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Small Soapweed Yucca - Yucca glauca
Native Species
Global Rank:
G5
State Rank:
S4S5
C-value:
4
Agency Status
USFWS:
USFS:
BLM:
External Links
General Description
Semi-woody, acaulescent perennials, sometimes with multiple rosettes. Leaves simple, linear-lanceolate, spine-tipped, concave in cross section, 15–50 cm × 3–6 mm, glaucous; margins white with curled, spreading fibers. Scape 20–40 cm. Inflorescence a raceme, 40–100 cm long with leaf-like bracts. Flowers perfect, regular, pendent, broadly overlapping; tepals 6, separate, elliptic, greenish white, 30–45 mm long; stamens 6, included; ovary superior; stigma 3-lobed. Fruit a 6-celled obovoid capsule, 3–6 cm long; seeds numerous, black, flattened (
Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Species Range
Montana Range
Range Descriptions
Native
Range Comments
AB south to NM, TX and KS (Lesica et al. 2012. Manual of Montana Vascular Plants. BRIT Press. Fort Worth, TX).
Observations in Montana Natural Heritage Program Database
Number of Observations: 1419
(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
National Vegetation Classification System Groups Associated with this Species
Forest and Woodland
Low Elevation - Xeric Forest and Woodland
Grassland
Lowland - Prairie Grassland
Stewardship Responsibility
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.
- Additional ReferencesLegend: View Online Publication
Do you know of a citation we're missing?
Anderson, N.L. 1951. Field studies on the biology of range grasshoppers of southeastern Montana. M.Sc. Thesis. Bozeman, Montana: Montana State University. 96 p.- DuBois, K.L. 1979. An inventory of the avifauna in the Long Pines of Southeastern Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 113 p.
- Fritzen, D.E. 1995. Ecology and behavior of Mule Deer on the Rosebud Coal Mine, Montana. Ph.D. Dissertation. Bozeman, MT: Montana State University. 143 p.
- 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.
- Holeckek, J.L. 1976. Initial effects of different species treatments and fertilizer rates on a mine spoils rehabilitation. M.Sc. Thesis. Bozeman, MT: Montana State University. 91 p.
- King, L.A. 1980. Effects of topsoiling and other reclamation practices on nonseeded species establishment on surface mined land at Colstrip, Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 129 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.
- Meier, G.A. 1997. The colonization of Montana roadsides by native and exotic plants. M.Sc. Thesis. Bozeman, MT: Montana State University. 45 p.
- Mussgnug, G.L. 1972. The structure and performance of an adult population of Aulocara elliotti (Thomas) (Orthoptera, Acrididae) near Billings, Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 97 p.
- Plantenberg, P.L. 1983. Factors affecting vegetation development on mined land at Colstrip, Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 121 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.
- Rennick, R.B. 1981. Effects of prescribed burning on mixed prairie vegetation in southeastern Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 144 p.
- Seipel, T.F. 2006. Plant species diversity in the sagebrush steppe of Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 87 p.
- Skilbred, Chester L. 1979. Plant succession on five naturally revegetated strip-mined deposits at Colstrip, Montana. M.Sc. Thesis. Bozeman, MT: Montana State University. 128 pp.
- Thompson, W. L. 1993. Ecology of Merriam's Turkeys in relation to burned and logged areas in southeastern Montana. Ph.D. Dissertation. Bozeman, MT: Montana State University. 195 p.
- Wood, A.K. 1987. Ecology of a prairie mule deer population. Ph.D. Dissertation. Bozeman, MT: Montana State University. 205 p.
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