Arkmiisia. COMPOSITJE. 371 



Mem. Acad. Petrop. v. 564; Be.s. Abrot. 63; DC. Prodr. \-i. 116; Torr. & Gray, Fl. ii. 42.3. 

 A. globularia, Ledeb. Fl. Ros.-. ii. 53S, in part. A. leontopodioides & A. corymbosa (form 

 ■n-itli heads peduncnlate), Fisth. in Bess. Abrot. & DC. L c — ^irctic Alaska, .j.. /;.,„„, Muir. 

 (Adj. Asia.) 



A. globularia, Cn.i.M. Canescently pubescent: leaves once or mice temately parted into 

 linear or broader Inlies : lioajs glubolar- or somewhat racemiform-capitate, both involucre 

 and flowers dark purpli,h-brown, the latter glabrous. — Cham, in Bess. 1. c. ; DC. 1. u. A. 

 Sfiij'ii-inensis, Ledeb. Fl. Ross. ii. .jss. at least in part, ncit Bess. Perhaps an extreme arctic 

 form of A. Xorvegica, as ivas suspetted by Maxim. Diagn. PL Jap., & Dec. xi. j'ii. — 

 Arctic Ala.sk,i and inlands. St. Paul's Island, ,V/--. Mo' .ntyre. (Adj. Asia.) 



-^-T -w- Heads many-flowered, broad (2 to b lines in diameter), several or rather numerous and 

 loijseh- racemose or paniculate on m*jstly simple stems of a foot or less in height: subarctic and 

 subalpine, with di-^sected leaves and no cottony tomentura. 



A ■ Richardsoniana, Bess, a span to near a foot liigh, with rather slender a-cemling 

 stems from a cespitose caudes : leaves silvery-canescent with fine very cl .se-presse J pnt es- 

 cence ; radical t^vice ternately or qainateh^ divided or parted into oblong-linear or narrower 

 lobes (of only 2 or 3 lines in length); cardine spar>e, mostly trifid: heads comparatively 

 small i2 lines high), se\ eral ur rather numerous in a .-triet and simple racemiform iiifl.res- 

 cence, fuscous : curulla? pUo-e or sometimes glabrous. — ^nppl. 64. & DC. 1. u. 11 ' ; Torr. & 

 Gray, Fl. ii. 423. A. arctica & -1. caspitosa, Bes-. in Hook. Fl. i. 32.3, 324. — .\rctic cast to 

 Bear Lake (Richardson, &e.), northern Rocky Mountains, and Moimt Eanier, ^\"asliington 

 Terr., T"hi,ie. (From the char, prcilaily A. hetfrophylla, Bess, .\brot., which is said to be 

 A. trif'i'reala. Stcph. in .Sprcng. Syst. iii. 4SS, and to occur in Arct. Amer. as well as -\rct. 

 Asia to Kamtschatka.) 

 «A. Norvegica, Fries. Rather stout. 5 to 25 inches (commonly a foot) high, from villons 

 or sericeouis-pubescent to glabrate : leaves twice 3-7-nately parted into linear or lanceolate or 

 more dilated segments: heads large (commonly 4 or 5 lines broad), loosely racemose or 

 racemose-paniculate, most of them long-peduncled : bracts of the involucre broadly brown- 

 margined : corollas yellow or turning brown, loosely pilose, rarely almost glabrous. — Fries 

 in Liljeb. Fl. 1^15, Xovit. ed. 1, 56, ed. 2. 265; Eeichenb. Ic. Crit. i. 74, t. S9 : Bess. Abrot. 

 76 : DC. 1. c. A. nipestris. Fl. Dan. t. SOI, not L. A. Chamissoniana, var. saxatilis, Bess. 

 L c. & Hook. Fl. i. 324. A. Richardsoniana, Gray, in Am. Jour. Sci. ser. 2, x.xxiii. 239, 

 not Bess. .4. arctica, Gray, in Proc. Acad. Philad. 1^03. 66. — Alpine and subalpine region 

 of the Rockv Mountains, from lat. 62= to S. Colorado, Utah, and the .'~i. rra Nevada, Cali- 

 fornia. I X. E. F,n. I 



Var. Paciflca. Robust, glabrous or glabrate up to the heads, sometimes two feet 

 high: leaves l(foader; their diiisions from lanceolate to cuneate, commonly laciniate. — A. 

 lon,jfj>.<hmculfpa. Rudolphi, ex Bess. Abrot. 77. A. arctica. Less, in Linn. vi. 213 ; Hook. & 

 Arn. Bot. Beech. 125; DC. Prodr. vi. 119; Torr. & Gray, Fl. ii. 423. A. Chamissoniana, 

 Bess, in H.jok. Fl. 1. c. (mainly). & Abrot. 77, t. 4, of which the largest and coarsest-'.eaved 

 form is his var. Ochotensis ! — Arctic coast to the Aleutian L^lands, ic, in various f^rius. 

 (Adj. E. -\5ia.) 



A. Parryi, Gk.\t. Rather .stout, afoot orle=s high, wholly glabrous, leafy up to the loosely 

 paniculate inflorescence of numerous short-peduncled lieads : lea^ es 2-3-pinuately parted into 

 mostly linear thickish lobes : involucre 2 or 3 lines broad, its bracts greenish with br..wiiisli 

 margins and with the corollas glabrous. —Proc Am. Acad. ™. 361. — Mountains of Colo- 

 radotat Sansre de Cristo Pass, 11,000 feet, Parr^, Brandet/ee. 



^ ^ ^ Heads many-flowered, large and broad (4 line^ long), m a racemose-glomerate and 

 thvrsoid inflorescence, white-tomentose as well as the herbage. 



A Stelleriana Bess, a foot or two highfrom a creejiing lignescent base, robust, densely 

 white-tomentuse.' the tomentnm of the stem cottony : leaves obovate or sparulate in outline, 

 siijuatf-lv or incisely pinnatifid; lobes obtuse: corolla gla'irou-: akenes a line and a half 

 long, oblons. not contracted at summit; the coat utricular. — -Vbrot. 79, t. 5; DC. 1. c. A. 

 Chinfii^ii Pursh Fl. ii. 521, not L. &c. — This may be what Pursh saw in herb. Lambert, 

 from X. W. America, probably from Pallas. It is indigenous from Kamtschatka to Japan, 

 and not improbably on the American coast. ^ilJguiarly, it grows wUd in large tufts on 

 Lvnn Beach, Massachusetts ! Also of Sweden, Fl. Dan. t. 3045. 



