11 



April 15th to May 1st 



ElfBaf/nacem. 



Shcphcrdia argcntca, Buffalo Berry. Gardens. 



Bcllis pcrcnim, English Daisy. Gardens and lawns. 



May 1st to 10th 



Labiatce. 



Nepeta liederacea, (L.) Trevisan. Ground Ivy. 



Near dwellings and waste places. Nat. f. Eu. 



Vfolacew. 



*Viola primulifolia, L. Primrose-leaved Violet 



Damp or dry soil ; b. 1 mo. 

 *fimbriatula, Sm. Arrow-leaved Violet. 



Dry soil ; b. 1 mo. 

 *lanceolata, L. Lance-leaved " 



Damp or wet soil ; b. 1 mo. 

 *cueullata, Ait. Common blue " 



Common, low grounds; b. 1 mo. 

 pedata, var. lineariloba, D. C. Bird-foot " 



Sandy soil. 



conspersa Reichenb. Dog 



Low Grounds; b. 1 mo. 

 tricolor, L. Pansy. 



Gardens and escaped, 

 papilionacea, Pursh. Violet. 



]\Ioist meadows. 



sororia, Willd. 



IMoist meadows, 

 pubescens, Ait. Downy yellow Violet. 



Fall River and Tiverton. 



Note. — The trees usually commence to put forth their leaves about as follows : 

 May 1st, some cultivated -willows, the horse chestnut, and larch; May 6th, sugar maple, 

 sycamore maple and Norway maple; May 12th, rod ma])le, black oaks, poplars, birches, 

 beech, willows, elm, iron-wood, (Carpinus), and wild black cherry (P. serotina) ; 

 May ]8th, buttonwood, ash, tupelo, hickory, white oaks and bald cypress (Taxodiiim) ; 

 May 25th, Cataljia, Kentucky coffee-tree, honey-locust and sassafras. 



*Cleistogamous flowers are produced still later. 



