BC Conservation Data Centre: Species Summary
Braya humilis ssp. maccallae
McCalla's dwarf braya
| Scientific Name: | Braya humilis ssp. maccallae J.G. Harris | ||||||||||
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| English Name: | McCalla's dwarf braya | ||||||||||
| Classification / Taxonomy | |||||||||||
| Scientific Name - Concept Reference: | Harris, J.G. 2006. Five new subspecies of Braya (Brassicaceae) from Canada. Novon 16(3):344-353. | ||||||||||
| Classification Level: | Subspecies | ||||||||||
| Taxonomy Comments: | Braya humilis has been segregated into four subsp.and three subsp.grow in BC. Most BC specimens belong to subsp. humilis ( J. Harris, pers. comm. 2010). | ||||||||||
| Species Group: | Vascular Plant | ||||||||||
| Species Code: | BRAYHUM2 | ||||||||||
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| Conservation Status / Legal Designation | |||||||||||
| Global Status: | G5T2T3 (Nov 2019) | ||||||||||
| Provincial Status: | S2S3 (Mar 2018) | ||||||||||
| BC List: | Blue | ||||||||||
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| Habitats: (Type / Subtype / Dependence) |
Alpine/Tundra / Tundra / Unknown
Riparian / Gravel Bar / Unknown |
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| Global Habitat Comments: | This subspecies occurs on sandy gravelly riverbanks and floodplains, sometimes on slopes and glacial moraines; 1500-3000 m. (Flora of North America vol.7). | ||||||||||
| Provincial Habitat Comments: |
On sandy, gravelly riverbanks and flood plains, and occasionally on glacial moraines in Rocky Mountains of southern Alberta and British Columbia (Harris, 2006). |
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| Provincial Phenology: (1st half of month/ 2nd half of month) |
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| Elevation (m) (min / max): | Provincial: | ||||||||||
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| Distribution | |||||||||||
| Endemic: | N | ||||||||||
| Global Range Comment: | Known only from Alberta and British Columbia. | ||||||||||
| Disjunct, more common elsewhere: | N | ||||||||||
| Peripheral, major distribution elsewhere: | N | ||||||||||
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| Last Literature Search: | |||||||||||
| References and Related Literature | |||||||||||
Flora of North America Editorial Committee (FNA). 2010. Flora of North America north of Mexico. Vol. 7. Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York. xxii + 797 pp. |
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Harris, J.G. 2006. Five new subspecies of Braya (Brassicaceae) from Canada. Novon 16(3):344-353. |
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Please visit the website Conservation Status Ranks for definitions of the data fields used in this summary report.
Suggested Citation:
B.C. Conservation Data Centre. Species Summary: Braya humilis ssp. maccallae. B.C. Minist. of Environment. Available: https://a100.gov.bc.ca/pub/eswp/ (accessed Jun 7, 2026).