Jamesia americana

Jamesia americana
Jamesia americana in the Spring Mountains of southern Nevada
Conservation status
Secure  (NatureServe)[1]
Scientific 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)

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

Description

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

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

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.