393 



PHYSICAL GEOGRAPHY. 



Ampelopsis quinquefolia. 



^ Virginia Creeper. * 

 \ "American Ivy." 



BUCKTHORN FAMILY. 



Rhamnus catharticus. Buckthorn. 



(Apparently indigenous at Richmond.) 



R. alnifolius 



Ceanothus Americanus. New Jersey 

 Tea *A 



STAFF-TREE FAMILY. 



Celastrus scandens. Climbing Bitter- 

 sweet *A 



SOAPBERRY FAMILY. 



Staphylea trifolia. 



Acer Pennsylvanicum. Striped maple. *C 

 A. spicatum. Mountain maple. . ,*C 

 A. saccharinum. Sugar or Rock maple. *C 

 A. dasycarpum. White or River maple. *A 

 A. rubrum. Red maple. ... * 



MILKWORT FAMILY. 



Polygala sanguinea. Milkwort. . . * 



P. verticillata A 



P. Senega. 



P. polygama A 



P. paucifolia. Fringed Polygala. . * 



PULSE FAMILY. 



Lupinus perennis. Wild Lupine. . *A 



Trifolium arvense. Rabbit- foot clover *K 

 T. pratense. Red clover. ... * 



T. repens. White clover. . . * 



(Indigenous farther north.) 



T. agrarium. Yellow clover. 



T. procumbens. 

 Claremont. 



Melilotus officinalis. 

 Claremont. 



M. alba. Sweet clover. 



Medicago lupulina. ( 



M. maculata. < Me dick. 



M. denticulata. (_ 



Shore of Sugar river, Claremont, below 



Balcom's woollen mill. Introduced in 



foreign wool. 



Medicago inter text a. 



Near stone paper-mill, Claremont. 



Robinia Pseudacacia. Locust-tree. 



(Introduced from southern U. S.) 



Desmodium nudiflorum. . . . *A 

 D. acuminatum. Tick-Trefoil. . . *A 

 D. rotundifolium. 

 D. Dillenii. 



D. Canadense * 



D. paniculatum. 

 D. Marilandicum. 



Lespedeza violacea. . 

 L. hirta. Bush-clover. 

 L. capitata. 



Vicia sativa. 

 V. hirsuta. 

 V. Cracca. 



A 



*A 



*A 



Vetch. 

 Tare. 



Lathyrus maritimus. Beach Pea. . S 



L. palustris. Marsh Vetchling. 



Apios tuberosa. Ground-nut. . . A 



Phaseolus perennis. Wild Bean. 

 Claremont. 



Amphicarpaea monoica. Hog pea-nut. *A 

 Baptisia tinctoria. Wild Indigo. . A 

 Cassia Marilandica. Wild Senna. . A 



Gleditschia tricanthos. Honey-Locust. 

 (Introduced from southern U. S.) 



ROSE FAMILY. 



Prunus Americana. Wild yellow plum. 



P. pumila. Dwarf cherry. 

 Campton. 



P. Pennsylvanica. Wild red cherry. . * 

 P. Virginiana. Choke-cherry. . . * 

 P. serotina. Wild black cherry. . * 



Spiraea opulifolia. Nine-bark. 



S. salicifolia. ^ Meadow-Sweet, * ; f M 

 S. tomentosa. \ or Hardhack. *A 



Agrimonia Eupatoria. Agrimony. . * 



Geum album. 

 G. Virginianum. 



