STATE GEOLOGIST. 113 



Minneapolis, Robert^; St. Croix Falls, Miss Field; New Ulm, Junt; Stearns county, 

 CampJ)ell; Koseau river, Scott. 



G. Andrewsii, Griseb. Closed Gentian, 



Frequent through the south half of the state and in the Ked river valley ; extending 

 northeast to the upper Mississippi river, Geyer, Oarrison. 



Gr. Saponaria, L. Soapwort Gentian. 



Lapham. Cannon river. Geyer; Anoka county, Juni; Pembina, Havard. Infre- 

 quent. South and west. 



G. linearis, Frcel., var. lanceolata. Gray.* Gentian. 



Minnesota and along lake Superior, Gray's Synoptical Flora o/iV. ^.; frequent ou 

 prairies, Blue Earth county, Lelherg. 



G. puberula, Michx. Gentian. 



Common, or frequent, through the south half of the state and In the Red river valley 

 (common northward to Ada, Norman county, Upham, and infrequent to the vicinity of 

 Saint Vincent, Scott). 



G. affinis, Griseb.f Gentian. 



Lapham. Red river, Watson in King's Report; near Saint Vincent, -Scott, deter- 

 mined by Watson. West. 



MENYANTHES, Tourn. Buckbean. 



M, trifoliata, L. Buckbean, 

 Common throughout the state. 



lilMXANTHEMUM, Gmelin. Floating Heart. 



L. lacunosum, Griseb. Floating Heart. 



In a lake near Alexandria, Douglas county, Mrs. Terry. Rai'e. 



APOCYNACE^. Dogbane Family. 



APOCYNUM, Tourn. Dogbane. Indian Hemp, 



A. androssemifolium, L. Spreading Dogbane. 

 Common throughout the state. 



*Gentiana linearis, FrcBl. (G. Saponaria, L., var. linearis, Griseb.) Smooth 

 throughout : stem slender and strict, a foot or two high : leaves linear or narrowly 

 lanceolate, li4 to 3 inches long, 2 to 5 lines wide, and with somewhat narrowed base : 

 flowers 1 to 5 in the terminal involucrate cluster, and often solitary in one or two axils 

 below : calyx-lobes linear or lanceolate, shorter than the tube : corolla blue, an 

 inch or more long, narrow-funnelform ; the erect lobes roundish-ovate and obtuse, 2 

 lines long, a little longer than the triangular acute and entire or slightly l- to 2-toothed 

 appendages.— Var. lanceolata. Leaves lanceolate, or the upper and involucrate 

 ones almost ovate-lanceolate (1 or 2 inches long and even half inch wide) : appendages 

 of the sinuses of the corolla sometimes very short and broad, . . . Approaches narrow- 

 leaved forms of G. alba. Gray's Synoptical Flora of N. A. 



tGENTiANA AFFINIS, Griseb. Stems clustered, a span to a foot high, mostly 

 ascending : leaves from oblong to lanceolate or linear : flowers from numerous and 

 thyrsoid-racemose to few or rarely almost solitary : bracts lanceolate or linear : calyx- 

 lobes linear or subulate, unequal and variable, the longest rarely equalling the tube, 

 the shorter sometimes minute : corolla an inch or less long, rather narrowly funnel- 

 form ; its lobes ovate, acutish or mucronulate-pointed, spreading. Gray's Synoptical 

 Flora of N. A. 



8F 



