Erigeron aureus explained

Erigeron aureus, the Alpine yellow fleabane, is a species of flowering plant in the family Asteraceae, native to the Cascades and Rocky Mountains of northwestern North America (Alberta, British Columbia, Washington).^{[1] [2]} The specific epithet aureus means "golden yellow".^[3]

Range and Habitat

Erigeron aureus is native to the Cascades and Rocky Mountains of northwestern North America (Alberta, British Columbia, Washington).^[4] It grows in high mountains on exposed ridges and rocky slopes and in rock crevices.^{[1] [5]}

Description

Erigeron aureus is a very small, short-lived herbaceous perennial growing to 10cm (00inches), rarely 20cm (10inches) tall. It has tufts of hairy grey-green leaves with large solitary yellow daisy-like flower heads to 2.5cm (01inches) wide, appearing in summer.^{[6] [5] [7] [8]}

Cultivation

Erigeron aureus is suitable for cultivation in a rockery, wall or similar sunny, well-drained site.

In the UK it thrives in the warmer western and southern coastal areas, though it is listed as hardy down to -10C. The cultivar 'Canary Bird', longer-lived than wild populations of the species, has gained the Royal Horticultural Society's Award of Garden Merit.^{[9] [10]}

Notes and References

1. Web site: Erigeron aureus . Sullivan . Steven. K. . 2015 . Wildflower Search . 2015-01-24 .
2. http://bonap.net/MapGallery/State/Erigeron%20aureus.png Biota of North America Program 2014 state-level distribution map
3. Book: Harrison, Lorraine. RHS Latin for gardeners. 2012. Mitchell Beazley. United Kingdom. 9781845337315. 224.
4. Hitchcock, C.L. and Cronquist, A. 2018. Flora of the Pacific Northwest, 2nd Edition, p. 56. University of Washington Press, Seattle.
5. Web site: Erigeron aureus. Flora of North America. eFloras.org.
6. Book: RHS A-Z encyclopedia of garden plants. 2008. Dorling Kindersley. United Kingdom. 1405332964. 1136.
7. Web site: Erigeron aureus . Klinkenberg . Brian . 2014 . E-Flora BC: Electronic Atlas of the Plants of British Columbia [eflora.bc.ca]. . Lab for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver . 2015-01-24.
8. Web site: Erigeron aureus . Giblin . David . 2015 . WTU Herbarium Image Collection . Burke Museum, University of Washington . 2015-01-24.
9. Web site: Erigeron aureus 'Canary Bird'. Royal Horticultural Society. 14 April 2020.
10. Web site: AGM Plants - Ornamental . July 2017 . 36 . Royal Horticultural Society . 6 February 2018.