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Ballhead Ipomopsis - Ipomopsis congesta
Other Names:
Ball-head Standing-cypress, Ballhead Gilia,
Gilia congesta
Native Species
Global Rank:
G5
State Rank:
SNR
C-value:
4
Agency Status
USFWS:
USFS:
BLM:
External Links
General Description
Perennial with a woody, branched (rarely simple) caudex. Stems simple, prostrate to erect, 4–20 cm. Herbage tomentose to glabrous. Leaves 5–60 mm long, simple or, pinnately lobed into linear segments. Inflorescence terminal and axillary, capitate, minutely-bracteate cymes. Flowers: calyx 3–5 mm long; corolla white, salverform; tube 3–5 mm long barely greater than the calyx; lobes 1–3 mm long; stamens exserted; filaments longer than the anthers. Capsule 2–4 mm long with 1 or 2 seeds per locule (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Plants in MT are subspecies
congesta, crebrifolia (Nutt.) A.G. Day, and
pseudotypica (Constance & Rollins) A.G. Day.
Species Range
Montana Range
Range Descriptions
Native
Range Comments
OR to ND, south to CA, AZ, NM and CO (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Observations in Montana Natural Heritage Program Database
Number of Observations: 28
(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
Sandy or clay soil of grasslands, sagebrush steppe, badlands, pine woodlands; 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 occidentalis (Pyke et al. 2012).
References
- Literature Cited AboveLegend:
View Online Publication- Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
- Pyke, G.H., D.W. Inouye, and J.D. Thomson. 2012. Local geographic distributions of bumble bees near Crested Butte, Colorado: competition and community structure revisited. Environmental Entomology 41(6): 1332-1349.
- Additional ReferencesLegend: View Online Publication
Do you know of a citation we're missing?
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.- 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.
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