Biology:Thelesperma nuecense
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Short description: Species of flowering plant
Thelesperma nuecense | |
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Scientific classification ![]() | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Asterids |
Order: | Asterales |
Family: | Asteraceae |
Genus: | Thelesperma |
Species: | T. nuecense
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Binomial name | |
Thelesperma nuecense B.L.Turner
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Thelesperma nuecense, the Rio Grande greenthread,[2] is an annual species of flowering plant in the aster family. It is native to Texas.
Description
It is an annual herb that grows up to 3 feet tall.[3] The cauline leaves are "scattered over proximal 1/4–1/2(–3/4) of plant heights".[4] It flowers from March to July. There are 8 ray florets per flower head; the laminae are yellow, suffused with a red-brown spot or band. The disc corollas are red-brown, with throats usually shorter than the lobes. The cypselae are 5 to 5.5 mm long; the pappi are 0.5 to 1 mm long.[4]
Distribution and habitat
It grows in Texas at elevations of 0 to 200 meters from sea level on "disturbed sites on sands".[4][5]
References
- ↑ "NatureServe Explorer 2.0". https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.149269/Thelesperma_nuecense.
- ↑ "USDA Plants Database". https://plants.usda.gov/home/plantProfile?symbol=THNU.
- ↑ "Lady Bird Johnson Wildflower Center - The University of Texas at Austin". https://www.wildflower.org/plants/result.php?id_plant=THNU.
- ↑ 4.0 4.1 4.2 "Thelesperma nuecense - FNA". http://floranorthamerica.org/Thelesperma_nuecense.
- ↑ "Thelesperma nuecense B.L.Turner | Plants of the World Online | Kew Science" (in en). http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:250999-2.
Wikidata ☰ Q15558706 entry
![]() | Original source: https://en.wikipedia.org/wiki/Thelesperma nuecense.
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