﻿iisiA. COMPOSITE. 4 



1, Mr. Tolmie /—Plant 4-6 inches high. The corolla is nearly glabrc 



trifid^ the divergent 



scarcely pubescent; 

 glabrous. Bes^ in Hool. I. c, Sf- DC I. c. 

 Oregon, Dou^Zas.— Lower leaves inches long. BC. 



the lower bipinnatifid, (petioled) ; the lobes linear-lanceolate, incisely toothed ; 

 heads large, globose, racemose, nodding ; the apex of the peduncles and the 



brown or blackish!* DC.T I ^c^LessJ^Tunn^a, eT^.^fsTfiiwl! ^^4™!^.' 

 lot. Beechey,p. 125; not of Bess. A. Chamissoniana, Bess.! in Hook.fl. 

 Bor.-Am. I. p. 324. 



Arctic coast, Richardson ! to Kotzebue's Sound ! and Unalaschka ! Woods 

 in the Rocky Mountains, lat. 52°, prummond.— According to Hooker, the 



l^ea^^es^' fhe^r'''? ^t^fieS ' ^s 3™|'p^^ ^^rc^lr' 



summft.^TlTc. T tc.—Led7b!^^ln mem^ acal ' St.^^PeterslJ S^^p.le^ ; 

 Less. ! in Linneea, 5, p. 212 ; Bess. ! in Hook. L c. 

 Kotzebue's Sound, fide Hook. Am. ! hot. Beechey, p. 125 : but we 



29. A. gLohularia {Ch&m.hi 

 mple, F 



late, woolly on the 

 corolla glabrous.— £css. in DC. prodr. 6. p. no. 



lobes 3-cleft or entire, linear ; heads racemose-capitate, g 

 back, spha 



Corolla purf 



30. A. liennis (Willd.) : herbaceous, strict, glabrous; radical and lower 

 cauline leaves bipinnately parted ; the uppermost pinnatifid ; the lobes linear, 

 acute; those of the lower leaves sharply toothed or incised, of the upper 

 mostly entire ; heads globose, erect, spicate ; the short spikes disposed in a 

 strict leafy panicle.— W^Mtf. spec. 3. p. 1842 ; Pursh.'Jl. 2. p. 522 ; Nutt. ! 

 g^n. 2. p. 144 ; Bess. ! in Hook. I. c. ; DC. ! prodr. 6. p. 120. A. annua ? 



, Ohio": Illinois! Tennessee! and Missouri! to the Upper Platte! Sas- 

 katchawan ! and the Mackenzie River ! Aug.-Oct.— Plant 1-3 feet high. 



§5. Receptacle vilhus (or naked?): heads as in § Abrotanum : achenia 

 acutely rihbed, crowned tdth a vunute squarnelliform pappus .'— Tanaceum, 

 Nutt. 



