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Arenaria aculeata (Prickly sandwort)
Glase, Terry

Arenaria aculeata

Arenaria aculeata S. Watson

Prickly Sandwort

Caryophyllaceae (Pink Family)

Synonym(s): Arenaria congesta var. aculeata, Arenaria fendleri var. aculeata, Arenaria pumicola var. californica, Arenaria salmonensis, Eremogone aculeata

USDA Symbol: ARAC2

USDA Native Status: L48 (N)


From the Image Gallery

1 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Herb
Root Type: Tap
Leaf Arrangement: Opposite
Leaf Complexity: Simple
Inflorescence: Cyme , Terminal
Fruit Type: Capsule
Size Notes: Mat-forming plant to about 8 inches in height.
Leaf: Leaf needle-shaped to 3.5cm.
Flower: White, five petals, rotate.
Fruit: Capsule containing up to 15 yellowish to blackish seeds.
Size Class: 0-1 ft.

Bloom Information

Bloom Color: White
Bloom Time: Jun , Jul , Aug , Sep


USA: AZ , CA , ID , MT , NM , NV , OR , UT , WA , WY
Native Habitat: Volcanic soils on rocky slopes.

Growing Conditions

Cold Tolerant: yes
Soil Description: Volcanic soils.

Additional resources

USDA: Find Arenaria aculeata in USDA Plants
FNA: Find Arenaria aculeata in the Flora of North America (if available)
Google: Search Google for Arenaria aculeata


Record Modified: 2013-08-07
Research By: JAM

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