View source for Opuntia chlorotica

{{Treatment/ID
|accepted_name=Opuntia chlorotica
|accepted_authority=Engelmann & J. M. Bigelow
|publications={{Treatment/Publication
|title=Proc. Amer. Acad. Arts
|place=3: 291. 1856
|year=1856
}}
|common_names=Pancake pricklypear
|special_status={{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}
|basionyms=
|synonyms=
|hierarchy=Cactaceae;Cactaceae subfam. Opuntioideae;Opuntia;Opuntia chlorotica
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Cactaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Cactaceae subfam. Opuntioideae]]</div><div class="higher-taxon"><small>genus</small>[[Opuntia]]</div><div class="higher-taxon"><small>species</small>[[Opuntia chlorotica]]</div></div>
|volume=Volume 4
|mention_page=page 126, 128
|treatment_page=page 133
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Trees </b>or shrubs, erect, 2–2.5 m, with spiny, well-defined trunk to 30 cm diam. <b>Stem</b> segments not disarticulating, blue-green, flattened, obovate to circular, 13–21 × 11.5–19 cm, nearly smooth, glabrous; areoles 7–10 per diagonal row across midstem segment, subcircular to elliptic, with basal ridge, 3–6 × 2.5–4 mm; wool tan, aging grayish white. <b>Spines</b> absent or usually in distal areoles to evenly distributed over entire stem segment, yellow, aging red-brown to blackish, straight or weakly curved, ± acicular, deflexed, or some erect in marginal areoles; larger spines 0–7 per areole, terete or basally flattened, 25–45 mm, usually accompanied by few straight to wavy bristle-spines. <b>Glochids</b> crowded in narrow crescent along adaxial margins, longer toward base of areole margins, subapical tuft absent or poorly developed, yellow, aging reddish brown, to 14 mm. <b>Flowers</b>: inner tepals yellow (sometimes with reddish blush near base), abaxially reddish streaked along midveins, broadly spatulate-apiculate, 18–30 mm; filaments white to yellow; anthers; style and stigma lobes white, yellowish, or pale green. <b>Fruits</b> red, barrel-shaped, 30–60 × 18–40 mm, fleshy (often mummifying), glabrous, spineless; umbilicus 6–9 mm deep; areoles 40–68. <b>Seeds</b> yellowish, 3.5–4 × 3–3.5 mm, 1.5–1.8 mm thick, reniform to subcircular, flattened, often warped; girdle protruding 0.1–0.5 mm. <b>2n</b> = 22.</span><!--

-->{{Treatment/Body
|phenology=Flowering spring–summer (Apr–Jul).
|habitat=Desert grasslands, woodlands, chaparral, desert flats, rocky ledges, hills, canyons
|elevation=600-2400 m
|distribution=Ariz.;Calif.;Nev.;N.Mex.;Utah;Mexico (Baja California;Baja California Sur;Sonora).
|discussion=<p><i>Opuntia chlorotica</i> hybridizes with <i>O. santa-rita</i> in southeastern Arizona and with the hexaploid <i>O. phaeacantha</i> forming the tetraploid <i>O. ×curvispina</i> in areas of Arizona, California, and <i>Nevada</i>.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Opuntia chlorotica
|authority=Engelmann & J. M. Bigelow
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Cactaceae
|phenology=Flowering spring–summer (Apr–Jul).
|habitat=Desert grasslands, woodlands, chaparral, desert flats, rocky ledges, hills, canyons
|elevation=600-2400 m
|distribution=Ariz.;Calif.;Nev.;N.Mex.;Utah;Mexico (Baja California;Baja California Sur;Sonora).
|reference=None
|publication title=Proc. Amer. Acad. Arts
|publication year=1856
|special status=Illustrated
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V4/V4_249.xml
|subfamily=Cactaceae subfam. Opuntioideae
|genus=Opuntia
|species=Opuntia chlorotica
}}<!--

-->[[Category:Treatment]][[Category:Opuntia]]