Biology:Thelesperma subnudum
| Thelesperma subnudum | |
|---|---|
| |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Thelesperma |
| Species: | T. subnudum
|
| Binomial name | |
| Thelesperma subnudum A.Gray
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| Synonyms | |
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Thelesperma subnudum, commonly known as Navajo tea,[2] is a perennial species of flowering plant in the family Asteraceae. It is found from west central Canada to central United States. It grows in openings in pinyon/juniper or yellow pine forests.
Description
Thelesperma subnudum is a perennial herb that typically grows between 10 and 40 cm (3.9 and 15.7 in) tall. The cauline leaves are "mostly crowded over proximal 1/4(–1/2) of plant heights".[3] The calyculi are "of 7–9 deltate to lance-linear bractlets 2–4+ mm". There are 0 or 8 ray florets per flower head. The ray laminae are yellow, typically 12 to 20 mm (0.47 to 0.79 in) long. The disc corollas are yellow, sometimes with red-brown nerves. The cypselae are 5 to 7 mm (0.20 to 0.28 in) long.[2][3]
It typically blooms from May to September.[3]
Distribution and habitat
It is native to Alberta, Arizona, Colorado, Montana, Nevada, New Mexico, North Dakota, Utah, and Wyoming.[4][3][5]
Habitat
It grows at elevations of 1000–2900 meters from sea level in openings in pinyon/juniper or yellow pine forests.[3]
Taxonomy
Varieties
As of July 2023, Plants of the World Online has 2 varieties listed for this taxon:[4]
- Thelesperma subnudum var. subnudum – west central Canada to central United States
- Thelesperma subnudum var. maliterrimum S.L.Welsh & N.D.Atwood – Utah
References
- ↑ "Thelesperma pubescens Dorn | Plants of the World Online | Kew Science" (in en). http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:285981-2.
- ↑ 2.0 2.1 "Lady Bird Johnson Wildflower Center – The University of Texas at Austin". https://www.wildflower.org/plants/result.php?id_plant=THSU.
- ↑ 3.0 3.1 3.2 3.3 3.4 "Thelesperma subnudum – FNA". http://floranorthamerica.org/Thelesperma_subnudum.
- ↑ 4.0 4.1 "Thelesperma subnudum A.Gray | Plants of the World Online | Kew Science" (in en). http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:255481-1.
- ↑ "NatureServe Explorer 2.0". https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.134533/Thelesperma_subnudum.
Wikidata ☰ Q15558903 entry
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