16 Rhodora [JANUARY 
L. PROLIFERA (Kirchn.) Rehder. See Ruopora xii. 166-167. 
Woodlot, Westford (Miss E. F. Fletcher, 1912 and 1913). Specimen 
in herb. Gray. 
L. sempervirens L. Dry woods and thickets, frequent; possibly 
native in some places. Occasional with yellow flowers (var. flava 
Regel). 
L. Suttivantit Gray. Wild in woods, Reading (Mrs. Franz 
Schneider, June 9, 1919). Specimen in herb. Gray. 
L. TARTARICA L. Escaped from cultivation, rare; Medford, 
Cambridge, Newton, Sherborn, Wellesley. 
L. XvrosrEuw L. Escaped to woods and open places; Concord, 
Wellesley, Natick, Blue Hill Reservation, Holbrook. 
SAMBUCUS. 
S. canadensis L. Swamps and wet places, common throughout. 
S. racemosa L. Woods and rocky places in moist soil, frequent 
from Blue Hills and Sherborn northward; reported from Hingham 
by T. T. Bouvé. 
SYMPHORICARPOS. 
S. ALBUS (L.) Blake, var. LAEVIGATUS (Fernald) Blake. (S. 
racemosus Michx., var. laevigatus Fernald. See RHODORA xvi. 119, 
1914.) Persistent around old places, and frequently spreading. 
S. ORBICULATUS Moench. Escaped from cultivation near farm- 
house, Chelmsford (C. W. Swan, July 20, 1890; Sept. 8, 1889); many 
plants on rocky knoll near site of old greenhouse, Arlington (C. A. 
Weatherby, Aug. 4, 1908). 
TRIOSTEUM. 
T. aurantiacum Bicknell. Dry rocky woods and open places; 
frequent, except in southern and northwestern towns. . 
T. perfoliatum L. Low woods and rocky pastures, rare; W eston, 
Weymouth. 
VIBURNUM. 
V. acerifolium L. Dry woods, common. 
V. alnifolium Marsh. Woods and swamps, frequent in Essex 
county, also at Concord, Littleton, W. Roxbury, Brookline, Dedham, 
Holbrook. 
V. cassinoides L. Swamps and moist woods, frequent throughout. 
V. dentatum L. Wet places and wet thickets, common throughout. 
