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With 90% of its nearly 1,400 native plants classified as endemic, Hawai'i has one of the highest levels of endemism of any floristic region of the world.
The North American crop wild relatives (CWR) of lettuce (Lactuca L.) represent an underexplored
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
Medicinal plants have an immense need for intensive curation and interpretation. Many of the more powerful and important medicinal species have little aesthetic value, making medicinal collections difficult to display.
Native plant, pollinator, and habitat issues are growing more popular among the visiting public each year, but does this translate more broadly into increased nursery sales?
A collaborative relationship between Asa Gray Garden at Mount Auburn (an active cemetery), architects, and nearby Arnold Arboretum resulted in a beautiful and inspiring garden featuring trees, shrubs, and perennials that provide color, texture, and year
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.
October 17 Morning Sessions at University of British Columbia:
Taxonomy is a scientific discipline that has provided the universal naming and classification system of biodiversity for centuries and continues effectively to accommodate new knowledge.
Extinctions of species and subspecific taxa in hotspots of biodiversity deserve special attention. After more than 40 years of major efforts, estimates of extinct plant taxa in California seem to be somewhat stabilized.