Difference between revisions of "Viguiera stenoloba"
Contr. Gray Herb. 54: 97. 1918.
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|common_names=Skeletonleaf goldeneye | |common_names=Skeletonleaf goldeneye | ||
| − | |basionyms={{Treatment/ID/ | + | |basionyms={{Treatment/ID/Basionym |
|name=Heliomeris tenuifolia | |name=Heliomeris tenuifolia | ||
|authority=A. Gray | |authority=A. Gray | ||
| + | |rank=species | ||
| + | |publication_title=Mem. Amer. Acad. Arts, n. s. | ||
| + | |publication_place=4: 84. 1849, | ||
}} | }} | ||
|synonyms= | |synonyms= | ||
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|elevation=800–1900 m | |elevation=800–1900 m | ||
|distribution=N.Mex.;Tex.;Mexico (Chihuahua;Coahuila;Durango;Nuevo León;San Luis Potosí;Tamaulipas;Zacatecas). | |distribution=N.Mex.;Tex.;Mexico (Chihuahua;Coahuila;Durango;Nuevo León;San Luis Potosí;Tamaulipas;Zacatecas). | ||
| − | |discussion=<p>Viguiera stenoloba is a dominant shrub in some places in the trans-Pecos region of Texas. M. L. Butterwick (1975) suggested that the species is separable into two varieties; those have never received formal taxonomic recognition.</p> | + | |discussion=<p><i>Viguiera stenoloba</i> is a dominant shrub in some places in the trans-Pecos region of Texas. M. L. Butterwick (1975) suggested that the species is separable into two varieties; those have never received formal taxonomic recognition.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Viguiera stenoloba | name=Viguiera stenoloba | ||
| − | |||
|authority=S. F. Blake | |authority=S. F. Blake | ||
|rank=species | |rank=species | ||
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|publication year=1918 | |publication year=1918 | ||
|special status= | |special status= | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V19-20-21/V21_426.xml |
|tribe=Asteraceae tribe Heliantheae | |tribe=Asteraceae tribe Heliantheae | ||
|subtribe=Asteraceae (tribe Heliantheae) subtribe Helianthinae | |subtribe=Asteraceae (tribe Heliantheae) subtribe Helianthinae | ||
Latest revision as of 20:12, 5 November 2020
Shrubs, 50–150 cm. Leaves opposite or alternate; sessile or subsessile; blades ovate (and shallowly to deeply lobed, lobes 3–9, ± linear) or linear, 1.5–10.8 × 1–9 cm, ultimate margins entire (revolute), faces: abaxial loosely to densely strigillose (canescent) and gland-dotted, adaxial densely strigose to glabrate. Heads usually borne singly. Peduncles 2–5 cm. Involucres 5–12 × 7–9 mm. Phyllaries abruptly narrowed to acuminate or spatulate (phyllary bases broad, indurate, apices herbaceous). Paleae (oblong-rectangular) 4–5 mm, apices abruptly acuminate. Ray florets 13–18; tubes 0.9–1.1 mm, laminae 7–12 mm. Disc florets 100+; corollas 3.3–4.2 mm. Cypselae 2–3 mm, glabrous; pappi 0. 2n = 34, 68.
Phenology: Flowering May–Sep.
Habitat: Tamaulipan and Chihuahuan Desert scrub
Elevation: 800–1900 m
Distribution
N.Mex., Tex., Mexico (Chihuahua, Coahuila, Durango, Nuevo León, San Luis Potosí, Tamaulipas, Zacatecas).
Discussion
Viguiera stenoloba is a dominant shrub in some places in the trans-Pecos region of Texas. M. L. Butterwick (1975) suggested that the species is separable into two varieties; those have never received formal taxonomic recognition.
Selected References
None.