CATALOGUE OP CANADIAN PLANTS. 179 



ISTasbwaaksis, Hampton, and Salmon Eivex', N.B. {Fowler, Cat.) Point 

 L6vis, Q. (Macoun.) Vicinity of Ottawa. (Fletcher, Fl. Ott.) Eail- 

 way track, two miles west of Prescott, Ont., and in a sandy field near 

 that town. {Billings.) "Waste places at Belleville, and Owen Sound ; 

 on the railway track at St. Thomas, Chatham, and Windsor, Ont. 

 (Macoun.) Near Hamilton, Ont. (Logic.) Meadows, roadsides, and 

 lawns, London, Ont. (Burgess. Millman.) 



(2699.) P. latifolium, Linn.; Michx., Fl. L, 49; Pursh, Fl. L, 68 ; 

 Hook., Fl. ir., 235. 



. P. clandesiinum, Hook., Fl. II., 235. 

 Waste ground, Grand Trunk gravel pit, near Prescott, Ont. (Bil- 

 lings.) Eich rocky woods and thickets, common in Prince Edward, 

 Hastings, and Northumberland Go's., Ont. ; Grassy woods, Niagara 

 Falls. (Macoun.) Vicinity of Hamilton, Ont. (Logie.) Sandy wood- 

 lands, near London. (Burgess. Millman.) Jones Falls, near Kingston, 

 Ont. (Millman.) Quebec, and Ontario. (Hooker, Fl.) 



(2700.) P. laxiflorum, Lam.; Pursh, Fl. I, 68. 



Small specimens of this species have been sent from St. Stephen, 

 UST.B., by Mr. James Vroom. They are, although very small, identical 

 with others received from Dr. Vasey, Botanist Agricultural Depart- 

 ment, Washington. 



(2701.) P. microcarpum, Muhl. var. spheerocarpon, Vasey. 



P. dichotomum, var. sphierocarpum, Gray. 

 In thickets on dry hillsides, near Windsor, N.S., 1883. (Macoun & 

 Burgess.) All the various forms which have hitherto passed as P. 

 dichotomum should be carefully examined and compared with authentic 

 specimens as there is no doubt but we have more forms than are here 

 recorded. 



(2702.) P. pauciflorum, Ell; Gray, Man. Ed. V., 648. 



Open prairie, Emerson, Man. (Burgess. Millman.) Swampy prairie, 

 Eed Eiver, Man. (Dawson.) 



(2703.) P. sANGtJiNALE, Linn. Sp. PI. I., 55. 



Digitaria sanguinale, Michx., Fl. I. 45 ; Pursh, Fl. I., 69. 



Syntherisma prxcox, Walt Fl. Car. 76. 

 Fields, roadsides, and railway tracks, sparingly introduced. Vicinity 

 of Ottawa. (Fletcher, Fl. Ott.) Banks of the St. Lawrence, west of Pres- 

 cott, Ont. (Billings.) Common at Queenston and Niagara. (Macoun.) 

 Vicinity of Hamilton, Ont. (Logie.) Waste places at London, and 

 Point Pel^e, Ont. (Burgess.) Eoadside, Port Dover, Ont. (Millman.) 



