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nodding rockcress
Scientific Name: Arabis demissa var. demissa
Family: Brassicaceae
Category: Dicot
Growth: Forb/herb
Duration: Perennial
Other Names:
Nodding Rockcress (Arabis demissa)
Nodding Rockcress, scientifically known as Arabis demissa, is a perennial forb/herb belonging to the genus Arabis. It is also commonly referred to as Nodding Rockcress and Nodding Rockcress Davidson's Rockcress (Davidsonii).
Considerations for Pets
- This plant produces seed pods.
Taxonomy and Nomenclature
- Scientific Name: Arabis demissa Greene
- Common Name: Nodding Rockcress
- Kingdom: Plantae
- Family: Cruciferae
- Synonyms: Boechera demissa (Greene) W.A. Weber, Boechera languida (Rollins) Windham & Al-Shehbaz (Taxonomic Status: Synonym)
- Varieties: Arabis demissa Greene var. languida Rollins
Distribution and Habitat
- Information suggests it grows outdoors year-round, tolerating cold weather.
- Observed in Montana's Bitterroot Valley.
Morphological Characteristics and Growth Habits
- It is a perennial forb/herb (non-woody plant).
- It is a large plant, reaching up to 2 meters in height.
- It is not an evergreen, losing its aerial parts during the coldest months.
- Perennial, short- to long-lived sexual or apomictic caudex sometimes woody. Stems usually 2-6 per caudex branch, arising from margin of rosette near ground.