HITCHCOCK — PLANTS OF AMES, IOWA. 49 I 



T. PRA.TEXSE, L. Spec. 



Meadows and pastures; common. 



T. kepens, L. Spec. 



Meadows and open woods; common. 

 T. agrarium, L. Spec. 



Several specimens collected along the railroad two nrles east of 

 Ames in 1SS6. 

 T. procumbens, L. Spec. 



Meadows and pastures ; infrequent. 



College campus; Union creek; Skunk river northeast of Ames. 



Melilotus officinalis, (L.j Willd. Enuro. — Trifolium Melilo- 



tus officinalis, L. Spec. 



Roadsides and waste places; infrequent. 



Streets of Ames, three miles north of College, and elsewhere. Pods plump and 

 smooth. 



M. alba, Lam. Diet. iv. p. 63. 



Roadsides and waste places; infrequent. 

 Abundant along road two miles west of College. 



Medicago sativa, L. Spec. 



Sparingly escaped along roadsides. 

 M. lupulina, L. Spec. 



Occasionally found in waste places. 

 PSORALEA AEGOPHYLLA, PuTSk, Fl. 



Prairie; abundant. 

 Amorpha canescens, Pursh. Fl. 

 Prairie; common. 



The name first appears in Fraser's Catalogue, which is a seedsman's catalogue 

 and contains no description of it. Pursh uses the same name and publihes a descrip- 

 tion, but does not quote Fras. Cat., although he does quote it for other species. 

 Nuttall in his Genera publishes a description, and quotes " T. N. Fras. Cat." He 

 prefixes the -fr, which indicates n. sj>. The remark is made that Pursh saw a rlow- 

 ering specimen only, in Nuttall's herbarium. 



A. frfticosa, L. Spec. 



Sloughs and river banks; frequent. 

 Dalea alopecuroides, Willd. Spec. iii. 



Infrequent along the railroad. 

 Petalostemon violaceus, (Willd.) Michx. Fl. — Dalea violacea, 

 Willd. Spec. iii. p. 1337. — D. purpurea, Vent. Hort. Cels. 1S00. 

 Prairies; abundant. 

 P. candidus, (W T illd.) Michx. Fl. — Dalea Candida, Wild. Spec. iii. 



Prairie; abundant. 

 P. villosus, Nutt. Gen. 



A few plants collected along the railroad two miles east of Ames 

 in 1SS6. 

 Robinia pseudacacia, L. Spec. 



Sparingly introduced along hedges, two miles south of the College; four miles 

 south of Northwest School. 



