Difference between revisions of "Opuntia triacantha"

(Willdenow) Sweet

Hort. Brit., 172. 1826.

Basionym: Cactus triacanthos Willdenow
Synonyms: Opuntia abjecta Small ex Britton & Rose Opuntia militaris Britton & Rose
Treatment appears in FNA Volume 4. Treatment on page 130. Mentioned on page 126.
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|name=Opuntia abjecta
 
|name=Opuntia abjecta
 
|authority=Small ex Britton & Rose
 
|authority=Small ex Britton & Rose
}}{{Treatment/ID/Synonym
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}} {{Treatment/ID/Synonym
 
|name=Opuntia militaris
 
|name=Opuntia militaris
 
|authority=Britton & Rose
 
|authority=Britton & Rose
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|elevation=0 m
 
|elevation=0 m
 
|distribution=Fla.;West Indies.
 
|distribution=Fla.;West Indies.
|discussion=<p>Opuntia triacantha occurs in the flora area only on Big Pine Key, Florida. It is in the Center for Plant Conservation’s National Collection of Endangered Plants.</p>
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|discussion=<p><i>Opuntia triacantha</i> occurs in the flora area only on Big Pine Key, Florida. It is in the Center for Plant Conservation’s National Collection of Endangered Plants.</p>
 
|tables=
 
|tables=
 
|references=
 
|references=
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|publication year=1826
 
|publication year=1826
 
|special status=
 
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V4/V4_240.xml
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V4/V4_240.xml
 
|subfamily=Cactaceae subfam. Opuntioideae
 
|subfamily=Cactaceae subfam. Opuntioideae
 
|genus=Opuntia
 
|genus=Opuntia

Revision as of 18:26, 18 September 2019

Shrubs, prostrate (to erect), clambering, to 0.6 m. Stem segments easily detached, green, flattened, elliptic, 5–18 × 3–7 cm, slightly tuberculate, glabrous; areoles 3–4 per diagonal row across midstem segment, subcircular, 4 mm diam.; wool whitish. Spines 1–3(–4) per areole, ± evenly distributed on stem segment, porrect to spreading, gray to whitish or cream, tipped black, straight, acicular, to 40 mm, barbed. Glochids yellow, aging brown, 4–9 mm. Flowers: inner tepals yellow throughout, 20–25 mm; filaments pale green to yellow; anthers yellow; style pale green or white, pink tinged; stigma lobes color unknown. Fruits red, ovoid to obovoid, 25–30 × 15–20 mm, fleshy, glabrous, bearing few areoles, spineless. Seeds tan, subcircular, somewhat flattened, 2.5 mm diam.; girdle protruding less than 1 mm. 2n = 22.


Phenology: Flowering year-round.
Habitat: Sandy areas on old limestone reefs, openings in tropical forests
Elevation: 0 m

Discussion

Opuntia triacantha occurs in the flora area only on Big Pine Key, Florida. It is in the Center for Plant Conservation’s National Collection of Endangered Plants.

Selected References

None.

Lower Taxa

None.