Kingdom: Plantae
(Unranked): Angiosperms
(Unranked): Eudicots
(Unranked): Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Faboideae
Tribe: Galegeae
Subtribe: Astragalinae
Genus: Carmichaelia
Species: C. corrugate  
Scientific name: Carmichaelia corrugata
Common name: Common dwarf broom

Carmichaelia corrugata is endemic to New Zealand and is found in Marlborough, Canterbury and Otago. It inhabits sparsely vegetated gravel and sand soils, stone and gravel ridges, river terraces and disturbed sites.
It is small rhizomatous shrub up to 20-80 mm tall, 1 m wide. Flowers are violet/purple or white and are produced in October–May.

Photographed at Otari Native Botanic Garden and Wilton's Bush Reserve. Wellington. Carmichaelia corrugata Common dwarf broom-001.JPG

Thanks to Wikipedia for text and information: https://creativecommons.org/licenses/by-sa/3.0/