The Hamamelidaceae has genera with named cultivars, but only one cultivar registration authority for the genus Hamamelis.

The Systematics Collections Committee of the American Society of Plant Taxonomists has updated the recommendations on herbarium practices and ethics that were previously published by the Society in 1958 and 1973.

The University of British Columbia Botanical Garden compiled a spreadsheet of Collectors' references and expedition abbreviations with associated information that were gathered from various sources (mostly online resources). The spreadsheet is shared th

Ulmus americana (American elm) was an important urban tree in North America prior to the introduction of the Dutch elm disease pathogen in 1930. Subsequently, urban and community forests were devastated by the loss of large canopies.

Access and benefit-sharing (ABS) refers to the way in which genetic resources
may be accessed, and how the benefits that result from their use are shared
between the people or countries using the resources (users) and the people or

The Standards of Excellence in Plant Collections Management developed by the Plant Co

 A companion Self-Assessment Tool is now available to help you evaluate your organization’s current level of collections management.

Botanic gardens are living museums, offering opportunities for conservation and research as well as education, experience, and enjoyment through their plant collections.

This handbook provides guidelines for the maintenance of standardized plant records at Welkinweir.

For the first time, this peer-reviewed report presents the most up-to-date data on the status of plants on the New England landscape.