Difference between revisions of "Opuntia engelmannii var. flexispina"
Madroño 35: 348. 1988.
Basionym: Opuntia flexispina Griffiths
Synonyms: Opuntia strigil var. flexispina (Griffiths) L. D. Benson
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|distribution=Tex. | |distribution=Tex. | ||
|discussion=<p>Of conservation concern.</p><!-- | |discussion=<p>Of conservation concern.</p><!-- | ||
| − | --><p>Opuntia engelmannii var. flexispina is recognized here reluctantly because it is so poorly known; more study is required to assess its status. Its distribution is limited to Webb and Zapata counties, Texas, according to D. Weniger (1970).</p> | + | --><p><i>Opuntia engelmannii </i>var.<i> flexispina</i> is recognized here reluctantly because it is so poorly known; more study is required to assess its status. Its distribution is limited to Webb and Zapata counties, Texas, according to D. Weniger (1970).</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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|publication year=1988 | |publication year=1988 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V4/V4_257.xml |
|subfamily=Cactaceae subfam. Opuntioideae | |subfamily=Cactaceae subfam. Opuntioideae | ||
|genus=Opuntia | |genus=Opuntia | ||
Revision as of 18:26, 18 September 2019
Stem segments ovate to subcircular, 20–35 × 15–30 cm, to 1.5 times longer than wide. Spines (0–)1–5 per areole, evenly distributed on stem segments, deflexed sharply (not arching) or recurving laterally, yellow, sometimes with brown basal portions, flexible, the longest 50–80 mm.
Phenology: Flowering spring.
Habitat: Rangelands, on hills
Elevation: 100-200 m
Discussion
Of conservation concern.
Opuntia engelmannii var. flexispina is recognized here reluctantly because it is so poorly known; more study is required to assess its status. Its distribution is limited to Webb and Zapata counties, Texas, according to D. Weniger (1970).
Selected References
None.
Lower Taxa
None.