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Montana Field Guide

Montana Field Guides

Hooker's Sandwort - Arenaria hookeri
Other Names:  Eremogone hookeri


Global Rank: G5
State Rank: S4

Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value: 4

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General Description
Perennial from a branched caudex, forming dense mats. Stems erect, simple, 2–6 cm. Leaves needle-like with dilated, scarious bases, glabrous, 5–10 mm long; those of sterile stems shorter. Inflorescence several-flowered, congested, glandular-hairy. Flowers: sepals glabrous, lanceolate, pungent, scarious-margined, 5–8 mm long; petals oblanceolate, 6–8 mm long. Capsules glabrous, 3–4 mm long. Our plants are variety hookeri (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Species Range
Present
 


Range Comments
MT to SD south to NV, MN and OK (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

Summary of Observations Submitted for Montana
Number of Observations: 12

(Click on the following maps and charts to see full sized version) Map Help and Descriptions
Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Habitat
Stony, sparsely-vegetated soil of grassland, steppe, ridge crests, open, eroding slopes; plains, valleys, montane (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).

References
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Citation for data on this website:
Hooker's Sandwort — Arenaria hookeri.  Montana Field Guide.  .  Retrieved on , from