52+} COMPOSTEAE, Vou tll. 
3. Artemisia canadénsis Michs. Canada Worm 
wood, Min. 4573. 
alrtemista canadensiy Michx. PL Mor Ama: tag, thay, 
Root perennial Cor sometioes biennial): stem pubes- 
cemt or ghibrous, striet, simple or branched, 1a" high, 
the branches appressed and ereet, Leaves ustally pubes. 
cent, but sometioes sparingly so, the basal and lower ones 
vetioled, 2°04 long, 2epinuately divided tuto linear, aetite 
thas which are shorter and broader Chin those of ofrte- 
misia catdata; upper leaves sessile, less divided; heads 
short-peduneled, about 2” broad, commonly numerous in 
awotarrow virgate panicle, mostly spreading or erect, in 
small forms the pamtcle reduced (oa nearly or quite stm. 
ple terminal raceme; involucre ovoid, its bracts ovate or 
oval, green, ghibrods or pubescent; receptacle hemispheric; 
central flowers sterile. 
In rocky soil, Newfoundland to Tlidsoa Ray, Maine, Ver- 
mont, west alone the Great Lakes to Minnesota aia Manitoba 
and to the Canadian Pacific coast, Sen- or wild-wormwood, 
July Aug. 
Artemisia Forwoédii S. Wats, a taller ee of the Rocky 
reds, Patipes cast 
Mountain region, with somewhat smatler 
ward into Nebraska. 
4. Artemisia dracunculoides Pursh,  linear- 
leaved Wormwood, Pig. 4574. 
A, dracunentoides Pursh, Fl Am, Sept. 744. 1814. 
Perennial, glabrous; stem somewhat woody, usu- 
ally much branched, 2°=q° high, the branches nearly 
ereet. Leaves linear, 1 34° long, 0 2/7 wide, acute, 
entire, or the lower and basal ones sometiones g-cle ft 
or even more divided: heads very namerous, 10147 
broad, nodding, very short-pediuneled, racemose: 
paniculate; involucre nearly hemispheric, sts bracts 
ovate or oblong, green, scarious-margined; recep. 
tacle hemispheric, naked; central flowers sterile, 
Dry platsn and prairicd, Manitoba to British Colum. 
bia, linois, Missouri, Nebraska, Texas, Chilualia, 
New Mexico and California, July Nov. 
Uae 
wood, Tip. 4.575. 
A, glauca Pall; Willd, Sp .PL a: Hat, 1Ro4, 
Arvemisia dracunentoides var, mcanda “T. & Ge RL ON, 
A. a: 4io. 1843. 
Perennial, similar fo the preceding species; 
stems strict, leafy, usually simple or little branch 
ed, 1°=2° high, pubescent, tomentose or caneseent, 
or glabrous below. Leaves linear, 4 24% dong, 
about 1” wide, entire, finely and densely pubes- 
com, obtuse or obtisish, or the lower or somes 
times nearly all of them g-cleft into linear lobes, 
VWoM dongs panicle narrow, branched, its branches 
nearly erect; leads drooping, sessile, very niumer- 
ons, seareely more Han th tong; involnere hemi- 
spheric, its bracts seariots-niargined, oblise; res 
ceplacle naked; central flowers sterile, 
Minnesota to North Dakota, Manitoba and Sas. 
katehewan, June Sept, 
