170 
Bulletin Wisconsin 'Natural History Society. [Vol. 5, No. 4. 
Onoclea Struthiopteris (L.) Hoffm. Mateuccia Stnithiopteris (L.) 
Todaro. Ostrich Fern. Wauwatosa. 
O. sensibilis L. Sensithe Fern. 
Throughout county. Locally abundant. 
' EQUISETACE^. 
Equisetum arvense L. Field Horse Tail. 
Everywhere. Common. 
E. sylvaticum L. Throughout county. Occasional. 
E. fluviatile L. Menomonee Valley. Occasional. 
E. hyemale L. Scouring-rush. 
Throughout county. Locally abundant. 
E. variegatum Schleich. 
Lake shore and Milwaukee River. Common. 
LYCOPODIACE^. 
Lycopodium lucidulum Michx. Club-moss. 
Near New Coeln. 
L. clavatum L. Running Pine. 
Near New Coeln. 
PINACE^. 
Pinus strobus L. \'\Tiite Pine. 
Found sparingly along lake shore from Whitefish Bay to 
northern limit of county. 
Larix laricina (L)u Roi.) Koch. Larch. Tamarack. 
Confined to a few small unreclaimed swamps throughout 
county. Formerly abundant. 
Thuja occidentalis L. Arbor Vitse. 
Not uncommon along lake shore, also in a few scattered 
localities. 
Juniperus communis L. Common Juniper. 
Found sparingly along lake shore bluffs. 
J. communis var. depressa Pursh. J. nana Wilkl. Low Jupiter. 
More or less common throughout county, especially so near 
lake. 
J. vinginiana L. Red Cedar. 
Occasional. 
J. horizontalis ^foench. ./. Sahina L. Shrubby Red Cedar. 
Reported by T. Bruhin. Not found now in county. 
