Difference between revisions of "Acanthocereus"

(Engelmann ex A. Berger) Britton & Rose

Contr. U.S. Natl. Herb. 12: 432. 1909.

Etymology: Greek akantha, thorn, and Cereus, a genus of cacti
Basionym: Cereus subsect. Acanthocereus Engelmann ex A. Berger Rep. (Annual) Missouri Bot. Gard. 16: 77. 1905
Treatment appears in FNA Volume 4. Treatment on page 154. Mentioned on page 96, 152.
FNA>Volume Importer
 
m (Corrected spelling of basionym to match printed version.)
 
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|year=1909
 
|year=1909
 
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|basionyms={{Treatment/ID/Synonym
+
|basionyms={{Treatment/ID/Basionym
|name=Cereus subsect. Canthocereus
+
|name=Cereus subsect. Acanthocereus
 
|authority=Engelmann ex A. Berger
 
|authority=Engelmann ex A. Berger
 +
|rank=subsection
 +
|publication_title=Rep. (Annual) Missouri Bot. Gard.
 +
|publication_place=16: 77. 1905
 
}}
 
}}
 
|synonyms=
 
|synonyms=
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}}<!--
 
}}<!--
  
--><span class="statement" id="st-d0_s0" data-properties="shrub orientation;shrub orientation;shrub orientation;shrub orientation;shrub growth form;shrub architecture;thicket prominence"><b>Shrubs,</b> erect to arching, clambering, or climbing, often sparingly branched, sometimes forming impenetrable thickets.</span> <span class="statement" id="st-d0_s1" data-properties="root density;root derivation"><b>Roots </b>diffuse, adventitious where arching stems touch soil.</span> <span class="statement" id="st-d0_s2" data-properties="stem shape;stem architecture;stem coloration;stem shape;stem shape;stem atypical length;stem length;stem atypical width;stem width"><b>Stems </b>segmented or unsegmented, green, greatly elongate, angled, 30–400 [–700] × (4–) 6–10 cm;</span> <span class="statement" id="st-d0_s3" data-properties="rib atypical count;rib count;rib shape;rib shape;rib shape;rib prominence;rib some measurement;rib depth;rib thickness;rib crest shape">ribs 3–5 [–7], narrowly triangular to winglike, very prominent, 3–5 cm deep, less than 1 cm thick, rib crests undulate;</span> <span class="statement" id="st-d0_s4" data-properties="areole arrangement;areole some measurement;areole arrangement;areole shape;areole shape;areole shape;areole height or length or size;areole pubescence">areoles widely spaced, located next to sinuses, 2–5 cm apart along ribs, circular to oval, short woolly.</span> <span class="statement" id="st-d0_s5" data-properties="spine atypical count;spine count;spine orientation;spine coloration;spine coloration;spine life cycle;spine coloration;spine course;spine shape;spine shape;spine shape;spine shape;spine shape;longest spine atypical some measurement;longest spine some measurement;longest spine texture"><b>Spines </b>[0–] 4–10 per areole, diffusely spreading, brown or reddish [white, yellowish, or black], aging gray, ± straight, acicular to subulate, terete or somewhat flattened, longest spines 10–40 [–70] mm, hard;</span> <span class="statement" id="st-d0_s6" data-properties="spine arrangement;spine atypical count;spine count;spine some measurement">radial spines [0–] 6–8 per areole, 5–25 mm;</span> <span class="statement" id="st-d0_s7" data-properties="central spine atypical count;central spine atypical count;central spine count;central spine some measurement">central spines [0–] 1–2 [–4] per areole, 0–40 mm.</span> <span class="statement" id="st-d0_s8" data-properties="flower duration;flower position;flower position;flower position;flower life cycle;flower shape;flower atypical some measurement;flower atypical some measurement;flower some measurement;stem count"><b>Flowers </b>nocturnal, lateral to terminal on stems 1 or more years old, at adaxial edge of areoles, funnelform, [11–] 14–20 [–25] cm;</span> <span class="statement" id="st-d0_s9" data-properties="outer tepal coloration;outer tepal coloration;outer tepal shape;outer tepal length;outer tepal width">outer tepals green or purple-tinged, lanceolate-linear, 3–5 × 1 cm;</span> <span class="statement" id="st-d0_s10" data-properties="inner tepal coloration;inner tepal shape;inner tepal shape;inner tepal shape;inner tepal length;inner tepal width;margin shape;margin shape">inner tepals white, broadly linear to narrowly oblanceolate, 5–15 × 1–4 cm, margins entire or minutely denticulate;</span> <span class="statement" id="st-d0_s11" data-properties="ovary architecture or pubescence;ovary architecture or shape;wool height or length or size">ovary minutely scaly, spiny [spineless], with short wool;</span> <span class="statement" id="st-d0_s12" data-properties="stigma lobe count;stigma lobe coloration;stigma lobe some measurement">stigma lobes 10–15, white, to 12 mm.</span> <span class="statement" id="st-d0_s13" data-properties="fruit dehiscence;fruit dehiscence;fruit coloration;fruit coloration;fruit coloration;fruit shape;fruit shape;fruit shape;fruit shape;fruit shape;fruit shape;fruit shape;fruit atypical some measurement;fruit some measurement;fruit texture;fruit texture;fruit architecture or pubescence;fruit architecture or shape"><b>Fruits </b>indehiscent or irregularly dehiscent longitudinally, red to red-purple, spheric, ovoid, ellipsoid, oblong, or pyriform, 30–80 [–120] mm, fleshy or juicy [tough in A. columbianus], scaly, spiny [or spineless];</span> <span class="statement" id="st-d0_s14" data-properties="scale duration">scales deciduous;</span> <span class="statement" id="st-d0_s15" data-properties="pulp coloration">pulp red;</span> <span class="statement" id="st-d0_s16" data-properties="floral remnant duration">floral remnant persistent.</span> <span class="statement" id="st-d0_s17" data-properties="seed coloration;seed shape;seed some measurement;seed architecture or pubescence or relief;seed reflectance"><b>Seeds </b>black, broadly obovoid, to 4.8 mm, smooth and shiny;</span> <span class="statement" id="st-d0_s18" data-properties="">testa cells flat.</span> <span class="statement" id="st-d0_s19" data-properties="testa cell prominence or shape;x chromosome count">x = 11.</span><!--
+
--><span class="statement" id="st-undefined" data-properties=""><b>Shrubs,</b> erect to arching, clambering, or climbing, often sparingly branched, sometimes forming impenetrable thickets. <b>Roots</b> diffuse, adventitious where arching stems touch soil. <b>Stems</b> segmented or unsegmented, green, greatly elongate, angled, 30–400[–700] × (4–)6–10 cm; ribs 3–5[–7], narrowly triangular to winglike, very prominent, 3–5 cm deep, less than 1 cm thick, rib crests undulate; areoles widely spaced, located next to sinuses, 2–5 cm apart along ribs, circular to oval, short woolly. <b>Spines</b> [0–]4–10 per areole, diffusely spreading, brown or reddish [white, yellowish, or black], aging gray, ± straight, acicular to subulate, terete or somewhat flattened, longest spines 10–40[–70] mm, hard; radial spines [0–]6–8 per areole, 5–25 mm; central spines [0–]1–2[–4] per areole, 0–40 mm. <b>Flowers</b> nocturnal, lateral to terminal on stems 1 or more years old, at adaxial edge of areoles, funnelform, [11–]14–20[–25] cm; outer tepals green or purple tinged, lanceolate-linear, 3–5 × 1 cm; inner tepals white, broadly linear to narrowly oblanceolate, 5–15 × 1–4 cm, margins entire or minutely denticulate; ovary minutely scaly, spiny [spineless], with short wool; stigma lobes 10–15, white, to 12 mm. <b>Fruits</b> indehiscent or irregularly dehiscent longitudinally, red to red-purple, spheric, ovoid, ellipsoid, oblong, or pyriform, 30–80[–120] mm, fleshy or juicy [tough in A. columbianus], scaly, spiny [or spineless]; scales deciduous; pulp red; floral remnant persistent. <b>Seeds</b> black, broadly obovoid, to 4.8 mm, smooth and shiny; testa cells flat. <b>x</b> = 11.</span><!--
  
 
-->{{Treatment/Body
 
-->{{Treatment/Body
 
|distribution=se United States;Mexico;West Indies;Central America;n and e South America.
 
|distribution=se United States;Mexico;West Indies;Central America;n and e South America.
 
|discussion=<p>Species 6 (1 in the flora).</p><!--
 
|discussion=<p>Species 6 (1 in the flora).</p><!--
--><p>Acanthocereus needs critical taxonomic study. E. F. Anderson (2001) followed W. Barthlott and D. R. Hunt (1993) in recognizing six species; other accounts have recognized up to twelve species or as few as two (A. tetragonus and A. occidentalis Britton & Rose).</p>
+
--><p><i>Acanthocereus</i> needs critical taxonomic study. E. F. Anderson (2001) followed W. Barthlott and D. R. Hunt (1993) in recognizing six species; other accounts have recognized up to twelve species or as few as two (<i>A. tetragonus</i> and <i>A. occidentalis</i> Britton & Rose).</p>
 
|tables=
 
|tables=
 
|references={{Treatment/Reference
 
|references={{Treatment/Reference
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|parent rank=subfamily
 
|parent rank=subfamily
 
|synonyms=
 
|synonyms=
|basionyms=Cereus subsect. Canthocereus
+
|basionyms=Cereus subsect. Acanthocereus
 
|family=Cactaceae
 
|family=Cactaceae
 
|distribution=se United States;Mexico;West Indies;Central America;n and e South America.
 
|distribution=se United States;Mexico;West Indies;Central America;n and e South America.
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|publication year=1909
 
|publication year=1909
 
|special status=
 
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/287ef3db526bd807d435a3c7423ef2df1e951227/V4/V4_298.xml
+
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V4/V4_298.xml
 
|subfamily=Cactaceae subfam. Cactoideae
 
|subfamily=Cactaceae subfam. Cactoideae
 
|genus=Acanthocereus
 
|genus=Acanthocereus
|areole arrangement=apart;spaced
 
|areole height or length or size=short
 
|areole pubescence=woolly
 
|areole shape=circular;oval
 
|areole some measurement=2cm;5cm
 
|central spine atypical count=2;4
 
|central spine count=1;2
 
|central spine some measurement=0mm;40mm
 
|floral remnant duration=persistent
 
|flower atypical some measurement=20cm;25cm
 
|flower duration=nocturnal
 
|flower life cycle=old
 
|flower position=lateral;terminal
 
|flower shape=funnelform
 
|flower some measurement=14cm;20cm
 
|fruit architecture or pubescence=scaly
 
|fruit architecture or shape=spiny
 
|fruit atypical some measurement=80mm;120mm
 
|fruit coloration=red;red-purple
 
|fruit dehiscence=dehiscent;indehiscent
 
|fruit shape=pyriform;oblong;pyriform;oblong;ellipsoid;ovoid;spheric
 
|fruit some measurement=30mm;80mm
 
|fruit texture=juicy;fleshy
 
|inner tepal coloration=white
 
|inner tepal length=5cm;15cm
 
|inner tepal shape=broadly linear;narrowly oblanceolate
 
|inner tepal width=1cm;4cm
 
|longest spine atypical some measurement=40mm;70mm
 
|longest spine some measurement=10mm;40mm
 
|longest spine texture=hard
 
|margin shape=denticulate;entire
 
|outer tepal coloration=purple-tinged;green
 
|outer tepal length=3cm;5cm
 
|outer tepal shape=lanceolate-linear
 
|outer tepal width=1
 
|ovary architecture or pubescence=scaly
 
|ovary architecture or shape=spiny
 
|pulp coloration=red
 
|rib atypical count=5;7
 
|rib count=3;5
 
|rib crest shape=undulate
 
|rib depth=deep
 
|rib prominence=prominent
 
|rib shape=narrowly triangular;winglike
 
|rib some measurement=3cm;5cm
 
|rib thickness=0cm;1cm
 
|root density=diffuse
 
|root derivation=adventitious
 
|scale duration=deciduous
 
|seed architecture or pubescence or relief=smooth
 
|seed coloration=black
 
|seed reflectance=shiny
 
|seed shape=obovoid
 
|seed some measurement=0mm;4.8mm
 
|shrub architecture=branched
 
|shrub growth form=climbing
 
|shrub orientation=clambering;erect;arching
 
|spine arrangement=radial
 
|spine atypical count=0;6
 
|spine coloration=gray;reddish;brown
 
|spine count=6;8
 
|spine course=straight
 
|spine life cycle=aging
 
|spine orientation=spreading
 
|spine shape=flattened;terete;acicular;subulate
 
|spine some measurement=5mm;25mm
 
|stem architecture=unsegmented
 
|stem atypical length=400cm;700cm
 
|stem atypical width=4cm;6cm
 
|stem coloration=green
 
|stem count=1
 
|stem length=30cm;400cm
 
|stem shape=angled;elongate;segmented
 
|stem width=6cm;10cm
 
|stigma lobe coloration=white
 
|stigma lobe count=10;15
 
|stigma lobe some measurement=0mm;12mm
 
|testa cell prominence or shape=flat
 
|thicket prominence=impenetrable
 
|wool height or length or size=short
 
|x chromosome count=11
 
 
}}<!--
 
}}<!--
  
 
-->[[Category:Treatment]][[Category:Cactaceae subfam. Cactoideae]]
 
-->[[Category:Treatment]][[Category:Cactaceae subfam. Cactoideae]]

Latest revision as of 13:53, 5 March 2024

Shrubs, erect to arching, clambering, or climbing, often sparingly branched, sometimes forming impenetrable thickets. Roots diffuse, adventitious where arching stems touch soil. Stems segmented or unsegmented, green, greatly elongate, angled, 30–400[–700] × (4–)6–10 cm; ribs 3–5[–7], narrowly triangular to winglike, very prominent, 3–5 cm deep, less than 1 cm thick, rib crests undulate; areoles widely spaced, located next to sinuses, 2–5 cm apart along ribs, circular to oval, short woolly. Spines [0–]4–10 per areole, diffusely spreading, brown or reddish [white, yellowish, or black], aging gray, ± straight, acicular to subulate, terete or somewhat flattened, longest spines 10–40[–70] mm, hard; radial spines [0–]6–8 per areole, 5–25 mm; central spines [0–]1–2[–4] per areole, 0–40 mm. Flowers nocturnal, lateral to terminal on stems 1 or more years old, at adaxial edge of areoles, funnelform, [11–]14–20[–25] cm; outer tepals green or purple tinged, lanceolate-linear, 3–5 × 1 cm; inner tepals white, broadly linear to narrowly oblanceolate, 5–15 × 1–4 cm, margins entire or minutely denticulate; ovary minutely scaly, spiny [spineless], with short wool; stigma lobes 10–15, white, to 12 mm. Fruits indehiscent or irregularly dehiscent longitudinally, red to red-purple, spheric, ovoid, ellipsoid, oblong, or pyriform, 30–80[–120] mm, fleshy or juicy [tough in A. columbianus], scaly, spiny [or spineless]; scales deciduous; pulp red; floral remnant persistent. Seeds black, broadly obovoid, to 4.8 mm, smooth and shiny; testa cells flat. x = 11.

Distribution

se United States, Mexico, West Indies, Central America, n and e South America.

Discussion

Species 6 (1 in the flora).

Acanthocereus needs critical taxonomic study. E. F. Anderson (2001) followed W. Barthlott and D. R. Hunt (1993) in recognizing six species; other accounts have recognized up to twelve species or as few as two (A. tetragonus and A. occidentalis Britton & Rose).

... more about "Acanthocereus"
Bruce D. Parfitt +  and Arthur C. Gibson +
(Engelmann ex A. Berger) Britton & Rose +
Cereus subsect. Acanthocereus +
se United States +, Mexico +, West Indies +, Central America +  and n and e South America. +
Greek akantha, thorn, and Cereus, a genus of cacti +
Contr. U.S. Natl. Herb. +
hunt1991a +
Acanthocereus +
Cactaceae subfam. Cactoideae +