•JIO tiKoi,o(iiCAL srH\ i;> (»r <'An.\iia. 



iitMili \vi'.>t\v:iiil til lldiuonloii. i^Mact'tin.) TiirtU- Mtniiilaiii and wost- 

 wuvd lo tin- IJorky Motintaiiis i»n diy ])i-jiirit«, 4!Uli |tandlcl. {Daivsoii.) 

 Ivoi-ky .Muiiiilaiiis. ncai- .laspi-i's Jiako. l-at. "> I '. (Dniinmond.) 



(!'7I.) H. lanccolatus, 'r..ii-. \ (iiay. 



Aj'lnjiiijijiii.'i iniKidliis, 'Idif. A (iiiiy. .Maiiiiin's (al., Nu. ;K»1. 

 pimiii liiiirm/dtii, Hook. I"l. II.,'-'"!. 



(hi .saliiu" iiiar>liv |irairio. iiol uiicdiiiiiHHi. iVniii .Maiiilnlia westward 

 tt.) tin- liasi- ol' llu- li'iK-ky Moiiiilaiii.s. i^Mdiutiii.) Saskalclirwau Kivcr 

 holwiH'ii ('ai-lliin aii<i Ivliimnli'ii. (Druminoiul.) Firsl lu'aiuli ul' Milk 

 IxiviM- oil tlu- null i>aralli'k {Dcucson.) 



(^'.'7.").) H. unifloruSi 'roii. iV (iray. 



Ajtlopojipus unijlarus, Toir. i^; (u'ay. Macouii'.s Cat., No. 933. 

 JJouia unijiurd, llooU. I" I. 1I.,L'5. 



Plains of tlic Sa.skakliowaii ami inaiiics of (he Eocky Mountains. 



(Dnnnmond.) \\\' aro iiiiaiiniaiiili.;d with this species. 



(07<i.) H. Nuttallii, T..it. .^ day. 



Aphpapptis Nutlallii, Torr. & Gray. iVraconn's Cat., No. 934. 



(~)n drv (lav, or i;i-avill\- l)anks, not common. On travel ndares west 

 of Moose Mountain; at the eastern end of the Cypress Hills, ami the 

 El how of the South Saskatchewan, N. W. T. (Macoiin.) Diy bank at 

 the Crossini:; of the White Mud llivcr or Frenchman's Creek, 49th 

 jtarallel. (^Dairson.) On the Saskatchewan. (Bour(/eau.) 



(977.) H. acaulis, Giay, Var. glabratus, Watson. 



Aplopiqrjnts acmdis, Gray, var. jNIacoun's Cat., No. 935. 

 ApJopappus, 8p. I. Dawson Bound. Kep. 3(53. 

 Shnotua c:r)>})itosus, Nutt. Torr. c't Gray Vl II., 238. 



On diy flay, or y;ravcl clitts or ridges. Elbow of South Saskatchewan 

 and (jii the eastern end of the Cypress Hills, higlicst point of ridge. 

 (^Jlacoun.) Short Creek, Souris Kivcr, 49th parallel, growing in dense 

 tufts. (Dawson.) 



270. BICELOVIA, DC. 



(978.) B. graveolens, Gray. Yar. hololeuca, Gray. 



Linosyris (jranoli ns, var. /?. Torr. c^ Gray. 3Iacouu's Cat., No. 929. 

 L. Hoirardii, Parry. Da\\ son Bound. Rep , 365. 

 Chrysocoma nauseosa, Pursh Fl. II., 517, in part. 



On denuded and alkaline soil that is very arid. Banks of Cotton- 

 wood Creek, 18 miles south of Fort Walsh : also, on an arid tract south- 

 east of Island Lake, near Medicine Hat, N.AV.T. (Macoun.) Second 



