开放图书详细信息
| Gerstein - University of Toronto contributed to BHL | ||
| Flora of the District of Columbia and vicinity. By A.S. Hitchcock and Paul C. Standley, with the assistance of the botanists of Washington. | ||
| Hitchcock, A. S.@@Standley, Paul Carpenter, | ||
| keywords: District of Columbia; Botany; | ||
| Subject:植物学 | ||
| 加拿大 | ||