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Annotated index of the rusts of Colombia.
In 1930 two of the present authors, Kern and Whetzel (5), con? tributed the account of the Uredinales to the Mycological Explorations of Colombia published by Chardon and Toro in the Journal of theExpand
A host survey of Gymnosporangium
  • F. Kern
  • Biology
  • Mycopathologia et mycologia applicata
  • 1 March 1973
This paper is concerned with the species ofGymnosporangium and their host relationships. Interest centers, not on how many hosts a fungus species may occupy, but rather with how the hosts areExpand
Fungi of Santo Domingo.-III. Uredinales.
A botanical expedition was made to Santo Domingo in the spring of 1926 by Rafael A. Toro, of the Insular Experiment Station, Porto Rico, and the writer. We reached the island March 9 and left AprilExpand
Observations of the Dissemination of the Barberry
While investigating, during the summer of i9i9, the distribution in Pennsylvania of the common barberry, Berberis vulgaris, numerous localities were found where the plant has become thoroughlyExpand
Notes on some rusts of Colombia.
Our knowledge of the rust flora of Colombia is based chiefly on the work of Dr. Eugene Mayor, who in 1913 published an excellent paper entitled " Contribution a l'etude des Uredinees de Colombie"Expand
Additions to the Uredinales of Venezuela-III.
The total number of species reported in the foregoing lists is 238. We are now adding 25 species, bringing the total up to 263 species belonging to 31 genera. For notes concerning the collectors whoExpand