Arabis pycnocarpa

Arabis pycnocarpa
Conservation status
Secure  (NatureServe) [1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Brassicales
Family:	Brassicaceae
Genus:	Arabis
Species:	A. pycnocarpa
Binomial name
Arabis pycnocarpa M.Hopkins
Synonyms
Arabis hirsuta var. pycnocarpa

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]

Description

It 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

• List of Arabis species

References

1. NatureServe (2023). "Arabis pycnocarpa". Arlington, Virginia. Retrieved 24 November 2023.
2. New England Wildflower Society
3. Flora of North America