Tonestus_graniticus

<i>Toiyabea granitica</i>

Toiyabea granitica

Species of plant

Toiyabea granitica, common names granite serpentweed[2] and Lone Mountain serpentweed, is a rare endemic plant species known only from the east side of Lone Mountain in Esmeralda County, Nevada, about 20 km (12.5 miles) west of Tonopah.[3] It grows there in the crevices of granitic outcrops.[4]

Quick Facts Toiyabea granitica, Scientific classification ...

Toiyabea granitica is a perennial herb growing close to the ground and forming mats. Leaves are ovate to spatulate, irregularly toothed, up to 4 cm (1.6 inches) long. Flower heads are born in racemose or corymbiform arrays. There are no ray flowers, but up to 23 yellow disc flowers.[5][6][7]

References

  1. [1]
    "Toiyabea granitica (Tiehm & L.M.Shultz) G.L.Nesom". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 21 March 2024.
  2. [2]
    USDA, NRCS (n.d.). "Tonestus graniticus". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 11 December 2015.
  3. [3]
    "Nevada Natural Heritage Program". Heritage.nv.gov. 2011-12-19. Retrieved 2014-02-13.
  4. [4]
    "Flora of North America v 20 p 184". Efloras.org. Retrieved 2014-02-13.
  5. [5]
    "Reinstatement of Tonestus (Asteraceae: Astereae)". Phytologia. 68 (3): 174–180. 2013-05-30. Retrieved 2014-02-13.
  6. [6]
    Tiehm, Arnold; Shultz, Leila M. (1985-04-01). "A New Haplopappus (Asteraceae: Astereae) from Nevada". Brittonia. 37 (2): 165–168. doi:10.2307/2806095. JSTOR 2806095. S2CID 84391260.
  7. [7]
    Cronquist, A.J. 1994. Asterales. 5: 1–496. In A.J. Cronquist, A. H. Holmgren, N. H. Holmgren, J. L. Reveal & P. K. Holmgren (eds.) Intermountain Flora. Hafner Publishing Co., New York.
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