A “spontaneous” plant is defined as one that grows and reproduces without human care or intent. In the early twentieth century, Arnold Arboretum botanist Ernest Jesse Palmer collected over 2,000 herbarium specimens to represent the spontaneous plants that occurred on the Arboretum grounds. Palmer wanted to know how spontaneous vegetation reacted to the drastic changes […]
The Arnold Arboretum is a living museum, displaying plants collected from all corners of the temperate world for conservation, study, and enjoyment. The 281-acre landscape displays some 2,100 species, represented by some 15,000 trees, shrubs, and vines. While some of these plants are of garden or nursery origin, others have been gathered directly from the […]
What is the white fluffy snow-like material inside bracts (...)
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