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Hooker's Sandwort - Arenaria hookeri
Other Names:
Eremogone hookeri
Native Species
Global Rank:
G5
State Rank:
S4
C-value:
4
Agency Status
USFWS:
USFS:
BLM:
External Links
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 et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Species Range
Montana Range
Range Descriptions
Native
Range Comments
MT to SD south to NV, MN and OK (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Observations in Montana Natural Heritage Program Database
Number of Observations: 216
(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 et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Ecology
POLLINATORS The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap:
Bombus melanopygus and
Bombus sylvicola (Wilson et al. 2010, Koch et al. 2012, Williams et al. 2014).
Stewardship Responsibility
References
- Literature Cited AboveLegend:
View Online Publication
Koch, J., J. Strange, and P. Williams. 2012. Bumble bees of the western United States. Washington, DC: USDA Forest Service, Pollinator Partnership. 143 p.- Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
- Williams, P., R. Thorp, L. Richardson, and S. Colla. 2014. Bumble Bees of North America. Princeton, NJ: Princeton University Press. 208 p.
- Wilson, J.S., L.E. Wilson, L.D. Loftis, and T. Griswold. 2010. The montane bee fauna of north central Washington, USA, with floral associations. Western North American Naturalist 70(2): 198-207.
- Additional ReferencesLegend: View Online Publication
Do you know of a citation we're missing?- Harvey, S.J. 1990. Responses of steppe plants to gradients of water soil texture and disturbance in Montana, U.S.A. Ph.D. Thesis. Bozeman, MT: Montana State University. 34 p.
- Jones, W. W. 1901. Preliminary flora of Gallatin County. M.S. Thesis. Bozeman, MT: Montana State College. 78 pp.
- Jorgensen, H.E. 1970. Ecological aspects of the life history of Agropyron smithii Rydb. in Central Montana, with related effects of selective herbicide treatments of rangeland. Ph.D. Dissertation. Bozeman, MT: Montana State University. 118 p.
- Lesica, P., M.T. Lavin, and P.F. Stickney. 2022. Manual of Montana Vascular Plants, Second Edition. Fort Worth, TX: BRIT Press. viii + 779 p.
- Peterson, J.G. 1969. The food habits and summer distribution of juvenile sage grouse in central Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 39 p.
- Quire, R.L. 2013. The sagebrush steppe of Montana and southeastern Idaho shows evidence of high native plant diversity, stability, and resistance to the detrimental effects of nonnative plant species. M.Sc. Thesis. Bozeman, MT: Montana State University. 124 p.
- Rosgaard, A.I., Jr. 1981. Ecology of the mule deer associated with the Brackett Creek winter range in the Bridger Mountains, Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 76 p.
- Tschache, O.P. 1970. Effects of ecological changes induced by various sagebrush control techniques on small mammal populations. M.Sc. Thesis. Bozeman, MT: Montana State University. 51 p.
- Web Search Engines for Articles on "Hooker's Sandwort"
