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Arabis holboellii var. retrofracta
Arabis holboellii Hornem. var. retrofracta (Graham) Rydb.
Holboell's Rock Cress, Reflexed Rockcress, Second Rockcress
Brassicaceae (Mustard family)
Synonym(s): Arabis arcuata var. secunda, Arabis caduca, Arabis consanguinea, Arabis exilis, Arabis holboellii var. consanguinea, Arabis holboellii var. secunda, Arabis holboellii var. tenuis, Arabis kochii, Arabis lignipes, Arabis mcdougalii, Arabis polyantha, Arabis retrofracta, Arabis retrofracta var. multicaulis, Arabis rhodanthus, Arabis secunda, Arabis tenuis, Boechera exilis, Boechera holboellii var. retrofracta, Boechera holboellii var. secunda, Boechera retrofracta, Boechera tenuis
USDA Symbol: ARHOR
USDA Native Status: L48 (N), AK (N), CAN (N), GL (N)
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Plant Characteristics
Duration: Perennial , BiennialHabit: Herb
Fruit Type: Silique
Size Notes: Up to about 3 feet tall.
Bloom Information
Bloom Color: White , PurpleBloom Time: Apr , May , Jun , Jul , Aug
Bloom Notes: White to lavender.
Distribution
USA: AK , CA , CO , ID , MI , MN , MT , NM , NV , OR , UT , WA , WYCanada: AB , BC , MB , NT , ON , QC , SK , YT
Native Habitat: Rock outcrops, open hillsides, gravel bars and sandy banks in grassland, sagebrush, oak woodlands and open conifer forests.
Web Reference
Webref 30 - Calflora (2018) CalfloraWebref 3 - Flora of North America (2014) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter
Additional resources
USDA: Find Arabis holboellii var. retrofracta in USDA PlantsFNA: Find Arabis holboellii var. retrofracta in the Flora of North America (if available)
Google: Search Google for Arabis holboellii var. retrofracta
Metadata
Record Modified: 2020-10-27Research By: CBR