Hayfever plants
Subtitle: their appearance, distribution, time of flowering, and their role in hayfever, with special reference to North America.
Series: New series of plant science books -- v. 15.
Publisher: Chronica Botanica Co.
Published: 1945
Place of publication: Waltham, Mass
Language: eng
Number of pages: 245
Subjects: Hay-fever plants -- North America.