Difference between revisions of "Opuntia fragilis"
Suppl. Pl. Succ., 82. 1819.
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|common_names=Brittle pricklypear;little pricklypear | |common_names=Brittle pricklypear;little pricklypear | ||
− | |basionyms={{Treatment/ID/ | + | |special_status={{Treatment/ID/Special_status |
+ | |code=E | ||
+ | |label=Endemic | ||
+ | }} | ||
+ | |basionyms={{Treatment/ID/Basionym | ||
|name=Cactus fragilis | |name=Cactus fragilis | ||
|authority=Nuttall | |authority=Nuttall | ||
+ | |rank=species | ||
+ | |publication_title=Gen. N. Amer. Pl. | ||
+ | |publication_place=1: 296. 1818 | ||
}} | }} | ||
|synonyms={{Treatment/ID/Synonym | |synonyms={{Treatment/ID/Synonym | ||
|name=Opuntia brachyarthra | |name=Opuntia brachyarthra | ||
|authority=Engelmann & J. M. Bigelow | |authority=Engelmann & J. M. Bigelow | ||
− | }}{{Treatment/ID/Synonym | + | |rank=species |
+ | }} {{Treatment/ID/Synonym | ||
|name=Opuntia fragilis var. brach | |name=Opuntia fragilis var. brach | ||
|authority=yarthra (Engelmann & J. M. Bigelow) J. M. Coulter | |authority=yarthra (Engelmann & J. M. Bigelow) J. M. Coulter | ||
+ | |rank=variety | ||
}} | }} | ||
|hierarchy=Cactaceae;Cactaceae subfam. Opuntioideae;Opuntia;Opuntia fragilis | |hierarchy=Cactaceae;Cactaceae subfam. Opuntioideae;Opuntia;Opuntia fragilis | ||
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− | --><span class="statement" id="st- | + | --><span class="statement" id="st-undefined" data-properties=""><b>Shrubs,</b> low, forming mats, 2–10 cm. <b>Stem</b> segments easily detached when terminal, dark green, subspheric to subcylindric, to flattened and elliptic obovate, (1.5–)2–5.5 × (1–)1.5–3 cm, low tuberculate (pronounced when dried), glabrous; areoles 3–5 per diagonal row across midstem segment, oval, 3 × 2.5 mm; wool white. <b>Spines</b> 3–8 per areole, in most areoles spreading, gray with brown tips, straight, ± acicular, terete, the longest 8–24 mm; depressed spines at base of areoles 0–3, 1–3 mm. <b>Glochids</b> in crescent at adaxial margin of areole, tan to brown, inconspicuous, to 3 mm. <b>Flowers</b>: inner tepals yellow, sometimes basally red, 20–26 mm; filaments white or red; anthers yellow; style white; stigma lobes green. <b>Fruits</b> tan, 10–30 × 8–15 mm, dry, glabrous; areoles 12–22, distal areoles bearing 1–6 short spines. <b>Seeds</b> tan to gray, flattened, warped, oblong to subcircular, 5–6 mm diam.; girdle protruding 1–1.5 mm. <b>2n</b> = 66.</span><!-- |
-->{{Treatment/Body | -->{{Treatment/Body | ||
+ | |phenology=Flowering summer (late Jun-early Jul). | ||
|habitat=Barren areas in grasslands, woodlands, sandy or gravelly soils, on outcrops of granite, limestone, or quartzite | |habitat=Barren areas in grasslands, woodlands, sandy or gravelly soils, on outcrops of granite, limestone, or quartzite | ||
|elevation=0-2400 m | |elevation=0-2400 m | ||
|distribution=Alta.;B.C.;Man.;Ont.;Sask.;Ariz.;Calif.;Colo.;Idaho;Ill.;Iowa;Kans.;Mich. ;Minn.;Mont.;Nebr.;N.Mex.;N.Dak.;Okla.;Oreg.;S.Dak.;Tex.;Utah;Wash.;Wis.;Wyo. | |distribution=Alta.;B.C.;Man.;Ont.;Sask.;Ariz.;Calif.;Colo.;Idaho;Ill.;Iowa;Kans.;Mich. ;Minn.;Mont.;Nebr.;N.Mex.;N.Dak.;Okla.;Oreg.;S.Dak.;Tex.;Utah;Wash.;Wis.;Wyo. | ||
− | |discussion=<p>Opuntia fragilis is a widespread, though inconspicuous, species; in many places, it flowers infrequently, if at all. Its easily detached stem segments are dispersed by animals and possibly water.</p> | + | |discussion=<p><i>Opuntia fragilis</i> is a widespread, though inconspicuous, species; in many places, it flowers infrequently, if at all. Its easily detached stem segments are dispersed by animals and possibly water.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Opuntia fragilis | name=Opuntia fragilis | ||
− | |||
|authority=(Nuttall) Haworth | |authority=(Nuttall) Haworth | ||
|rank=species | |rank=species | ||
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|basionyms=Cactus fragilis | |basionyms=Cactus fragilis | ||
|family=Cactaceae | |family=Cactaceae | ||
+ | |phenology=Flowering summer (late Jun-early Jul). | ||
|habitat=Barren areas in grasslands, woodlands, sandy or gravelly soils, on outcrops of granite, limestone, or quartzite | |habitat=Barren areas in grasslands, woodlands, sandy or gravelly soils, on outcrops of granite, limestone, or quartzite | ||
|elevation=0-2400 m | |elevation=0-2400 m | ||
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|publication title=Suppl. Pl. Succ., | |publication title=Suppl. Pl. Succ., | ||
|publication year=1819 | |publication year=1819 | ||
− | |special status= | + | |special status=Endemic |
− | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V4/V4_281.xml |
|subfamily=Cactaceae subfam. Opuntioideae | |subfamily=Cactaceae subfam. Opuntioideae | ||
|genus=Opuntia | |genus=Opuntia | ||
|species=Opuntia fragilis | |species=Opuntia fragilis | ||
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}}<!-- | }}<!-- | ||
-->[[Category:Treatment]][[Category:Opuntia]] | -->[[Category:Treatment]][[Category:Opuntia]] |
Latest revision as of 22:57, 5 November 2020
Shrubs, low, forming mats, 2–10 cm. Stem segments easily detached when terminal, dark green, subspheric to subcylindric, to flattened and elliptic obovate, (1.5–)2–5.5 × (1–)1.5–3 cm, low tuberculate (pronounced when dried), glabrous; areoles 3–5 per diagonal row across midstem segment, oval, 3 × 2.5 mm; wool white. Spines 3–8 per areole, in most areoles spreading, gray with brown tips, straight, ± acicular, terete, the longest 8–24 mm; depressed spines at base of areoles 0–3, 1–3 mm. Glochids in crescent at adaxial margin of areole, tan to brown, inconspicuous, to 3 mm. Flowers: inner tepals yellow, sometimes basally red, 20–26 mm; filaments white or red; anthers yellow; style white; stigma lobes green. Fruits tan, 10–30 × 8–15 mm, dry, glabrous; areoles 12–22, distal areoles bearing 1–6 short spines. Seeds tan to gray, flattened, warped, oblong to subcircular, 5–6 mm diam.; girdle protruding 1–1.5 mm. 2n = 66.
Phenology: Flowering summer (late Jun-early Jul).
Habitat: Barren areas in grasslands, woodlands, sandy or gravelly soils, on outcrops of granite, limestone, or quartzite
Elevation: 0-2400 m
Distribution
![V4 281-distribution-map.gif](/w/images/0/06/V4_281-distribution-map.gif)
Alta., B.C., Man., Ont., Sask., Ariz., Calif., Colo., Idaho, Ill., Iowa, Kans., Mich., Minn., Mont., Nebr., N.Mex., N.Dak., Okla., Oreg., S.Dak., Tex., Utah, Wash., Wis., Wyo.
Discussion
Opuntia fragilis is a widespread, though inconspicuous, species; in many places, it flowers infrequently, if at all. Its easily detached stem segments are dispersed by animals and possibly water.
Selected References
None.