Covers: Open Library
- Manual of the botany of the northern United StatesAsa Gray
- Field, forest, and garden botanyAsa Gray
- How plants growAsa Gray
- DarwinianaAsa Gray
- How Plants Grow...Asa Gray
- Gray's lessons in botany and vegetable physiologyAsa Gray
- The elements of botany for beginners and for schoolsAsa Gray
- Natural science and religionAsa Gray
- Gray's new Manual of Botany, a Handbook of the Flowering Plants and Ferns of the Central and Northeastern United States and Adjacent CanadaAsa Gray, Benjamin Lincoln Robinson et al.
