Also, =The Fourth State Catalogue of Ohio Plants.=

Bound copies at cost of binding, namely 20 cents.

Gives list of scientific and common names; distribution by counties.

Teachers and others will also be interested in Prof. Kellerman’s

Phyto-theca or Herbarium Portfolio, _Practical Studies_ in Elementary

Botany, _Elementary Botany_ with Spring Flora, all published by Eldredge

& Bro., Philadelphia, to whom apply.

For information or copies of _Forest Trees_ and _Catalogue_ or names of

plant specimens of your region _address_

The O. S. U. Naturalist, Vol. 1, No. 1, November, 1900 · 第 24 / 30 题