1-24 of 34 Books

Additional facts and information in relation to the catalpa tree
By E. E. Barney
Biology and control of Comstock's mealy bug on the umbrella catalpa
Biology and control of Comstock's mealy bug on the umbrella catalpa
By Walter Seneff Hough
An investigation of the properties of the Bignonia catalpa of Linnæus
An investigation of the properties of the Bignonia catalpa of Linnæus
By Holmes, Robert, of Virginia.
The anatomical changes in the structure of the vascular cylinder incident to the hybridization of Catalpa
The anatomical changes in the structure of the vascular cylinder incident to the hybridization of Catalpa
By D. P. Penhallow

Hardy catalpa (Catalpa speciosa)
By United States. Forest Service

Plant Catalpa speciosa trees for profit
By Ill.) D. Hill (Dundee
The insects affecting the black locust and hardy catalpa
The insects affecting the black locust and hardy catalpa
By E. C. Cotton

The catalpa sphinx
By United States. Forest Service.

The catalpa sphinx
By United States. Agricultural Research Administration

Additional facts and information in relation to the catalpa tree
By

Facts and information in relation to the Catalpa tree
By E. E. Barney
Two varieties of Catalpa
Two varieties of Catalpa
By E. E. Barney
The hardy catalpa
The hardy catalpa
By H. F. Roberts,Albert Dickens,G. O. Greene
The hardy catalpa
The hardy catalpa
By Charles Anderson Scott
The Catalpa speciosa
The Catalpa speciosa
By John Pinkney Brown,International Society of Arboriculture