24 THE CAYUGA FLORA. 



91. Robinia, Linn. 



197. * R. Psevdacacia, L. Locust-tree. 

 Ravines and hillsides ; frequent. June I-15. 



Caseadilla, and most of the larger ravines, and abundant along 

 the smaller ravines bordering on the lake. 



198. R. viscosa, Vent. Clammy Locust. 



Escaped ; at Aurora, a few shrubs near the R. R. track. June 



I5-30. 



92. Astragalus. Linn. 



199. A. Canadensis, L. Milk Vetch. (H. and C.) 

 Cayuga Lake shore ; infrequent. July. 

 Corner-of-the-lake, Bushy Point, Crobar Point, and occasional 011 



both shores as far as Cayuga Bridge. 



200. A. Cooperi, Gray. (H. and C.) 

 Cayuga L., on the rocky banks ; rare. Jul}-. 



South of Shurgur's Glen, (F. B.Hine)\ North of Ludlowville. 

 A considerable number on the cliff south of Levanua. 



93. Desmodium, DC. Tick Trefoil. 



201. D. nudiflorum, DC. (H. and C.) 

 Dry woods ; frequent. July 20, Aug. 



A white-flowered form on Thacher's Pinnacle, W. Danby. A 

 small form (approaching/?, pauciflorum, DC.,) with leaves scat- 

 tered along the slender ascending stem, is not uncommon, espe- 

 cially on the higher hills. 



202. D. acuminatum, DC. (H. and C.) 

 In richer woods than the preceding ; common. July 15- Aug. 



203. D. rotundifolium, DC. 

 Sunny copses ; frequent. Aug. 



Case. Woods, Fall Cr. and other ravines. White Church. Thach- 

 er's Pinnacle. "Junius," {Sartzvell H. and C.)\ 

 [D. canescens, DC. 



"Seneca L. Beck in Herb.'''' Paine's Cat. p. 73. Gorham. 

 Sariwell in H. and C. " Abund. in gully E. of Penu Yan." {Dr. 

 Wright.)'] 



204. D. cuspidatum, Torr. and Gray. (H. and C.) 

 Rich dry woods ; not common. Aug. 



Case. Woods. Coy Glen. White Church, and elsewhere. 



205. D. Dillenii, Darlingt. (C) 

 Along ravines and in dry woods ; frequent. Aug. 



Varies considerably, the more downy forms approaching D. znridi- 

 florum, Beck. Paine gives "Seneca L." as a station for D. inri- 

 diflorum, Beck, on authority of Sartwell, but I have not yet seen 

 the true form in this region. 



206. D. paniculatum, DC. (H. and C.) 



In woods and ravines ; frequent. Aug. 10-30 



207. D. Canadense, DC. (H. and C.) 

 Banks of creeks, and on the lake shore ; abundant. Aug, Sept. 



