STATE GEOLOGIST. 91 



TARAXACUM, Haller. Dandelion. 



T. oflBcinale, Weber. (T. Dens-leonis, Desf.) Common Dandelion. 



Common, often abundant, throughout most of the state ; but less frequent near its 

 west side. It seems to be quite absent from some districts westward, as Cottonwood 

 county. Holzingei-; and occurs rarely in the Red river valley near Saint Vincent, Daw- 

 son, Havarcl. 



liACTUCA, Tourn. (Includinj?" Mdlgedium, Cass,) Lettuce. 



Li. Canadensis, L. Wild Lettuce. 

 Frequent throughout the state. 



L<. hirsiita, Muhl. (L. Canadensis, L., var. sanguinea, Torr. & Gray.) Wild 

 Lettuce. 

 Minneapolis, Roberts, Upham; frequent in Martin county and in Emmet county, 

 Iowa, Cratty. South. 



li. pulchella, DC. (Mulgedium pulchellum, Nutt.) False or Blue Lettuce. 

 Red river valley at Pembina, JTai'rtrcl, and near Moorhead, Leiberg; lake Carlos, 

 Douglas county, Mrs. Terry; Minneapolis, A. W. Jones; Lake Benton and Polk county, 

 UlJham. North and west. 



L. Floridana, Gsertn. (M. Floridanum, DC.) False or Blue Lettuce. 

 Lapham. Vfinoua, county, Holzinyer; Minneapolis, J. . TF. Jones . South. 



L/. leiicophsea, Gray. (M. leucophseum, DC.) False or Blue Lettuce. 



North of lake Superior, Roberts; lake of the AVoods, Daivson; Pembina, Havard; 

 Blue Earth county, Leiberg. 



SONCHUS, Tourn. Sow-Thistle. 



S. oleraceus, L. Common Sow- Thistle. 



Saint Paul, Klenei/; Minneapolis, AJfcsButJer; Nicollet county, Alton; NewUlm, 

 Juni. Infrequent. 



S. asper, Vill. Spiny-leaved Smv-Thistle. 



More frequent than the preceding : observed at Grand Marais and Beaver Bay, on 

 the north shore of lake Superior ; at Minneapolis ; and in Goodhue, Winona, Rice and 

 Blue Earth counties. 



S. arvensis, L. Field Sow-Thistle. 

 Anoka county, Juni. Infrequent. 



LOBELIACEiE. Lobelia Family. 



LOBELIA, L. Lobelia. 



L. cartlinalis, L. Cardinal Flower. 



Along the Mississippi river at Wabasha, Gibson, lake Pepin, Miss Manning, and 

 Saint Paul, Mrs. Terry, and the St. Croix river at Marine Mills, Washington county, 

 Miss Cathcart, and at St. Croix Falls, M iss Field. 



L. syphilitica, L. Great Lobelia. 



Common, or frequent, through the south half of the state ; extending north to the 

 upper Mississippi river. Garrison, and the Red river valley, Gedge. 



L. Inflata, L. Indian Tobacco. 



Lake St, Croix, Parry; St. Croix Falls, Miss Field; Blue Earth county, Leiberg. 

 Infrequent. 



