2r)() (iKOLndliAI, SUHVKY OK CANADA. 



{Al> (idl ( 'all. Utrh.) Islumls in KMi-f LaUo and aloni;' (lie rivoi- Ti'oiit at 

 Cvow Hay; also, I,al<e Isaac and Uod Hay, Tjakc Union. (]\r(icoiiii.) 

 Vicinity i>f llaniilton. Onl. {Loi/ic.) Niai.(aia h'alls and aloni^; Uie 

 Detroit Iviver. {^^(^^•l(ll/(1n.) Nouv l/ondon, aloni;' I lie 'I'liamcs. 

 (^Hurt/ess.) Not uncomnion 1 lu'oni^lionl I he |iiairio I'Ogion an<l cxtcnd- 

 inij wcstwai-d to llic Pacific. (lUilcoun.) Vnnw Lake Huron to tlm 

 Arctic ('irclc and tVuni lIudMUi Hay to tlic I'acilic. (Iloa/i-ir.) 



302. CAILLARDIA, Foure;eroux. 

 (lin!».) C. aristata, I'nrsli. 



(,'. hicohi; 1-ani. II.m.U. I'l. I., ni.^ 

 Coiutnon on dry soils IVoni llto eastern ])arl of Afanitoba to the Rocky 

 >rountains and in the ilry interior of British Coliiniliia. The variety 

 /!/. of H(V)kei- has hocn collected in llio Rocky Mountains b}' Dr. Dawson. 



The Ibrni from the l'\)()t Hills of (he Rocky Mountains has very lari^e 

 flowers often over two inches across, Ihe rays are ncUow and nearly 

 all the leaves are entire. Another form has a very woolly involuci-e 

 and nearly all the leaves deeply pinnatified. The three forms are 

 limited as follows : 



(1) Flowers lai"ge, rays deep yellow and with a long limb^ leaves 

 nearly all entire. 



(2) This form lias also large tlowers, but the rays have a tinge of 

 pur])le at the base and the outer bracts are long and taper pointed. 



(3) In this the raj's are quite short and involucre and upper part of 

 the peduncle quite woolly, nearly all the leaves are more or less 

 pinnatitid. This form has a purplish disk and is always of small size. 



303. ACTINELLA, Pers. 



(1170.) A. acaulis, Nutt. 



Gulardm aamlh, riirsh. Fl. 11. , 743. 



Di-y gravelly soil, prairie region. West Butte, on a dry hill, 49th 

 parallel ; Fossil Coulee, Milk River Ridge. (Dawson.) On the Missouri 

 Coteau, 49th parallel. (Burgess.) 



(1171 ) A. Richardsonii, Nutt. 



Picradcnia Richurdsonii , Hook. Fl. 1., 317. 



Dry gravelly hillsides in the praii-ie region. About Carlton on 

 the Saskatchewan. (Drummond.) On ridges west of Moose Moun- 



