INDEX 
372 
Leaf outline, peltate, 122 
spatulate, 122 
surface, 127 
glabrous, 127 
glaucous, 127 
hispid, 127 
pubescent, 127 
pellucid-punctate, 127 
rugose, 127 
scabrous, 127 
sericious, 127 
spinose, 127 
tomentose, 127 
villose, 127 
verrucose, 127 
texture, 127 
coriaceous, 127 
membranous, 127 
succulent, 127 
venation, 120 
anastomosing, 120 
furchate, 120 
palmate, 1 20 
parallel, 120 
pinni, 120 
reticulate, 120 
Leaves, bifacial, 130, 134 
binate, 126 
bipinnate, 123, 126 
biternate, 126 
bract, 1 1 7 
centric, 130, 132, 133 
bracteolar, 117 
compound, 122 
palmately, 126 
pinnately, 126 
convergent, 130, 132 
decompound, 126, 127 
development of lamina of, 130 
dorso ventral, 130 
hydrophytic, 130, 132 
mesophytic, 130, 131 
umbrophytic, 130 
xerophytic, 130, 135 
foliage, 1 17 
Leaves, imparipinnate, 126 
lyrate, 126 
palmate, 126 
paripinnate, 126 
pinnate, 126 
primordial, 117 
scale, 1 17 
stomata of, 134-136 
types of Angiospermous, 117 
xerophytic, 130, 133, 135 
Lecanora, 230 
Lechea, 317 
Legume, 163 
Leguminosae, 289 
root tubercles of, 93, 94 
Lenticels, 107 
Leptandra, 340 
Leptome, 77, 78 
Leucoplastids, 40 
Levisticum, 325 
officinale, 325 
Lichens, 229 
Life history, of an angiosperm, 32-36 
of aspidium, 13-23 
of black mold, 196-199 
of claviceps purpurea, 214 
of fern, 13 
of gymnosperm, 24-31 
of moss, 235 
of mushrooms, 223-226 
Lignin, 70 
Lignocellulose, 66 
Ligule, 247 
Lilac, 329 
Liliaceae, 249 
Liliales, 249 
Lilium, 249 
Lily Family, 249 
Lima bean, histology of, 172 
Limb, 143 
Limonis Cortex, 299 
Linaceae, 294 
Linaria, 147, 340 
Linden Family, 31 1 
Linin, 43 
