296 PROCEEDINGS: BOSTON SOCIETY NATURAL HISTORY. 



Locally common on the summit of The Dome and about Plantin 

 Pond, Mt. Washington. The most northern known station for this 

 species of the Alleghany Mts. 



I. verticillata (L.) Gray. Black Aldee. — Common on the 

 plateau on open ill-drained hillsides and along roadsides; _ frequent in 

 the valley on the borders of ponds and swamps. 



var. tenuifolia (Torr.) Wats.— (/. bronxensis 111. Fl. ed. 2.) 



Shaded swamps; frequent. 



var. padifolia (Willd.) T. &. G.— Sheffield (Churchill). 



NEMOPANTHUS. Mountain Hollt. 

 illicioides 111. Fl. ed. 2.) 



N. mucronata (L.) Trel. Mountain Holly.— Borders of ponds, 

 boggy woods and rocky hill-tops; common. 



CELASTRACEAE. STAFF TREE FAMILY. 

 CELASTRUS. Staff Tree. 



C. scandens L. Climbing Bittee-sweet; Waxwoek. — Open 

 rocky woods, roadside thickets and borders of streams; common in 

 the valley. 



EVONYMUS. 



{Euonymus 111. Fl. ed. 2.) 



E. ATEOPUEPUEEUS Jacq. BuENiNG BusH. — Escaping from culti- 

 vation, Stockbridge. 



STAPHYLEACEAE. BLADDER NUT FAMILY. 

 STAPHYLEA. Bladder Nut. 



S. trifolia L. Bladdee Nut. — Rich soil at the base of limestone 

 ledges, and moist thickets along the Housatonic River; occasional. 

 Pittsfield; Stockbridge; Great Barrington; Sheffield. 



ACERACEAE. MAPLE FAMILY. 

 ACER. Maple. 



A. Negundo L. Box Eldee. — Apparently indigenous along the 

 Housatonic River; also frequently escaping from cultivation. 



