46 



ROCHESTER ACADEMY OF SCIENCE. 



[Oct. 8, 



33. CAR DA MINE Tourn. [L.] 



60. C. rhomboidea DC. [C. bulbosa (Schreb.) B. S. P.J Spring Cress. 



Woods, wet meadows and springy places ; common. 



61. C. rhomboidea DC. var. purpurea Torr. [C. Douglassi (Torr.) Britton.] 



Purple flowered Spring Cress. 



Low grounds along rivulets, wet places ; common. 



62. C. pratensis L. Cuckoo-flower. 



Wet meadows and bogs ; scarce. Near Rochester, Dr. C. M. Booth. 

 West Henrietta, J. B. Fuller. Penfield and Bergen, M. S. Baxter. 

 Wayne county, E. L. Hankenson. 



63. C. hirsuta L. Small Bitter Cress. 



Wet places ; common. 



34. ARABIS L. 



64. A. hirsuta Scop. [A. hirsuta (L.) Scop.] Rock Cress. 



Rare. Rocky bank of Genesee river below lower falls. 



65. A. laevigata Poir. {A. Icevigata (Muhl.) Poir.] Rock Cress. 



Rocky places ; frequent. 



66. A. Canadensis L. Sickle-pod. 



River banks and ravines ; not common. 



67. A. perfoliata Lam. [A. glabra L.] Tower Mustard. 



Rare. Brockport, M. S. Baxter. Dr. Searing. Wayne county. 



35. AL J 'SSUM Tourn. [L.] 



68. A. CALycinum L. {Alyssum alyssoidcs (L.) Gouan.] 



Rare. Roadside, Culver park, Rochester, with Crepis tec to nun, J. B. 

 Fuller. Scottsville, Miss Florence Beckwith. Wayne county. 



36. CAMEL IN A Crantz. 



69. C. sativa Crantz. [C. saliva (L.) Crantz.] False Flax. 



Occasional in fields and waste places. Abundant in wheat fields near 

 Bergen, Genesee county, JQth N. Y. Rep. Wayne county. 



37. NASTURTIUM R. Br. [Rorii>a Scop.] 



70. N. officinale R. Br. Roripa Nasturtium (L.) Rusby.] True Water 



Cress. Cold streams, ditches, springy places ; abundant. 



71. N. sylvestre R. Br. {Roripa sylvestris (L.) Bess.] Yellow Cress. 



Flats along Genesee river : below the upper landing; abundant near 

 the mouth of Red creek ; in the town of Henrietta and near Scottsville, 

 Miss Florence Beckwith. 



72. N. palustre DC. {Roripa palustris (L.) Bess.] Marsh Cress. 



Muddy shores, ditches, wet places ; common. 



73. N. palustre DC. var. hispidum Gray. {Roripa hispida (Desv.) Britton.] 



Rare. Long Pond, Dr. Anna H. Searing. Wayne county. 



74. N. lacustre Gray. {Roripa Americana (A. Gray) Britton.] Lake Cress. 



Common in bays and inlets along the shore of lake Ontario. Black 

 creek, near Bergen, joth N. Y. Rep. 



