Nymphaea × thiona
| Nymphaea × thiona | |
|---|---|
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Order: | Nymphaeales |
| Family: | Nymphaeaceae |
| Genus: | Nymphaea |
| Subgenus: | Nymphaea subg. Nymphaea |
| Species: | N. × thiona
|
| Binomial name | |
| Nymphaea × thiona D.B.Ward[1]
| |
Nymphaea × thiona is a species of waterlily native to the US-American states Alabama, Florida, and Georgia. Additionally, it has been introduced to Costa Rica, as well as the US-American states Kentucky, and Nevada. It is a natural hybrid of Nymphaea mexicana and Nymphaea odorata.[1]
Description
[edit]Nymphaea × thiona D.B.Ward
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Vegetative characteristics
[edit]It exhibits more vigorous growth than its parent species.[2]
Generative characteristics
[edit]The flowers extend above the water surface.[3] The flowers are larger than flowers of Nymphaea mexicana, and more yellow than Nymphaea odorata flowers. Fruits are unknown.[4]
Reproduction
[edit]Generative reproduction
[edit]It is a sterile hybrid. Fruits have never been observed.[4][3]
Taxonomy
[edit]Publication
[edit]It was first described by Daniel Bertram Ward in 1977.[1]
Type specimen
[edit]Type specimen was collected by C. Hoy in drainage canals of marshes in St. Marks National Wildlife Refuge, in Wakulla County, Florida, USA on the 15th of April 1962.[4][5]
Etymology
[edit]The specific epithet thiona expresses an association to the name Sulphur Waterlily.[4]
Ecology
[edit]Habitat
[edit]It exists only in areas of sympatric occurrence of the two parent species.[4]
Cultivation
[edit]It is also known from artificial, horticultural hybridisation.[4][3]
References
[edit]- ^ a b c "Nymphaea × thiona D.B.Ward". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 28 December 2023.
- ^ Nymphaea mexicana in Global Plants on JSTOR. (n.d.). plants.jstor.org. https://plants.jstor.org/compilation/Nymphaea.mexicana
- ^ a b c Sutton, D. L. (1993). Water-lilies of Florida. TropicLine, 6(6). https://citeseerx.ist.psu.edu/document?repid=rep1&type=pdf&doi=d2da0045ae3990527c36c3bcb42157893dde7f11
- ^ a b c d e f Ward, D. B. (1977). Keys to the Flora of Florida -- 4, Nymphaea (Nymphaeaceae). Phytologia, 37(1), 443–448. http://www.biodiversitylibrary.org/openurl?ctx_ver=Z39.88-2004&rft.date=1977&rft.issue=5&rft.spage=445&rft.volume=37&rft_id=http://www.biodiversitylibrary.org/bibliography/12678&rft_val_fmt=info:ofi/fmt:kev:mtx:book&url_ver=z39.88-2004
- ^ Holotype of Nymphaea thiona D. B. Ward [family NYMPHAEACEAE]. (n.d.). JSTOR. Retrieved December 28, 2023, from https://plants.jstor.org/stable/10.5555/al.ap.specimen.gh00038038