Difference between revisions of "Noccaea fendleri subsp. glauca"
Syst. Bot. 29: 382. 2004.
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|name=Thlaspi alpestre var. glaucum | |name=Thlaspi alpestre var. glaucum | ||
|authority=A. Nelson | |authority=A. Nelson | ||
+ | |rank=variety | ||
|publication_title=Wyoming Agric. Exp. Sta. Bull. | |publication_title=Wyoming Agric. Exp. Sta. Bull. | ||
|publication_place=28: 84. 1896 | |publication_place=28: 84. 1896 | ||
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|name=Noccaea coloradensis | |name=Noccaea coloradensis | ||
|authority=(Rydberg) Holub | |authority=(Rydberg) Holub | ||
+ | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Noccaea glauca | |name=Noccaea glauca | ||
|authority=(A. Nelson) Holub | |authority=(A. Nelson) Holub | ||
+ | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Thlaspi alpestre var. purpurascens | |name=Thlaspi alpestre var. purpurascens | ||
|authority=(Rydberg) Ostenfeld | |authority=(Rydberg) Ostenfeld | ||
+ | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Thlaspi australe | |name=Thlaspi australe | ||
|authority=Rydberg | |authority=Rydberg | ||
+ | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Thlaspi coloradense | |name=Thlaspi coloradense | ||
|authority=A. Gray | |authority=A. Gray | ||
+ | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Thlaspi fendleri var. coloradense | |name=Thlaspi fendleri var. coloradense | ||
|authority=(Rydberg) Maguire | |authority=(Rydberg) Maguire | ||
+ | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Thlaspi fendleri var. glaucum | |name=Thlaspi fendleri var. glaucum | ||
|authority=(A. Nelson) C. L. Hitchcock | |authority=(A. Nelson) C. L. Hitchcock | ||
+ | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Thlaspi fendleri var. hesperium | |name=Thlaspi fendleri var. hesperium | ||
|authority=(Payson) C. L. Hitchcock | |authority=(Payson) C. L. Hitchcock | ||
+ | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Thlaspi fendleri var. tenuipes | |name=Thlaspi fendleri var. tenuipes | ||
|authority=Maguire | |authority=Maguire | ||
+ | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Thlaspi glaucum | |name=Thlaspi glaucum | ||
− | |authority= | + | |authority= |
+ | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Thlaspi glaucum var. hesperium | |name=Thlaspi glaucum var. hesperium | ||
|authority=Payson | |authority=Payson | ||
+ | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Thlaspi glaucum var. pedunculatum | |name=Thlaspi glaucum var. pedunculatum | ||
|authority=Payson | |authority=Payson | ||
+ | |rank=variety | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Thlaspi hesperium | |name=Thlaspi hesperium | ||
− | |authority= | + | |authority= |
+ | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=Thlaspi purpurascens | |name=Thlaspi purpurascens | ||
− | |authority= | + | |authority= |
+ | |rank=species | ||
}} | }} | ||
|hierarchy=Brassicaceae;Brassicaceae tribe Noccaeeae;Noccaea;Noccaea fendleri;Noccaea fendleri subsp. glauca | |hierarchy=Brassicaceae;Brassicaceae tribe Noccaeeae;Noccaea;Noccaea fendleri;Noccaea fendleri subsp. glauca | ||
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|elevation=300-4400 m | |elevation=300-4400 m | ||
|distribution=Ariz.;Calif.;Colo.;Idaho;Mont.;Nev.;N.Mex.;Oreg.;Tex.;Utah;Wash.;Wyo.;Mexico (Chihuahua). | |distribution=Ariz.;Calif.;Colo.;Idaho;Mont.;Nev.;N.Mex.;Oreg.;Tex.;Utah;Wash.;Wyo.;Mexico (Chihuahua). | ||
− | |discussion=<p>Subspecies glauca, which is the most morphologically variable and most widespread North American taxon in <i>Noccaea</i>, corresponds to <i>Thlaspi</i> montanum < | + | |discussion=<p>Subspecies glauca, which is the most morphologically variable and most widespread North American taxon in <i>Noccaea</i>, corresponds to <i>Thlaspi</i> montanum <i></i>var.<i> montanum</i> in the sense of P. K. Holmgren (1971) and R. C. Rollins (1993). As indicated above, that variety is a strictly European taxon. Subspecies glauca exhibits a wide elevational range, and one collection, Clements 427 (US), was made at 4350 m at the summit of Pike’s Peak, Colorado.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Noccaea fendleri subsp. glauca | name=Noccaea fendleri subsp. glauca | ||
− | |||
|authority=(A. Nelson) Al-Shehbaz & M. Koch | |authority=(A. Nelson) Al-Shehbaz & M. Koch | ||
|rank=subspecies | |rank=subspecies | ||
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|publication year=2004 | |publication year=2004 | ||
|special status= | |special status= | ||
− | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V7/V7_983.xml |
|tribe=Brassicaceae tribe Noccaeeae | |tribe=Brassicaceae tribe Noccaeeae | ||
|genus=Noccaea | |genus=Noccaea |
Latest revision as of 22:37, 5 November 2020
Stems (0.1–)0.5–3.2(–4.5) dm. Basal leaves: petiole differentiated from blade, 0.8–1(–2) times longer than blade; blade ovate to oblong, 4–9(–15) mm wide, base cuneate. Cauline leaves (4–)7–16(–21). Racemes often lax. Fruiting pedicels horizontal to strongly descending, forming an angle to 130º with rachis. Flowers: petals white or, occasionally, pinkish purple, (3.4–)4–7(–8.5) × (1–)1.5–2.7(–4.2) mm. Fruits winged or, occasionally, not winged, obovate to obcordate, (2.5–)5–8(–12) × (1.5–)2.6–4.5(–6.6) mm, 1–2 times as long as wide, apex obtuse, truncate, to emarginate; style (0.4–)1–2.2(–3) mm. Seeds 4–6 per fruit. 2n = 14, 28.
Phenology: Flowering Apr–Aug.
Habitat: Dry or moist, open alluvial flats or fans, rocky or talus slopes, scree, limestone cliffs, alpine or subalpine meadows, near snowbanks, streamsides, forest clearings
Elevation: 300-4400 m
Distribution
Ariz., Calif., Colo., Idaho, Mont., Nev., N.Mex., Oreg., Tex., Utah, Wash., Wyo., Mexico (Chihuahua).
Discussion
Subspecies glauca, which is the most morphologically variable and most widespread North American taxon in Noccaea, corresponds to Thlaspi montanum var. montanum in the sense of P. K. Holmgren (1971) and R. C. Rollins (1993). As indicated above, that variety is a strictly European taxon. Subspecies glauca exhibits a wide elevational range, and one collection, Clements 427 (US), was made at 4350 m at the summit of Pike’s Peak, Colorado.
Selected References
None.