SPECIMEN OF A FLORA OF CANADA. 165 
+ Aspect, vitreous, stony, or earthy. 
++ Hard enough to scratch glass. 
Colourless, amethystine, red, &c.; No lamellar structure. Infusible:— 
Quartz (C 1.) 
White, red, green, &c.; Lamellar structure. Fusible on the edges :— 
Feldspar (Orthoclase C 3.) 
Dark-red ; in 12-sided erystals, &e. Fusible :—Garnet (C 3.) 
Black ; fibrous, or in triangular crystals. Fusible :—Schorl (@ 3.) 
Black or green, (sometimes colourless in crystalline limestone.) Fusible: 
—Hornblende and Augite (C 3.) 
ttt Yoo soft to seratch glass. 
White, grey, &c. Effervescing strongly in acids :—Cale Spar (D 4.) 
White, grey, brownish, de. Effervescing feebly in acids :—Dolomite 
(D 4.) 
White, blueish, &c. Fusible. Often accompanying Galena:—Heavy 
Spar (D 4.) 
White, greenish, mottled, &e. Very soft. Infusible. Yielding water 
-in bulb-tube :—Steatite (D 5.) Also Serpentine (D 5.) 
White, &e. Very soft. Fusible. Yielding water in bulb-tube :— 
Gypsum (D 5.) 
Brown. Streak, yellowish-brown. Magnetic after exposure to heat :— 
Bog Iron Ore (D3.) Also Yellow Ochre (D 3.) 
Red. Streak, red. Magnetic after ignition :—Red Ochre and Scaly Iron 
Ore (D 3.) 
SPECIMEN OF A FLORA OF CANADA, WITH PRELIMI- 
NARY REMARKS. 
BY WILLIAM HINCKS, F.L.S., F.R.S.E. 
HONORARY MEMBER OF THE YORESHIRE PHILOSOPHICAL SOCIETY, AND OF THE BOTANICAL 
SOCIETY OF CANADA; CORRESPONDING MEMBER OF THE LIVERPOOL LITERARY 
AND PHILOSOPHICAL SOCIETY, AND OF THE ESSEX COUNTY INSTITUTE, 
MASS., U.S.; PROFESSOR OF NATURAL HISTORY, UNIVERSITY 
COLLEGE, TORONTO. 
Flora is the name appropriated since Linnzeus’s time to a descrip- 
tive cataiogue of the vegetable productions of any particular country, 
prepared in such a manner as to assist a student in acquiring a know- 
ledge of the plants he may meet with. Where a country is separated 
from others by strongly marked natural boundaries, its flora often 
presents characteristic features of much interest in respect to the 
general distribution of plants. I need not say that this is not the case 
with Canada—the North American continent exhibiting in its flora 
Von. VI. M 
