Rockcress (4)
Rockcress are very common but can be easily overlooked because they are slender plants with small, inconspicuous pink-lavender flowers. It is difficult to identify them. These I think are correct. See also Drummond's Rockcress.
Gunnison's Rockcress
Boechera gunnisoniana
(Arabis gunnisoniana)
Family:
Mustard (Brassicaceae)
AKA:
Photo taken on:
June 3, 2006
Location:
Jack's Cabin Cutoff, GV, CO
Life Zones:
Foothills
Habitat:
Sagebrush, openings
Grows to 10" with several stems from a basal rosette of narrow oblong leaves. Stem leaves are lance-shaped. Occurs only in Gunnison County, CO.
Flora of North America reference.
Fendler's Rockcress
Boechera fendleri (Arabis fendleri)
Family:
Mustard (Brassicaceae)
AKA:
Photo taken on:
April 26, 2010
Location:
White Rock, NM
Life Zones:
Plains and foothills
Habitat:
Dry areas, pinyon-juniper
Grows to 2ft on hairy stems with a basal rosette of lance-shaped leaves. Ear-shaped leaves grasp the stem.
Flora of North America reference.
Gunnison County Rockcress
Boechera pallidifolia (Arabis pallidifolia)
Family:
Mustard (Brassicaceae)
AKA:
Photo taken on:
April 3, 2015
Location:
Plaza Blanca, Abiquiu, NM
Life Zones:
Plains and foothills
Habitat:
Pinyon-juniper, rocky, sandy soil
Grows to 8" from a basal rosette of lance-shaped, slightly hairy, entire leaves. Stems of the seed pods point upwards to 2" long.
Flora of North America reference.
Selby's Rockcress
Boechera gracilenta (Arabis selbyi)
Family:
Mustard (Brassicaceae)
AKA:
Photo taken on:
April 9, 2015
Location:
Abiquiu Lake, NM
Life Zones:
Plains and foothills
Habitat:
Pinyon-juniper, rocky, sandy soil
Grows to 2ft with 1 to 9 stems and mostly basal, hairy, slightly toothed, oblong to lance-shaped leaves. Stem leaves are narrow and widely spaced. Flowers are lavender. Seed pods are up to 2" long.
Flora of North America reference.
Boechera spp.
Family:
Mustard (Brassicaceae)
AKA:
Photo taken on:
June 7, 2006
Location:
Almont Triangle, CO
Life Zones:
Foothills
Habitat:
Sagebrush, shrublands, openings
Boechera spp.
Family:
Mustard (Brassicaceae)
AKA:
Photo taken on:
May 21, 2006
Location:
Almont Triangle, CO
Life Zones:
Foothills
Habitat:
Sagebrush, shrublands, openings