Rock Garden Plants
Xanthisma grindelioides (Nutt.) D.R.Morgan & R.L.Hartm. trib. Astereae 
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FamilyASTERACEAE
Genus speciesXanthisma grindelioides (Nutt.) D.R.Morgan & R.L.Hartm. trib. Astereae
SynonymsEriocarpum grindelioides Nutt.
 Haplopappus nuttallii Torr. & A.Gray
 Machaeranthera grindelioides (Nutt.) Shinners
Habitatamerican prairie
Altitude1000-2400m
Descriptiontaproot, leaves tomentose to glabrous, basal leaves reduced, stem leaves rigid, oblong-spathulate, spinulose-dentate, 20-40mm, capitula 1-several, campanulate, discoid
Size10-30cm
Coloryellow
Bloomsummer
Ca
Typesubshrub
Cultivationsunny site with a deep, drained soil
alpine house, rich, drained soil, sun
Propagationseed in spring, barely covered, germ. 1 month, 16-21°C
cuttings in spring and late summer
Territory Northern America
     Western Canada (Alberta , Saskatchewan )
     Northwestern U.S.A. (Colorado , Idaho , Montana , Wyoming )
     North-Central U.S.A. (North Dakota , Nebraska , South Dakota )
     Southwestern U.S.A. (Arizona , Nevada , Utah )
     South-Central U.S.A. (New Mexico)
BibliographyPlants of the World online powo.science.kew.org
International Plant Names Index www.ipni.org
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Comments

ASTERACEAE

Xanthisma grindelioides (Nutt.) D.R.Morgan & R.L.Hartman, Sida 20(4): 1403 (2003)

Basionym:
Eriocarpum grindelioides Nutt., Trans. Amer. Philos. Soc., ser. 2. 7: 321 (1840)

Synonyms:
Machaeranthera grindelioides (Nutt.) Shinners
Sideranthus grindelioides (Nutt.) Britton
=============================================================================
grindelioides typicum ined.

Aster nuttallii (Torr. & A.Gray) Kuntze
Haplopappus nuttallii Torr. & A.Gray

w. Canada, w. & c. USA
71 ABT SAS 73 COL IDA MNT WYO 74 NDA NEB SDA 76 ARI NEV UTA 77 NWM

1000-2400m

grindelioides depressum (Maguire) D.R.Morgan & R.L.Hartman, ibid.

Basionym:
Haplopappus nuttallii depressus Maguire, Amer. Midl. Naturalist 37: 144 (1947)

Synonyms:
Machaeranthera grindelioides depressa (Maguire) Cronquist & D.D.Keck

Nevada, Utah
76 NEV UTA

1300-2000m

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