176 SYNOPSIS or the flora, &c. 



H. trionum, L. Bladder Ketmia. Flower-of-an-hour. 



Introduced from Europe. Escaped from gardens. Spontaneous in a few 

 gardens at Belleville, Ont. (Macoun). Maiden, Ont. (Maclagan). 



TILIACE^. 

 TiLiA, L. Linden. Basswood. 



T. Americana, L. Basswood. 



Indigenous. Rich, moist woods. Common in Central Canada, and Owen 

 Sound (Macoun). Common in Western Ontario (Logie, Saunders, Gibson). 

 Prescott (Billings). Quebec (Brunet). Hi ver Rouge (D' Urban). New Bruns- 

 wick (Dr. Fowler). St. Joseph's Island and Cockbum Island, Lake Huron 

 (Dr. Bell). South side of Lake Supei'ior (Prof. Bell). Lake of the Wood& 

 (Macoun). Saskatchewan plains (Bourgeau). Canada, lat. 52° (Hooker). The 

 T. Americana, var. pubescens, reported from Quebec and Lake St. Clair by 

 Douglas, is doubtless a more or less pubescent form of the above. 



LINACE^, 

 LiNUM, L. Flax. 

 L. Virginianum, L. Virginian Flax. 



Indigenous. Dry woods. Vicinity of Hamilton (Judge Logie). Hills in 

 Upper Canada (Torrey & Gray). 



L. striatum, Walt. 



Indigenous. Wet or boggy grounds. Shores of Lake Huron ; Red Bay, 

 Bruce Peninsula ; Fishing Islands and Oliphant, Lake Huron (Macoun). 



L. sulcatiim, Riddell. 



Indigenous. Dry soils. Rice Lake Plains and near Castleton, County Nor- 

 thumberland ; Oak Hills, Hastings County, Ont. (Macoun). 



L. uaitatissimum, L. Common Flax. 



Introduced from Europe. Cultivated ground and along the railway track. 

 Common throughout Canada, especially along the railroad. 



L. perenne, L. Perennial Flax. 



Indigenous. Dry, gravelly soU. Perennial ; glabrous ; stems 1° — 3°, branch- 

 ing above ; branches virgate ; leaves alternate, linear, acute, scattered ; flowers 

 supra-axillary and terminal, rather large ; peduncles becoming elongated and 

 nodding in fruit ; sepals oval, with membranous margins, a little shorter than 

 the globose capsule ; petals free, somewhat retuse, blue 3 — 4 times the length 

 of the calyx ; styles five, capsules five-celled. Flowers throughout the sum- 

 mer. Indigenous at Marmora Lake, Peterborough County, Ont. (Macoun). ' 

 Canada (Mrs. Percival, vide Hooker). Saskatchewan plains ; Peace River 

 Valley ; west of the Rocky Mountains, Telegraph Trail (Macoun). To the 

 Arctic Sea (Hooker). 



(To be continued.) 



