PI.ANTS OP Marquette County 29 



Potentilla tridentata Ait. {Sibbaldiopsis tridcntata Soland, Rydb.). 

 Three-toothed Cinquefoil. — Dry open ground and on rocky hills near Hu- 

 ron Mountain Club. Plentiful throughout. 



Potentilla Anserina L. (Arncntina Anscrina L., Rydb.). Silver-weed. 

 — Usually in dry open ground not far from Lake Superior shore. It is a 

 common plant in the Great Lakes region. 



Potentilla canadensis L. Common Cinquefoil. — Dry sandy open ground 

 near Huron Mountain Club. Frequent throughout. 



Genm canadense Jacq. White Avens. — Woods near Marquette. Prob- 

 ably frequent throughout. 



Geum macrophyllmn Willd. Large-leaved .Vvens. — Rich shaded ground 

 at Sugar Loaf Mountain, a large rocky hill near Marquette. Probably plen- 

 tiful throughout. 



Geum strictum Ait. Yellow Avens. — Moist open ground near Huron 

 Mountain Club. Common throughout. 



Geum rivale L. Purple Avens. — Wet, usually partially shaded places 

 near Marquette. Frequent throughout. 



Rubus idacus aculeatissiiuiis (C. A. Mey.). Regel & Tihng. (R. strigo- 

 sus Michx.). Wild Red Raspberry. — Damp or dry, open or partially shaded 

 ground. Common and often abundant throughout. 



Rubus pariiflorns Nutt. White-flowering Raspberry. — Mostly open 

 places in woods or rocky ground near Huron Mountain Club. Common 

 and often abundant throughout. 



Rubus triftorus Richards. Dwarf Red Raspberry. — Wet or damp shaded 

 places near Huron Mountain Club. Common throughout. 



Rnbiis allcgkcniensis Porter. High-bush Blackberry. — Dry open ground 

 or in thickets. Plentiful throughout. Scientific name taken from last edi- 

 tion of Gray, page 489. 



Rubus -('illosus Ait. Dewberry. — Sandy open or partially shaded ground 

 near Huron Mountain Club. Plentiful throughout. See Gray's New Man- 

 ual of Botany, 7 ed., 492. 



Agrinionia striata Michx. Britton's Agrimony. — Damp rich shaded 

 ground along small streams near Marquette. Probably frequent through- 

 out. 



Rosa acicnlaris Lindl. Prickly Rose. — Dry partially shaded ground near 

 Marquette. Plentiful throughout. 



Rosa blanda Ait. Meadow Rose. — Dry open or partially shaded ground 

 and often on and near sandy shores. Common throughout. 



Rosa Carolina L. Swamp Rose. — Borders of swamps and streams near 

 Huron Mountain Club. Frequent throughout. 



Pritnus virgiuiaua L. (Padiis nana Du Roi, Roemer). Choke Cherry. — 

 In damp or dry, open or partially shaded ground near Huron ^lountain 

 Club. Common throughout. 



Priinits penvsylvanica L. f. Wild Red Cherry, Bird Cherry. — Rocky 

 hills near Huron Moimtain Club. LTsually grows as a tree from fifteen to 

 twenty-five feet high, but on the summit of Huron Mountain and other 



