. 
The Survey has also the var. rosea from Nevada. 
ANTENNARIA Carpatuica, R. Br.—South Park, Colorado (208, 433, 
434). 
ANAPHALIS* MARGARITACEA, Benth. (Antennaria margaritacea, R. Br.) — 
Collected by Dr Oscar Loew on the White Mountains of Arizona, probably 
at a considerable altitude. 
* ANAPHALIS, DC.—‘‘ Heads discoid, eet diwcious; viz. the pistillate with filiform, 2-4- 
toothed corollas very numerous, and a few (or occasionally no) becamind ts but sterile flowers, with 
tubular 5-lobed corollas in the centre; the ahissinate nearly as in Antennaria. Involucre campanulate, 
of many ranks, of mostly, snow-white scarious scales. Receptacle flat, naked. Style in the staminate 
flowers usually 2-cleft merely at the apex. Pappus a single series of capillary bristles, unconnected at 
base, in the sterile flowers (at Jeast in our nr slightly thickened npwards.”—Gray, in Fl. Cal. 
1, p. 340; see, also, Gray in Proc. Amer. Acad. viii, p. 653. 
