116 ANNUAL REPORT. 
: Crass II. Gymnosperme. (Seeds naked.) 
CONIFER. THE CONE-BEARING FAMILY. 
PINUvS, burthiories: Pine. 
Banksiana, Lamb. Northern Scrub Pine. 
resinosa, Ait. Red Pine. 
Strobus, Linn. White Pine. 
ABIES, Tournefort.. Spruce. 
balsamea, Marshall. Balsam Fir. 
Canadensis, Michx. Hemlock Spruce. 
nigra, Poir. Black Spruce. 
Larix, Tournefort. Larch. 
Americana, Michx. Tamarack. 
JUNIPERUS, Linneeus. Juniper. 
communis, Linn. 
Virginiana, Linn. Red Cedar. 
Taxus, Tournefort. Yew. 
baccata, Linn. Ground Hemlock, 
SERIES II. SPORIFERZ. 
(Plants bearing spores, with no true embryos, and no cotyledons.) 
Cuiass I. Angiospore. (Spores inclosed.) 
EQUISETACEAR. Tue Horse-Tar Famiry. 
EQuiIseTuM, Linneus. Scouring Rush. 
arvense, Linn. 
sylvaticum, Linn, 
limosum, Linn. 
hyemale, Linn. 
scirpoides, Michx. 
FILICES. Tue FERNS. 
POLYPODIUM, Linneus. 
vulgare, Linn. 
phegopteris, Linn. 
dryopteris. Linn. 
STRUTHIOPTERIS, Wildenow. Ostrich Fern. 
Germanica, Willd. 
ALLosorRus, Bernhardi. Rock Brake. 
gracilis, Pres}. 
atropurpureus, Gray. 
Preris, Linnzeus. Brake. 
aquilina, Linn. 
ADIANTUM, Linnzus. Maiden-hair. 
pedatum, Linn. 
CHEILANTHES, Swartz. Lip-Fern. 
lanuginosa, Nutt. (C. vestata, Hook.) 
ComrtTosorus, Link. Walking-leaf. 
rhizophyllus, Link. 
ASPLENIUM, Linnzeus. Spleen-wort. 
thelypteroides, Michx. 
Felix-foemina, R. Br. 
Woopsta, R. Brown. 
Iivensis, R. Br. 
CYSTOPTERIS, Berohardi. Bladder-Fern. 
bulbifera, Bernh. 
