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Oak decline is a slow-acting disease complex that involves the interaction of biotic and abiotic factors such as climate, site quality and advancing tree age.
Crop wild relatives, the wild progenitors and closely related cousins of cultivated plant
species, are sources of valuable genetic resources for crop improvement. Persisting gaps
Urbanization is a large driver of biodiversity globally.
Given the time, money and effort expended in the acquisition, establishment, curation and maintenance of a living botanical collection, and the irreplaceable nature of some living collections, it would be reasonable to assume that these living assets wo
This webinar was brought to you by the Natural Areas Association.
Presented by Sarah Wurzbacher, Forestry Extension Educator, Penn State University.
The Hamamelidaceae has genera with named cultivars, but only one cultivar registration authority for the genus Hamamelis.
This is an example from Denver Botanic Gardens of a Material Transfer Agreement:
Living Collections Access and Distribution Form.
Oaks are critical to the health and function of forest and shrubland habitats in the United States, but many native oaks are threatened with extinction in the wild.
The U.S. national heritage of approximately one billion biodiversity specimens, once
digitized, can be linked to emerging digital data sources to form an information-rich network