1918] Reports on the Flora of the Boston District,— XXVIII 171 
ONOBRYCHIS. 
O. vIcIAEFOLIA Scop. Open field, Wellesley (K. M. Wiegand, 
June —, 1910). Specimen in herb. Wellesley College. The sain- 
foin or holy clover, cultivated for fodder in the southern States. 
Introduced from Europe and Asia. 
PAROSELA. 
P. Darra (L.) Britt. (Dalea alopecuroides Willd. of Gray’s Manual, 
7th ed.) S. Boston flats (C. E. Perkins, Sept. 29, 1881). A waif from 
the West. 
PISUM. 
P. sativum L. Waste places, occasional; seldom if ever re-seeding 
itself. 
ROBINIA. 
R. nisprpa L. Persistent and spreading from old gardens. 
R. Pseupo-Acacita L. Naturalized and spreading in many places. 
R. viscosa Vent. Persistent and spreading, especially around old 
places. 
SCORPIURUS. 
S. susviLLosa L. Westford near Graniteville woollen mills (C. W. 
Swan, Sept. 15, 1884.) Specimen in herb. N. E. Botanical Club. 
Adventive from Europe. 
STROPHOSTYLES. 
S. helvola (L.) Britton. Sandy shores all along the coast from 
-~ Amesbury to Plymouth, but not very abundant. 
C. H. Knowtton | Committee on 
WALTER DEANE Local Flora. 
