20 TWELFTH ANNUAL REPORT. 



ISOPYRUM, L. IsoPTRUM. 



I. biterRatiim, Torr. & Gray. False Rue- Anemone. 



Frequent, or common, throughout the south half of the state ; extending north at 

 least to Fergus Falls. Leonard 



CALTHA, L. Mahsh Marigold. 



O . paliistris, L . Marsh Marigold. "Cowslip." 



Abundant, or common, throughout most 9f the state ; less frequent westward. 



COPTIS, Salisb. Goldthread. 



C trifolia, Salisb. Three-leaved Goldthread. 



Common northward ; extending south to Minneapolis, Roberts, and Lake City 

 (rare) , Miss M ann ing . 



AQUILEGIA, Tourn. Columbine. 



A. Canadensis, L. Wild Columbine. "Honeysuckle." 



Common, or frequent, throughout the state. 



Found, according to iliiss Bahhitt, with white flowers during several years in the 

 south edge of the village of Little Falls, Morrison county, not associated at that local- 

 ity with the usual type ; also some with flowers clear white, others cream-colored, and 

 yet others of the ordinary kind, all growing together west of the Mississippi river, op- 

 posite to Little Falls, and likewise near Fort Ripley, in the same county. 



A. brevistyla, Hook.* Short-styled Columbine. 

 In the Red river valley at Pembina, Chickering . West. 



DELPHINIUM, Tourn. L^RKsruR. 



D. exaltatimi, Ait. Tall Larkspur. 



Frequent through the south half of the state ; extending north to the upper Missis- 

 sippi river, Oarrison, and Fergus Falls, Leonard. 



D. tricorne, Michx. Dwarf Larkspur. 



St. Paul, Miss Cathcart; Pipestone county, Mrs. Bennett. Infrequent. South. 



D. azureum, Michx. Azure Larkspur. 



Common southward ; extending north to the upper Mississippi river, Garrison, and 

 Manitoba, Macoun. 



D. ConsoUda, L. Field Larkspur. 



Rarely adventlve. Minneapolis,^. W. Jones. 



HYDRASTIS, L. Orange-uoot. 



H. Canadensis, L. Orange-root. Yellow Puccoon. 

 Stearns county, GarrisoH. Rare. Southeast. 



*Aquilegia brevistyla. Hook. Stems low, c to 8 inches high, spreading ; leaves 

 bi-tiruate; leaflets 3-lobed, crenate, 6 to 9 lines [twelfths of an inch] long, crenatures 

 ovate, rotund ; flowers small, blue, about 6 lines long, including the spur ; sepals oblong, 

 ovate ; petals a little exceeding the stamens ; spurs hooked at the tip ; styles shorter, 

 included. Porter and Coulter's Flora of Colorado. 



