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Psilotum ×intermedium
Scientific Name: Psilotum ×intermedium
Family: Psilotaceae
Category: Whisk-fern
Growth: Forb/herb
Duration: Perennial
Other Names:
Psilotum: The Whisk Fern
Psilotum, commonly known as whisk fern, is a genus of primitive vascular plants. It belongs to the family Psilotaceae.
Considerations for Pets
- Whisk ferns reproduce through spores rather than seeds, which could be a concern if ingested by pets.
Taxonomy and Nomenclature
- Scientific Name: Psilotum Sw.
- Family: Psilotaceae (Gabelblattgewachse)
- The genus includes two species and one hybrid:
- Psilotum nudum (L.) Beauv.
- Psilotum complanatum Sw.
- Psilotum x intermedium W.H. Wagner (Hybrid of Psilotum complanatum and Psilotum nudum)
- Synonyms/Alternative Names:
- Lycopodium nudum (synonym for Psilotum nudum)
- Psilotum nudum var. oahuense
- Psilotum oahuensis
- Taxonomic Serial Number (TSN) for Psilotum X intermedium: 507551
Distribution and Habitat
- Psilotum species are pantropical plants.
- Psilotum intermedium is found in Hawaii (USA), specifically in areas like Lana'i and Maui.
- They can be found from Oklahoma to North Carolina In dry rocky cliffs
Morphological Characteristics and Growth Habits
- Psilotum species are fern-like vascular plants with whisklike green stems.
- Psilotum x intermedium sporophytes produce sporangia.
Interactions with Other Organisms
- Psilotum can sometimes be found growing alongside plants like Tmesipteris elongata, and Tmesipteris tannensis.
Further Information
- EOL (Encyclopedia of Life) has information about Psilotum intermedium.
- World Ferns: Checklist of Ferns and Lycophytes of the World in the Catalogue of Life.
- North American Plant Atlas (BONAP).