Jamesia americana, also called cliffbush, waxflower or five petal cliffbush, is a species of flowering plant in the Hydrangeaceae.[3]

Jamesia americana
Cluster of five pale pink and slightly translucent flowers with five petals on each bloom
Jamesia americana in the Spring Mountains of southern Nevada

Secure  (NatureServe)[1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Cornales
Family: Hydrangeaceae
Genus: Jamesia
Species:
J. americana
Binomial name
Jamesia americana
Torr. & A.Gray, 1840
Varieties[2]
  • Jamesia americana var. americana
  • Jamesia americana var. macrocalyx Engl.
  • Jamesia americana var. rosea Purpus ex C.K.Schneid.
  • Jamesia americana var. zionis N.H.Holmgren & P.K.Holmgren
Synonyms
  • Edwinia americana (Torr. & A.Gray) A.Heller (1897)

Description

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Jamesia americana is a perennial shrub distributed throughout the southern Sierra Nevada and Rocky Mountains, and is widespread in the Four Corners region and southern Wyoming.[4] It is distinguished from the similar Jamesia tetrapetala in that J. americana has many flower heads with five petals.[5]

Systematics

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There are several varieties of Jamesia americana.[6] These include:

  • Jamesia americana var. americana
  • Jamesia americana var. macrocalyx
  • Jamesia americana var. rosea
  • Jamesia americana var. zionis

References

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  1. ^ NatureServe (2024). "Jamesia americana". Arlington, Virginia. Retrieved 11 October 2024.
  2. ^ "Jamesia americana Torr. & A.Gray". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 11 October 2024.
  3. ^ "Jamesia americana". navigate.botanicgardens.org. Retrieved 3 August 2020.
  4. ^ "Plants Profile for Jamesia americana (fivepetal cliffbush)". plants.usda.gov. Retrieved 3 August 2020.
  5. ^ "Cliff Jamesia". www.fs.fed.us. Retrieved 3 August 2020.
  6. ^ "Jamesia americana in Flora of North America @ efloras.org". www.efloras.org. Retrieved 3 August 2020.