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creamflower rockcress
Scientific Name: Arabis hirsuta var. pycnocarpa
Family: Brassicaceae
Category: Dicot
Growth: Forb/herb
Duration: Annual, Biennial, Perennial
Other Names: NH (hairy rock-cress), OH (western hairy rock-cres
Arabis hirsuta var. pycnocarpa - Creamflower Rockcress
Arabis hirsuta var. pycnocarpa, commonly known as creamflower rockcress, is a forb/herb belonging to the Brassicaceae (Mustard) family.
Common Names
- Creamflower Rockcress
- Hairy Rockcress
- Mountain Rockcress
- Western Hairy Rockcress
Taxonomy and Nomenclature
- Scientific Name: Arabis hirsuta (L.) Scop. var. pycnocarpa (M. Hopkins) Rollins
- Family: Brassicaceae (also known as Cruciferae)
- Kingdom: Plantae
- Taxonomic Rank: Variety (Subspecies)
- Synonyms:
- Arabis pycnocarpa M. Hopkins
- Arabis pycnocarpa var. adpressipilis M.
- Accepted Status: Current Standing: Accepted
Morphological Characteristics and Growth Habits
- Creamflower rockcress is a plant of type Forb/herb.
- It can be annual, biennial, or perennial.
- It can reach a height of up to 2 meters.
- The flowers are white and approximately 1/8 to 1/4 inch in size, with 4 petals.
- The plant may assume a white "coling" (likely referring to coloration) in the summer.
Distribution and Habitat
- Upland woods
- Reported from the tri-state area.
- Native