ITS 



May 24. Viola cucullata, V. lanceolata, Caltha palustria, 

 Eauunculus bulbosus, Thalictrum dioicum, Trkntalis Ameri- 

 cana, Arum triphjllum, Rumex acetosella, Fragraria Virginica^ 

 Convallaria bifolia, Potentilla Canadensis, Aquilegia Canaden- 

 sis, Thalictrum anemonoides, Amelancbier Canadensis ia the 

 Svyampscott -woods, Ljnn. 



Calender of Spring for 1856. 



April 7. Alnus serrulata (black alder) fully expanded ; 

 frogs piping and snow nearly gone, 



April 15. Draba verna in full flower ; some plants going 

 to seed. 



April 18. Hepatica triloba in full flower near the Marble- 

 head R, E. track. Sanguinaria Canadensis {blood root) in 

 full flower, Salix humilis {Sioamp Willow) blooming out and 

 Equisetum sylvaticum expanded. Saxifraga Virginiensis be- 

 ginning to hloom near Pulpit Rock and near the neighboring 

 sunny ledges ; the snow has now wholly gone. 



April 25, Columbine buds turning red. 



April 26. Erythronium Americanum {dog's tooth violet^ 

 in flower near Legg's Hill. 



May 2, White frost seen on the sleepers of the Eastern R. 

 R. track. Gnaphalium plantagineum, Viola sagittata. 



May 7. Potentilla Canadensis, Thalictrum anemonoides 

 Arbutus uva ursi, Acer rubrum, near Ship Rock. 



May 15. Aquilegia Canadensis, Anemone nemerosa, 

 Oldenlandia crerulea {HoiistoJiia), Ranunculus bulbosus, 

 Rhodora Canadensis, Vaccinium tenellum, Fragraria Virginica, 

 Amelanchier Canadensis ; peach trees in flower. 



May 21. Viola cucullata, V. blanda. Arum triphyllum, 

 Smilacina bifolia, Uvularia sessilifolia, Caltha palustris, in 

 Swampscott woods. 



May 22. Cypripedium acaule budding, Panax trifoliata, 

 Trientalis Americana, Trillium cernuum, Coptis trifoliata, 

 Thalictrum dioicum, Chimaphila umbellata, in. vicinity of 

 Newhall's Crossing and of Ship Rock. 



In reading these notes of Mr. Buttrick, the Chair requested 

 the attention of Mr. B. to similar records for the next year, 

 and elicited a promise that a calender of 1857, embracing the 

 entire floral seasons should be furnished the Ess^x Institute. 



