Difference between revisions of "Opuntia pusilla"
Syn. Pl. Succ., 195. 1812.
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|common_names=Sandbur pricklypear | |common_names=Sandbur pricklypear | ||
| + | |special_status={{Treatment/ID/Special_status | ||
| + | |code=E | ||
| + | |label=Endemic | ||
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|basionyms={{Treatment/ID/Basionym | |basionyms={{Treatment/ID/Basionym | ||
|name=Cactus pusillus | |name=Cactus pusillus | ||
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|publication title=Syn. Pl. Succ., | |publication title=Syn. Pl. Succ., | ||
|publication year=1812 | |publication year=1812 | ||
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| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V4/V4_239.xml |
|subfamily=Cactaceae subfam. Opuntioideae | |subfamily=Cactaceae subfam. Opuntioideae | ||
|genus=Opuntia | |genus=Opuntia | ||
Latest revision as of 22:57, 5 November 2020
Shrubs, creeping, often forming mats, trailing, to 0.1 m. Stem segments easily detached, green, purplish red under stress, flattened, elliptic to linear, sometimes subcylindric (to subspheric), 2.5–5(–8) × 1.2–2.5 cm, tuberculate, glabrous; areoles 2–5 per diagonal row across midstem segment, subcircular, 2–3 mm diam.; wool tan to gray. Spines (0–)1–2(–4) per areole, in distal 3/4 of stem segment areoles (to nearly spineless), porrect to spreading, red-brown, aging gray, stout, straight, terete, to 30 mm, strongly barbed. Glochids in crescent at adaxial edge of areole, pale yellow, aging brown, to 3 mm, longest at areole apex. Flowers: inner tepals yellow throughout, 20–30 mm; filaments and anthers yellow; style and stigma lobes white. Fruits green becoming red-purple at late maturity, barrel-shaped, 18–30 × 12–20 mm, fleshy, glabrous, spineless; areoles 8–16. Seeds tan, subcircular, flattened, 4–6 mm diam.; girdle slightly protruding. 2n = 44.
Phenology: Flowering spring (Apr–May).
Habitat: Dune and pine scrub, primarily coastal, sandy openings, dunes, or rocky outcrops
Elevation: 0-100 m
Distribution
Ala., Fla., Ga., Miss., N.C., S.C., Tex.
Discussion
Selected References
None.