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Dwarf Waterleaf - Hydrophyllum capitatum
Native Species
Global Rank:
G5
State Rank:
S4
Agency Status
USFWS:
USFS:
BLM:
MNPS Threat Rank:
C-value:
4
External Links
General Description
Fibrous-rooted perennials. Stems ascending to erect, 5–25 cm. Herbage sparsely hirsute or strigose. Leaves long-petiolate; blades 3–10 cm long, pinnately divided into 7 to 11 sessile, ovate, simple or lobed leaflets. Inflorescence a densely-branched, capitate, cyme, shorter than the subtending leaf. Flowers campanulate; calyx hirsute, lobed to near the base, 4–6 mm long; corolla light blue, 7–10 mm long, tube shorter than the lobes, ciliate at points of filament attachment; stamens and style exserted. Capsule with 1 to 3 seeds
(Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Our plants are variety
capitatum.
Species Range
Range Comments
BC, AB south to CA and CO (Lesica 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Observations in Montana Natural Heritage Program Database
Number of Observations: 165
(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
Vernally moist, sometimes disturbed soil or talus in open forest, woodlands, grasslands, meadows, thickets; valleys to lower subalpine
(Lesica 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 vagans,
Bombus fervidus,
Bombus huntii,
Bombus griseocollis, and
Bombus impatiens (Thorp et al. 1983, Colla and Dumesh 2010).
References
- Literature Cited AboveLegend:
View Online Publication
Colla, S.R. and S. Dumesh. 2010. The bumble bees of southern Ontario: notes on natural history and distribution. Journal of the Entomological Society of Ontario 141: 39-68.- Thorp, R.W., D.S. Horning, and L.L. Dunning. 1983. Bumble bees and cuckoo bumble bees of California (Hymenoptera: Apidae). Bulletin of the California Insect Survey 23:1-79.
- Additional ReferencesLegend: View Online Publication
Do you know of a citation we're missing?- Eversman, S.T. 1968. A comparison of plant communities and substrates of avalanche and non-avalanche areas in south central Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 39 pp.
- Jones, W. W. 1901. Preliminary flora of Gallatin County. M.S. Thesis. Bozeman, MT: Montana State College. 78 pp.
- Joslin, G.J. 1975. Behavior and environmental selection by Elk (Cervus canadensis nelsoni) during surrmer and fall in the First and Second Yellow Mule drainages, Madison County, Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University, Bozeman. 65 p.
- Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
- Martinka, R.R. 1970. Structural characteristics and ecological relationships of male blue grouse (Dendragapus obscurus (Say)) territories in southwestern Montana. Ph.D Dissertation. Bozeman, MT: Montana State University. 73 p.
- Simanonok, M. 2018. Plant-pollinator network assembly after wildfire. Ph.D. Dissertation. Bozeman, MT: Montana State University. 123 p.
- Steerey, W. F. 1979. Distribution, range use and population characteristics of Mule Deer associated with the Schafer Creek winter range, Bridger Mountains, Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University. 119 p.
- Williams, K.L. 2012. Classification of the grasslands, shrublands, woodlands, forests and alpine vegetation associations of the Custer National Forest portion of the Beartooth Mountains in southcentral Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 376 p.
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