HOLBOELL’S ROCK CRESS

Class: Arabis holboellii

Family: MUSTARD FAMILY

Sub Family: Brassicaceae, Cruciferae

Year: Biennial

Other Names:

Colour: White to purplish

Height: 15-90 cm (6-35")

Each Flower: 5 mm-1.5 cm (3/16-5/8") long, narrow below and opening into 4 lobes; calyx about half as long as petals and pale green; flower-stems thin short, and downcurved

Leaves: Narrow, inverted lance-shaped with wavy edges in loose rosette at base; many almost overlapping stem-leaves are long, narrow, and eared where they clasp stem

Stems: Mostly single but occasionally branched

Blooming Period: May - August

Habitat: Sagebrush flats and slopes in dry desert areas

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