View source for Oenothera macrocarpa subsp. macrocarpa

{{Treatment/ID
|accepted_name=Oenothera macrocarpa subsp. macrocarpa
|accepted_authority=
|publications=
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Megapterium missourense
|authority=(Sims) Spach
|rank=species
}} {{Treatment/ID/Synonym
|name=Oenothera macrocarpa var. missourensis
|authority=(Sims) Carrière
|rank=variety
}} {{Treatment/ID/Synonym
|name=O. missourensis
|authority=Sims
|rank=species
}} {{Treatment/ID/Synonym
|name=O. missourensis var. latifolia
|authority=A. Gray
|rank=variety
}}
|hierarchy=Onagraceae;Onagraceae subfam. Onagroideae;Onagraceae tribe Onagreae;Oenothera;Oenothera sect. Megapterium;Oenothera macrocarpa;Oenothera macrocarpa subsp. macrocarpa
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Onagraceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Onagraceae subfam. Onagroideae]]</div><div class="higher-taxon"><small>tribe</small>[[Onagraceae tribe Onagreae]]</div><div class="higher-taxon"><small>genus</small>[[Oenothera]]</div><div class="higher-taxon"><small>section</small>[[Oenothera sect. Megapterium]]</div><div class="higher-taxon"><small>species</small>[[Oenothera macrocarpa]]</div><div class="higher-taxon"><small>subspecies</small>[[Oenothera macrocarpa subsp. macrocarpa]]</div></div>
|volume=Volume 10
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="herb pubescence;herb architecture or function or pubescence;herb pubescence"><b>Herbs </b>strigillose and glandular puberulent distally.</span> <span class="statement" id="st-d0_s1" data-properties="stem quantity;stem architecture;stem atypical some measurement;stem some measurement"><b>Stems </b>several, unbranched, sometimes with shorter secondary branches, 10–40 (–60) cm.</span> <span class="statement" id="st-d0_s2" data-properties="leaf coloration;leaf life cycle;leaf coloration;leaf atypical length;leaf atypical length;leaf length;leaf atypical width;leaf width"><b>Leaves </b>green, younger ones grayish green, (6–) 8–12 (–14.5) × 0.4–2.3 (–3) cm;</span> <span class="statement" id="st-d0_s3" data-properties="blade arrangement or shape;blade arrangement or shape;blade arrangement or shape;blade shape;blade shape;margin prominence or shape;margin shape;margin shape;margin shape;apex shape">blade often lanceolate-elliptic to broadly elliptic, sometimes linear or lanceolate, margins usually flat, sometimes undulate, entire or inconspicuously denticulate, apex acute.</span> <span class="statement" id="st-d0_s4" data-properties="tip size;tip fusion;tip atypical some measurement;tip atypical some measurement;tip some measurement"><b>Flowers:</b> buds with unequal free tips (4–) 8–10 (–12) mm;</span> <span class="statement" id="st-d0_s5" data-properties="floral-tube atypical some measurement;floral-tube atypical some measurement;floral-tube some measurement">floral-tube (78–) 95–115 (–140) mm;</span> <span class="statement" id="st-d0_s6" data-properties="sepal atypical some measurement;sepal atypical some measurement;sepal some measurement">sepals (45–) 50–65 (–75) mm;</span> <span class="statement" id="st-d0_s7" data-properties="petal atypical some measurement;petal atypical some measurement;petal some measurement">petals (40–) 50–65 (–68) mm;</span> <span class="statement" id="st-d0_s8" data-properties="filament atypical some measurement;filament atypical some measurement;filament some measurement;anther atypical some measurement;anther some measurement">filaments (25–) 30–40 (–44) mm, anthers (15–) 17–24 mm;</span> <span class="statement" id="st-d0_s9" data-properties="style atypical some measurement;style atypical some measurement;style some measurement">style (120–) 135–160 (–190) mm.</span> <span class="statement" id="st-d0_s10" data-properties="capsule shape;capsule shape;capsule shape;capsule shape;capsule shape;capsule shape;capsule shape;capsule shape;capsule shape;capsule shape;capsule architecture;wing width;wing width;body atypical length;body length;body width;2n chromosome quantity"><b>Capsules </b>ovoid, narrowly ovoid, narrowly lanceoloid to broadly ellipsoid, or subglobose, not twisted, wings (14–) 18–34 mm wide, body 52–70 (–115) × 7–8 mm. <b>2n</b> = 14.</span><!--

-->{{Treatment/Body
|phenology=Flowering Apr–Jun(Sep).
|habitat=Rocky, clay, alkaline soil, unglaciated prairies, glades, bluffs, open prairie hillsides, disturbed sites, limestone or dolomite.
|elevation=100–500 m.
|distribution=Ark.;Ill.;Kans.;Mo.;Nebr.;Okla.;Tenn.;Tex.
|discussion=<p>Subspecies macrocarpa is known from three disjunct areas: southeastern Nebraska, eastern half of Kansas, Craig and Washington counties, Oklahoma, east to Missouri south of the Missouri River and St. Clair County, Illinois, and to the northern tier of counties in Arkansas; glades near Murfreesboro, Rutherford County, Tennessee; and Blackland Prairies, Cross Timbers and eastern Edwards Plateau, from Bryan, Johnston, and Pontotoc counties, Oklahoma, southwest to Bexar, Coke, Kerr, and McCulloch counties, Texas.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Oenothera macrocarpa subsp. macrocarpa
|authority=
|rank=subspecies
|parent rank=species
|synonyms=Megapterium missourense;Oenothera macrocarpa var. missourensis;O. missourensis;O. missourensis var. latifolia
|basionyms=
|family=Onagraceae
|phenology=Flowering Apr–Jun(Sep).
|habitat=Rocky, clay, alkaline soil, unglaciated prairies, glades, bluffs, open prairie hillsides, disturbed sites, limestone or dolomite.
|elevation=100–500 m.
|distribution=Ark.;Ill.;Kans.;Mo.;Nebr.;Okla.;Tenn.;Tex.
|reference=None
|publication title=
|publication year=
|special status=
|source xml=
|subfamily=Onagraceae subfam. Onagroideae
|tribe=Onagraceae tribe Onagreae
|genus=Oenothera
|section=Oenothera sect. Megapterium
|species=Oenothera macrocarpa
|subspecies=Oenothera macrocarpa subsp. macrocarpa
|2n chromosome quantity=14
|anther atypical some measurement=15mm;17mm
|anther some measurement=17mm;24mm
|apex shape=acute
|blade arrangement or shape=elliptic;lanceolate-elliptic to broadly;lanceolate-elliptic
|blade shape=lanceolate;linear
|body atypical length=70mm;115mm
|body length=52mm;70mm
|body width=7mm;8mm
|capsule architecture=not twisted
|capsule shape=narrowly lanceoloid;broadly ellipsoid or subglobose
|filament atypical some measurement=40mm;44mm
|filament some measurement=30mm;40mm
|floral-tube atypical some measurement=115mm;140mm
|floral-tube some measurement=95mm;115mm
|herb architecture or function or pubescence=glandular
|herb pubescence=puberulent;strigillose
|leaf atypical length=12cm;14.5cm
|leaf atypical width=2.3cm;3cm
|leaf coloration=grayish green;green
|leaf length=8cm;12cm
|leaf life cycle=younger
|leaf width=0.4cm;2.3cm
|margin prominence or shape=flat
|margin shape=denticulate;entire;undulate
|petal atypical some measurement=65mm;68mm
|petal some measurement=50mm;65mm
|sepal atypical some measurement=65mm;75mm
|sepal some measurement=50mm;65mm
|stem architecture=unbranched
|stem atypical some measurement=40cm;60cm
|stem quantity=several
|stem some measurement=10cm;40cm
|style atypical some measurement=160mm;190mm
|style some measurement=135mm;160mm
|tip atypical some measurement=10mm;12mm
|tip fusion=free
|tip size=unequal
|tip some measurement=8mm;10mm
|wing width=18mm;34mm
}}<!--

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