Arabis pycnocarpa, the slender rock cress, is a species of flowering plant in the family Brassicaceae. It is native to North America and eastern Asia, being found in rocky, calcareous areas.[2]
Arabis pycnocarpa | |
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Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Rosids |
Order: | Brassicales |
Family: | Brassicaceae |
Genus: | Arabis |
Species: | A. pycnocarpa
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Binomial name | |
Arabis pycnocarpa M.Hopkins
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Synonyms | |
Arabis hirsuta var. pycnocarpa |
Description
editIt is a small perennial or biennial that has white flowers in the spring. Two varieties have been named that are distinguished by pubescence differences:[3]
- Arabis pycnocarpa var. adpressipilis – native only to eastern North America
- Arabis pycnocarpa var. pycnocarpa – widespread across North America and Asia
See also
editReferences
edit- ^ NatureServe (2023). "Arabis pycnocarpa". Arlington, Virginia. Retrieved 24 November 2023.
- ^ New England Wildflower Society
- ^ Flora of North America