CATALOGUE OF PLANTS. 147 



1133. A. Lappa Mi>' us (iray. 

 Common. July-Oct. 



ARTEMISIA L. Wormwood. 



1134. A. Absinthium L. Common Wormwood. 

 Sparingly escaped from gardens. Aug. 



1135. A. biennis Willd. 



A roadside weed; spreading freely. Sept. 

 Introduced from the West. 



1136. A. caudata Michx. 



In sandy tields; common. Sept, -Oct. - . 



ASTER L. Starwort. Aster. 



1137. A. azureus Lindl. 



In light sandy soil; fre(juent. Aug. -Sept. 



1138. A. cordifolius L. 



Common in woods and thickets. Sept.-Oct. 



1139. A. cordifolius polycephalus Porter. 



In low ground; frequent. Aug.-Oct. 



1140. A. diffusus Ait. 



A. lateriflorus (L.) Brittoii. 

 In dry or moist soil; common and variable. Sept.-Oct. 



1141. A. divaricatus L. (A. corymbosus ^iV.) 

 In thickets. Mid-.Tuly-Aug. 



South (4rand Rapids (F.). 



1142. A. dumosus L. 



In sand; local. '£ Sept.-Oct. 



Crooked Lake; Bostwick Lake; Pine Island Lake. 



1143. A. ericoides L. 



Dry sterile soil; infrequent. Sept.-Oct. 



North College Ave. and Sweet St., City (S.O.L.); Silver Lake; 



Bostwick Lake: Little Bostwick Lake. 



