Botany

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Entries - Entry Category: Botany - Starting with F

Famous and Historic Tree Program

The purpose of the Arkansas Famous and Historic Tree Program (AFHTP) is to create a greater awareness and appreciation of the state’s trees through the recognition of their historical background. The AFHTP used four criteria to determine the historic status of a tree or tree community. These criteria were modeled after the National Register of Historic Places criteria and include a tree’s association with significant events, people, and landmarks. Significant horticultural, ecological, or structural characteristics, or ability to yield cultural information in local, state, or national history are also assessed. The AFHTP formally originated in 1995 within Arkansas State Parks, though its establishment had been the ambition of several state agencies since the 1970s. The creation of the program led …

Ferns

Ferns are among the most ancient plant forms, distinguished by having a defined vascular system, reproducing by spores, and often having deeply divided leaves that unfurl from a coiled fiddlehead (crozier). They originally appeared in the fossil record about 360 million years ago, but most modern ferns arose in the early Cretaceous period about 145 million years ago. Discussed here are “true” ferns as understood in the horticultural sense and not in the broader classification used by botanists that include horsetails (Equisetum, of which Arkansas has four species), whisk ferns (Psilotum, one species), and sometimes Selaginella (ten species). Using botanist James H. Peck’s inclusive 2011 list, Arkansas has about eighty species of true ferns that are native to the state, …