Difference between revisions of "Mucronea perfoliata"
Muhlenburgia 2: 23. 1905.
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|common_names=Perfoliate spineflower | |common_names=Perfoliate spineflower | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
| + | }} | ||
|basionyms={{Treatment/ID/Basionym | |basionyms={{Treatment/ID/Basionym | ||
|name=Chorizanthe perfoliata | |name=Chorizanthe perfoliata | ||
|authority=A. Gray | |authority=A. Gray | ||
| + | |rank=species | ||
|publication_title=Proc. Boston Soc. Nat. Hist. | |publication_title=Proc. Boston Soc. Nat. Hist. | ||
|publication_place=7: 148. 1859 | |publication_place=7: 148. 1859 | ||
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|name=Mucronea perfoliata var. opaca | |name=Mucronea perfoliata var. opaca | ||
|authority=Hoover | |authority=Hoover | ||
| + | |rank=variety | ||
}} | }} | ||
|hierarchy=Polygonaceae;Polygonaceae subfam. Eriogonoideae;Mucronea;Mucronea perfoliata | |hierarchy=Polygonaceae;Polygonaceae subfam. Eriogonoideae;Mucronea;Mucronea perfoliata | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Mucronea perfoliata | name=Mucronea perfoliata | ||
| − | |||
|authority=(A. Gray) A. Heller | |authority=(A. Gray) A. Heller | ||
|rank=species | |rank=species | ||
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|publication title=Muhlenburgia | |publication title=Muhlenburgia | ||
|publication year=1905 | |publication year=1905 | ||
| − | |special status= | + | |special status=Endemic |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V5/V5_990.xml |
|subfamily=Polygonaceae subfam. Eriogonoideae | |subfamily=Polygonaceae subfam. Eriogonoideae | ||
|genus=Mucronea | |genus=Mucronea | ||
Latest revision as of 22:15, 5 November 2020
Plants (0.2–)0.3–2(–3) ×0.5–5 dm. Leaves: petiole inconspicuous; blade spatulate, (1–)2–5 × (0.2–)0.3–1.2(–2) cm. Inflor-escences: bracts 3, spreading to nearly erect, perfoliate, becoming 1-sided and weakly perfoliate apically, connate for nearly their entire length, orbiculate, 0.5–1(–2) cm, apex acute to obtuse; awns 0.3–1.2(–1.5) mm. Involucres 1, 4-angled, distinctly ribbed and usually corrugate, often strongly ventricose, 3–5(–6) mm; teeth 4, spreading to strongly divergent, glandular or strongly hirsute; awns straight, (0.3–)0.5–1.2 mm. Flowers 1; perianth 1.5–3(–3.5) mm, pubescent abaxially; tepals narrowly oblanceolate, erose or fimbriate apically, infrequently entire or 2-lobed; stamens 9; filaments 1–2.5(–3) mm; anthers 0.5–0.8(–0.9) mm. Achenes 2–3 mm. 2n = 38, 40.
Phenology: Flowering Mar–Jul.
Habitat: Sandy to gravelly flats and slopes, mixed grassland, saltbush, creosote bush, and chaparral communities, pine-oak woodlands
Elevation: 100-1600(-1900) m
Discussion
Mucronea perfoliata is found in the Coast and Transverse ranges from Stanislaus County south to Ventura County, and in the San Joaquin Valley from Kings County south to the Tehachapi Mountains and the northwestern edge of the Mojave Desert in Kern County.
Selected References
None.