126 Rhodora x [Jury 
Wenham; Blue Hills, Hingham and Cohasset southward (see Ruo- 
DORA xvi. 163-5, 1914). 
I. laevigata (Pursh) Gray. Wet soil, frequent near the coast, 
especially in Plymouth county, but not reported from western towns. 
I. laevigata (Pursh) Gray, forma Herveyi Robinson. Long Pond, 
Tewksbury (A. S. Pease, Sept. 23, 1901). Specimen in herb. N. E. 
Botanical Club. : 
I. opaca Ait. Dogtown Commons, Rockport (Frank Lufkin, no 
date). Specimen in herb. Peabody Acad. of Sciences. This extreme 
northeastern station for the species is now extinct, according to J. H. 
Sears, Ruopora x. 43, 1908. Rather common in woods from Quincy, 
Holbrook, Hingham and Cohasset southward. See RHODORA xvi, 
163-5, 1914. 
I. verticillata (L.) Gray. Low ground, common throughout. 
I. verticillata (L.) Gray, forma chrysocarpa Robinson. George- 
town (Mrs. C. N. S. Horner, no date); brackish river shore, New- 
buryport (Donald White, Sept. 13, 1913); W. Boxford (M. H. Cole, 
September, 1881); reported from Westford (Miss E. F. Fletcher, no 
date). 
I. verticillata (L.) Gray, var. padifolia (Willd.) T. & G. Occa- 
sional. 
I. verticillata (L.) Gray, var. tenuifolia (Torr.) Wats. Amesbury, 
Ipswich, Cohasset, Marshfield. 
NEMOPANTHUS. 
N. mucronata (L.) Trel. Swamps and wet woods, well distrib- 
uted throughout. 
CELASTRACEAE. 
CELASTRUS. 
C. scandens L. Woods and thickets, rather common throughout. 
EVONYMUS. 
E. ATROPURPUREUS Jacq. Persistent or sporadic at Salem and 
Milton. 
