The American Midland Naturalist 



PUBLISHED BI-MONTHLY BY THE UNIVERSITY 

 OF NOTRE DAME, NOTRE DAME, INDIANA 



VOL. V. MAY, 1017. NO. 3. 



ENUMERANTUR PLANTAE DAKOTAE -SEPTEN- 

 TRIONALIS VASCULARES.— ill. 



ENUMERAVIT J. LUNELL. 



JU/ 



The Vascular Plants of North Dakota.— XII. 



With Notes by J. Lunell. 



1084. Aster paniculatus Lam. Encycl- I: 306. (1783). 

 Devils Lake, Dunsieth, Pleasant Lake. 



1085. Aster paniculatus var. polychrous Lunell, var. nov. 

 Leaves narrowly lanceolate, rays purplish of many different 



shades. 



This form grows on low prairie, while the species prefers 

 protected situations. Leeds. 



1086. Aster lautus Lunell in Am. Mid. Nat. Vol. II: 146. 

 (1911). 



Leeds. 



1087. Aster lautus var. prionoides Lunell, var. nov. 



Stem leaves serrulate (the species has entire leaves, and in 

 many hundreds of plants examined I have noticed only a few with 

 serrulate margins.) Leaflets of the inflorescence often less numerous 

 and less reduced in size. Leeds. 



1088. Aster laetevirens Greene, Pittonia IV: 219. (1900). 

 Leeds. 



1089. Aster clivorum Lunell, sp. nov. 



Caulis gracilis, 4-5 dm. altus, simplex. Folia ampla, amplissi- 

 morum 12x3.5 cm. mensura, apicem versus sensim diminuta, 

 tenuia, acuminata, sessilia, denticulata. Inflorescentiam capitu- 

 lorum paucorum non vidi, sumo autem negari non posse. Specimen 

 typi capitulum habet solitarium quod propemodum sessile est, disco 

 1 cm. alto latoque. Involueri serierum trium laxi squamae margini- 

 bus albis apicibusque viridibus praeditae. Flores radiati caerulei. 



