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This page alphabetically lists some known plant species occurring in the US state of Pennsylvania. Currently about 2,100 native and 1,300 non-native plant species are known in Pennsylvania. [1] According Pennsylvania Department of Conservation and Natural Resources, the known species make up 37% of Pennsylvania's total wild plant flora.
Cycas thouarsii is the most geographically widespread species, and is found in Indian Ocean islands as well. Tanzania ... List of cycad species by country.
Cycad nitrogen fixation "Cycad toxicity". The Cycad Pages. Royal Botanic Gardens Sydney. Archived from the original on 17 July 2020. Lauren Kessler (28 August 2005). "The Cult of the Cycads". The New York Times Magazine. Archived from the original on 4 June 2022. Magazine article on cycad collectorship and cycad smuggling.
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This category contains the native flora of Pennsylvania as defined by the World Geographical Scheme for Recording Plant Distributions.Taxa of the lowest rank are always included; taxa of higher ranks (e.g. genus) are only included if monotypic or endemic.
Cycas circinalis, a species endemic to India, was the first cycad species to be described in western literature, and is the type species of the genus. [ 4 ] [ 5 ] As of April 2024, there are 119 accepted species within the genus Cycas , all of which are native to Asia , Oceania, and eastern Africa and the Indian ocean region, with the largest ...
Lepidozamia peroffskyana is a palm-like cycad in the Cardboard Palm Family Zamiaceae. It is endemic to eastern Australia , primarily near the coast of New South Wales . The species is named after Count Peroffsky (1794-1857), benefactor of the St. Petersburg Botanical Garden .
The species is unusual in that it contains a layer of fleshy material between the sarcotesta and the sclerotesta that is thought to aid the seed by providing it with a source of water. As cycad seeds have no dormancy, this would be an important trait in its arid habitat. It is named after the botanist Richard Henry Beddome.