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Eupatorium Aromaticum in Ohio
Griggs, Robert F. (1911-03)
An Ohio Station for Phacelia Dubia
Griggs, Robert F. (1911-03)
Asclepiadora Viridis in Ohio
Griggs, Robert F. (1919-03)
A Reducing Division in Ascaris
Griggs, Robert F. (1906-05)
Cymathere, a Kelp from the Western Coast
Griggs, Robert F. (1907-03)
Waterglass for Marking Slides
Griggs, Robert F. (1907-05)
On the Death of William Ashbrook Kellerman
Griggs, Robert F.; Landacre, F. L.; Hambleton, J. C. (1908-05)
The Sporophylls of Lessoniopsis
Griggs, Robert F. (1909-02)
A Note on Amitosis by Construction in Synchytrium
Griggs, Robert F. (1909-05)
Monochytrium, a New Genus of the Chytridiales, its Life History and Cytology
Griggs, Robert F. (1910-01)