familyFabaceae
subfamilyFabaceae subfam. Faboideae
genusAstragalus
sectionAstragalus sect. Pulsiferani
speciesAstragalus pulsiferae
varietyAstragalus pulsiferae var. coronensis

Astragalus pulsiferae var. coronensis

S. L. Welsh

Ondricek & G. Clifton, Rhodora 104: 276, fig. 1. 2002.

Stanley L. Welsh
Common names: Ram’s horn milkvetch
Endemic
Treatment appears in FNA Volume 11.

Caudices superficial. Stems emergent at soil level; foliose to the base, internodes villosulous. Stipules distinct at proximal nodes. Flowers: calyx lobes 1.5–2.5 mm. Legumes villosu­lous, hairs 1–1.7 mm.


Phenology: Flowering Jun–Jul.
Habitat: Gravelly volcanic duff and hard-packed soils, with juniper, sagebrush, and Jeffrey pine.
Elevation: 1500–1900 m.

Distribution

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Calif., Nev.

Discussion

Variety coronensis is known from California in the Modoc Plateau in Lassen and Modoc counties and from a volcanic inclusion in the Sierra Nevada of Plumas County. A disjunct population occurs in Washoe County in Nevada.

Variety coronensis is similar in flower and fruit char­acteristics to vars. suksdorfii and pulsiferae but differs in features provided in the key.

Selected References

None.

Lower Taxa

None.
... more about "Astragalus pulsiferae var. coronensis"
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Author
Stanley L. Welsh +
Authority
S. L. Welsh +
Common name
Ram’s horn milkvetch +
Distribution
Calif. +  and Nev. +
Elevation
1500–1900 m. +
Habitat
Gravelly volcanic duff and hard-packed soils, with juniper, sagebrush, and Jeffrey pine. +
Number of lower taxa
0 +
Phenology
Flowering Jun–Jul. +
Publication title
Ondricek & G. Clifton, Rhodora +
Publication year
2002 +
Reference
None +
Source xml
https://bitbucket.org/aafc-mbb/fna-data-curation/src/master/coarse grained fna xml/V11/V11 1843.xml +
Special status
Endemic +
Synonyms
Papilionoideae de +
Taxon family
Fabaceae +
Taxon name
Astragalus pulsiferae var. coronensis +
Taxon parent
Astragalus pulsiferae +
Taxon rank
variety +
Volume
Volume 11 +