GLOSSARY. 45 
athe, ‘sheath, a covering which bursts longitudin- 
ally. This is ae, in the snowdro 
hag a & genus of mosses whi ah usually grows 
tes 
Sin 
ined Bac Spins, terminating in a sharp po poin 
lon, the running horiz rene stem of mint, se 
jubmarginal, almost marginal, near but not quite on 
i margin. 
nentose, “ downy, sa soft to the touch.” 
id, having three poin 
timate, the last or smallest division. 
ein, the frame-work on which the leaf is us ante; 
“held up to the light they appear somewhat trans 
arent, 
P 
enation, the order or formula in which the veins are 
laced. 
— the first development of the young frond, 
Vertical, upright, or perpendicular to the horizon. 
a dilated membranous appen e running along 
Sch vides of the stalk, Be =e e ' 
