180 GEOLOGICAL SDKVEY OF CANADA. 



(2T04.) P. scoparium, Lam. Encycl. IV. 



P. pauciflorum, Ell. ^?) ; Gray, Man. Ed. V., 648. 

 Sparingly collected on Point Pelee, Lake Erie. (Burgess.) Spence'a 

 Bridge, B.C. (Fletcher.) Abundant at Long Lake, near Departure 

 Bay, shores of Shawnigan and Home Lakes, and common at Alberni, 

 on the west coast of Vancouver Island. (Macoun.) 



(2T0.X) P. virgatum, Linn.; Michx., Fl. L, 352: Puish. Fl. L, 67; 

 Hook, Fl. II.. 235. 

 Sandy shores of rivers and lakes. Sands of Presqu'ile Point, Lake 

 Ontario ; shores of Eed and Chicken Bays, Lake Hui'on. (Macoun.) 

 Port Colborne, Lake Erie. (McGlU Coll. Herb.) Point aux Pins, 

 Lake Erie. (Burgess.) Eed Deer River, north of Porcupine Mountain, 

 Man. ; sand hills, at the source of the Qu'Appelle River, Assiniboia. 

 (Macoun.) Lake Huron, and Saskatchewan. (Hooker, Fl.) Red River,^ 

 Man., 1826. (Dougla.^.) 



(2706.) P. xanthophysum, Gray, Gram. & Cyp. I., 20; Hook., 

 Fl. U., 235. 

 Rather rare in open, rocky, or sandy woods. Vicinity of Ottawa. 

 {Fletcher, Fl. Ott.) Fields near the Grand Trunk gravel pit, Prescott, 

 Ont. (Btllings.) Dry thickets and meadows, east of Belleville; very 

 common ; also on Rice Lake Plains, and at Port Dover Junction, 

 Ont. (Macoun.) Vicinity of Hamilton, Ont. (Logic.) Port Colborne, 

 Lake Erie. (McGill Coll. Herb.) La Cloche, Trading Post; Georgian 

 Bay. (B. Bell.) Sandy soil, twenty miles up the Kaministiqua, west 

 of Lake Superior ; not uncommon in thickets along the Agsiniboine, as 

 fiir west as Fort Ellice, Man. (Macoun.) Plains of the Saskatchewan, 

 (Hooker, Fl.) 



674. SETARIA, Beauv. BRISTLY FOXTAIL-GRASS.) 



(2t07.) S. GLACCA, Beauv. ; Hook., Fl. II., 236. 



Panicum glaucum, Linn. ; Michx., Fl. I., 46 ; Pursh, Fl. I., 66. 

 Penniutum glaucum, E. Br., Prodr. 195. 



Naturalised in cultivated grounds, and on waste places about towns 

 and cities. A common weed in gardens and manured ground, Bass 

 River, N.B. (Fouler, Cat.) St. Remi. Q. (McGill Coll. Herb.) Point 

 L6vis, Q. (Macoun.) Quebec city. (St. Cyr.) Vicinity of Ottawa. 

 (Fletcher, Fl. Ott.) Very common at Prescott, Ont. (Billings,) Abun- 

 dant in all cultivated grounds near barns, and on waste lots in villages 



