CATALOGUE. 
197 
eoles 4-5 ; proper involucral scales 4-7" long, lanceolate-acuminate, about 8, 
in two rows ; achenia rougliisli-pubesceiit, 2-3" long, scarcely rostrate ; pap- 
pus of 12-20 elegantly plumose seta?, rising from an entire oblong scarious 
base 4-5 times shorter tlian the plume. — AVashington Territory and Oregon 
to California. Havallah and East Plumboldt Mountains, Nevada, and near 
Salt Lake City and in the Wahsatch, usually along stream banks ; 4,500-9, QUO 
feet elevation ; May-September. (694.) 
Var. LATiFOLiA has oblong-spatulate entire leaves, 2-4' long, G-9" wide. 
— With the other form. East Humboldt Mountains and the Wahsatch. (695.) 
Calais major, Gray, /. c. Glabrous ; stem stouter, 1-2° high ; petioles 
with a dilated base ; leaves 6-8' long, 4-9" wide, lanceohitc-spatulate, entire 
or laciniated; involucre puberulent or glabrate, campanidate, many-flowered, 
bractlets 8 or 9, proper scales 10-13, acuminate ; aclienia and pa[)pus iicnrly 
as in the last, of which it is probably only a larger form.— Oregon. Antelope 
Island, and near Salt Lake City, in meadows; 4,300 feet aUitnchj ; May, 
June. (696.) 
Anisocoma^ acaulis. Gray. Boston Jour. Nat. Hist., 5. Ill, t. 13. 
California, near Fort Mohave, (Dr. Cooper !) and near Fort Tejon, (Dr. Van 
Horn !) Carson City, Nevada, Anderson !) Foot-liills near Carson City, 
and near Steamboat-Springs, Washoe Valley, Nevada; 4,500 feet elevation; 
April, May. Dr. Gray has described the inner pappus as consisting of 5 longer 
and 5 alternate shorter setse, all plumose above the middle, but the number 
of setae seems to be variable, and the smallest ones, while scarcely at all 
plumose, are irregularly placed among the rest. (697.) 
Stephanomeria^ minor, Nutt., (including S. runcinata, Nutt.) Perennial, 
1 ANISOCOMA, Gray, 7. c. Heads many-flowered; the flowers all lignlate. In vdliu iv siil)-(yliii- 
drical; the scales 18-24, imbricated, purplish with broad scarious margins, the outer ones rniiiHlisli <>r 
ovate, very short, inner ones linear-oblong. Receptacle flat, bearing a few very slender chafiy s( iilcs 
among the outer florets. Achenia slenderly obconic, 10-12-striate, pilose along the stria', crowned \\ itli 
a persistent wavy-margined cup-like outer pappus, and bearing inside of this 10-15 deciduous sei;r. some 
of them short and naked, and the other two-thirds as long as the corolla and exceedingly plumos.! m arly 
to the base.— An annual herb ; the leaves all radical, 1-2' long, at first tonn ntose, soon glaliroiis, pinnately 
lobed ; the lobes short and somewhat denticulate ; scapes simple, 2-6' high, naked, monoce]ihalous ; 
heads an inch long ; flowers yellow ; pappus pnre white. 
2STEPHAN0MERIA, Nutt. (Including HemiptUmm, Gray.) Heads 3-12-flowered ; the flowers 
all ligulate. Involucre cylindrical, calyculate ; bractlets few, very small ; proper scales 3-7, sul.. .iniil, 
but in two species more numerous, unequal and imbricated. Receptacle naked, slightly honey- 
combed. Achenia oblong-linear or clavate-oblong, with 5 prominent angles or ribs, the intercostal 
spaces either plane or tuberculate-rugose, or occupied by additional less elevated ridges. Pappus simple, 
of 5-2o plumose filiform setiB or bristles, slightly dilated at the base.— Annual or perennial herbs, much 
branched, natives of Western North America from the great plains to the Pacific. Lower leaves linear, 
often runcinately toothed ; the upper ones gradually reduced to small subulate bracts. Heads small ; 
flowers rose-color. 
