© NID 
OHIO STATE ACADEMY OF SCIENCE. 69 
Temperature tables. 
Wind, storms, and electrical phenomena. 
General character of the seasons. 
Maps. 
a. Precipitation maps. 
b. Isotherm map, mean temperature. 
c. Map showing extremes of cold. 
V. GENERAL CHARACTER OF THE VEGETATION. 
A general survey of the flora of the state. 
VI. FORMS OF VEGETATION. 
Woody plants. 
eeelGees: 
bie shrubs. 
ce. Undershrubs and brambles. 
d. Half-shrubs. 
e. Lianas. 
Herbs. 
a. Perennials or pleiocyclic herbs. 
b. Plants with a single flowering period; annuals, 
biennials, and plants which live longer than 
two years. 
Geophilous plants. 
a. Crownformers. 
b. Rhizomes. 
ey (Corns: 
d..| Bulbs: 
e. Sod formers and bunch grasses. 
Water plants. 
a. Floating, free and fixed. 
b. Submerged, free and fixed. 
ce. Amphibious. 
Phagophytes. 
a. General definition and classification of phago- 
phytes into, 1, mutualistic plants (mutualism) ; 
2, slaveholders (helotism) ; 3, parasites (par- 
