220 
FIFTEENTH REPORT. 
Equisetum sylvaticum L. Wood Horsetail. Frequent and often abun- 
dant in damp shaded ground. 
Equisetum fluviatile L. Swamp Horsetail. In wet marshy open ground 
on the east side. 
Equisetum hyemale L. Scouring Rush. Occasional in dry open or 
shaded ground. 
Equisetum scirpoides Miehx. Sedge like equisetum. Common in moist 
shaded ground. 
LYCOPODIACEAE — CLUB MOSS FAMILY. 
Lycopodium lucidulum Miclix. Shining Club Moss. In rich ground 
under evergreens. 
Lycopodium complanatum L. Trailing Christmas-green. Occasional in 
dry shaded ground. 
SELAGINELLACEAE — SELAGINELLA FAMILY. 
Selaginella apus (L.) Spring. Creeping Selaginella. Occasional on 
damp open ground. 
TA XA CE AE YE W FA M I LY. 
Taxus canadensis Marsh. American Yew. Common under evergreens 
especially on the west side under balsams and cedars. 
FINACEAE FIXE FAMILY. 
Pinus strobus L. White Fine. Common but not large. 
Pinus resinosa Ait. Red Tine. Common and many large trees. 
Larix laricina (DuRoi) Koch. Tamarack. Frequent in swampy 
ground, but trees small. 
Picea canadensis (Mill.) BSP. White Spruce. Abundant in spots 
especially in rich ground on the west side and at Ihe south end. 
Abies balsamea (LA Mill. Balsam. Abundant in spots associated with 
white cedar, especially on Ihe west side. 
Tsuga canadensis (L.) Carr. Hemlock. Frequent but trees usually 
small. 
Thuja occidentalis L. White Cedar. Abundant in spots and associated 
with balsam. 
Juniperus communis depressa Pursh. Low Juniper. Abundant under 
large trees especially on the east side. 
Juniperus horizontalis Moench. Shrubby Red Cedar. Along and near 
the beach on the east side. Apparently rare. 
TYPHACEAE CAT-TAIL FA MILY. 
Typha latifolia L. Common Cat-tail. Noticed in a few marshy places. 
SPAPvGANIACEAE — BUR-REED FAMILY. 
Sparganium eurycarpum Engelm. Broad-fruited Bur-reed. In low wet 
places. 
