1920] Svenson,—A Northeastern Variety of Panicum 155 
loosely ascending, glabrous or hispid: panicles solitary or many, short- 
exserted, broadly ovoid, 3-25 cm. long; branches at first ascending, 
later divergent, rarely reflexed: pulvini glabrous; spikelets long-pedi- 
celled, ovoid, 1.8-2.2 mm. long, 0.8-1.1 mm. broad, blunt or somewhat 
pointed: first glume deltoid-orbicular, one-fifth to one-fourth the 
Figs. 2-4. P. dichot. v. puritanorum. Spikelets X 15. 
Fig. 5. P. dichot. typical. Spikelet X 15. 
length of the spikelet;second glume and sterile lemma equal, 5-7-nerv- 
ed, slightly exceeding the fruit, submembranaceous, usually withering 
and exposing the fruit at maturity.—Plymouth and Barnstable 
counties, Massachusetts. The following specimens are characteristic: 
MassACHUSETTS: Plymouth, Oakes (in Gray Herb.) ; damp sandy beach, 
Boot Pond, Plymouth, Sept. 6, 1913, Fernald et al.; damp sandy beach, 
Great South Pond, Plymouth, Sept. 6, 1913, Fernald; gravelly and 
sandy beach, Little Sandy Pond, Plymouth, Aug. 7, 1918, Fernald & 
Clark; sandy shore, Bang's Pond, Harwich, Sept. 16, 1916, Clark & 
Hunnewell; dry sandy and gravelly beach, Half-way Pond, Barnstable, 
Sept. 13, 1919, Fernald (TYPE in Gray Herb.); sandy beach, Crooked 
Pond, Falmouth, Aug. 23, 1919, Fernald & Long; sandy beach, Long 
Pond, Falmouth, Oct. 4, 1919, Fernald. 
Occasional specimens, with small pointed spikelets, which are clear- 
ly transitional forms, are found in eastern Massachusetts and at one 
or two stations in the Connecticut Valley. 
HARVARD UNIVERSITY. 
 GAULTHERIA PROCUMBENS, L., forma suborbiculata, n. f. foliis 
suborbiculatis vel late ovatis vel late obovatis basi apiceque rotundatis 
plerumque 2.5-4 cm. latis. 
Leaves suborbicular, broad-ovate or broad-obovate, rounded to 
base and apex, mostly 2.5-4 cm. broad.—MassACHUsETTS: damp 
thicket and border of woods, Harwichport, Harwich, May 11, 1919, 
