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Cibotium ×heleniae
Scientific Name: Cibotium ×heleniae
Family: Dicksoniaceae
Category: Fern
Growth: Tree
Duration: Perennial
Other Names:
Cibotium × heleniae: The Hybrid Hawaiian Tree Fern
Cibotium × heleniae, also known as H?pu?u or Hawaiian tree fern, is a hybrid fern resulting from the cross between Cibotium chamissoi and Cibotium menziesii.
Taxonomy and Nomenclature
- Scientific Name: Cibotium × heleniae D.D. Palmer
- Family: Cibotiaceae (sometimes classified under Dicksoniaceae)
- Kingdom: Plantae
- Order: Cyatheales (Tree Ferns and Allies) or Filicales
- Synonyms: The text mentions several Cibotium species, including Cibotium schiedei, Cibotium arachnoideum, Cibotium nealiae, Cibotium regale, Cibotium hawaiense, Cibotium wendlandii, which are *not* synonyms but distinct species within the same genus. It is important to note that "Cibotium helenae" is an orthographic variation of Cibotium heleniae
Distribution and Habitat
Cibotium × heleniae is endemic to Hawaii, occurring on most leeward ridges.
Morphological Characteristics and Growth Habits
Cibotium × heleniae is a tree fern. Further morphological details are not provided in the text.
Genetic Information
- A study using RAPD markers evaluated the status of this hybrid.
- Cibotium chamissoi and Cibotium × heleniae share 12 DNA markers not found in C. menziesii, while C. menziesii and Cibotium × heleniae share 10 markers not found in C. chamissoi.
Further Information
- Taxonomic Serial Number (TSN): 897825
- Referenced Article: Motley, T.J., & Morden, C.W. (2001). Utility of RAPD markers in evaluating the status of the Hawaiian tree fern Cibotium × heleniae. Pacific Science, 55(2), 145-155.
- USDA Plants Database: Mentions Cibotium heleniae D. Palmer.