View source for Boechera macounii

{{Treatment/ID
|accepted_name=Boechera macounii
|accepted_authority=(S. Watson) Windham & Al-Shehbaz
|publications={{Treatment/Publication
|title=Harvard Pap. Bot.
|place=11: 267. 2007
|year=2007
}}
|basionyms={{Treatment/ID/Synonym
|name=Arabis macounii
|authority=S. Watson
}}
|synonyms={{Treatment/ID/Synonym
|name=Arabis densicaulis
|authority=A. Nelson
}} {{Treatment/ID/Synonym
|name=Arabis microphylla var. macounii
|authority=(S. Watson) Rollins
}}
|hierarchy=Brassicaceae;Brassicaceae tribe Boechereae;Boechera;Boechera macounii
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Brassicaceae]]</div><div class="higher-taxon"><small>tribe</small>[[Brassicaceae tribe Boechereae]]</div><div class="higher-taxon"><small>genus</small>[[Boechera]]</div><div class="higher-taxon"><small>species</small>[[Boechera macounii]]</div></div>
|volume=Volume 7
|mention_page=page 357, 364, 380, 390
|treatment_page=page 389
}}<!--

--><span class="statement" id="st-undefined" data-properties="">Perennials; usually long-lived; apomictic; caudex often woody. <b>Stems</b> 1 or several per caudex branch, arising from center or margin of rosette near ground surface, 2–3.6 dm, densely pubescent proximally, trichomes simple and short-stalked, 2-rayed, 0.1–0.8 mm, glabrous distally. <b>Basal</b> leaves: blade oblanceolate to linear-oblanceolate, 1–3(–5) mm wide, margins entire or minutely toothed, ciliate proximally, trichomes (simple), to 0.7 mm, surfaces densely pubescent, trichomes short-stalked, 3–6-rayed, 0.07–0.3 mm. <b>Cauline</b> leaves: (5–)9–16, often concealing stem proximally; blade auricles 0.5–1.5 mm, surfaces of distalmost leaves glabrous. <b>Racemes</b> 10–33-flowered, usually unbranched. <b>Fruiting</b> pedicels divaricate-ascending to horizontal, straight, 5–13(–17) mm, usually densely pubescent, rarely glabrous, trichomes appressed, 2- or 3-rayed. <b>Flowers</b> divaricate-ascending at anthesis; sepals pubescent; petals lavender to purple, 4–5 × 0.5–0.8 mm, glabrous; pollen spheroid. <b>Fruits</b> divaricate-ascending to descending, not appressed to rachis, not secund, usually curved, edges parallel, 3.5–6.5 cm × 0.8–1.2 mm; valves glabrous; ovules 56–78 per ovary; style 0.1–0.4 mm. <b>Seeds</b> uniseriate, 1–1.2 × 0.7–1 mm; wing often continuous, 0.05–0.15 mm wide.</span><!--

-->{{Treatment/Body
|phenology=Flowering May–Jul.
|habitat=Rocky hillsides in open pinewoods
|elevation=2200-2900 m
|distribution=B.C.;Idaho;Mont.;Wyo.
|discussion=<p>Morphological evidence suggests that <i>Boechera macounii</i> is an apomictic species that arose through hybridization between <i>B. collinsii</i> and <i>B. microphylla</i> (see M. D. Windham and I. A. Al-Shehbaz 2007 for detailed comparison).</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Boechera macounii
|author=
|authority=(S. Watson) Windham & Al-Shehbaz
|rank=species
|parent rank=genus
|synonyms=Arabis densicaulis;Arabis microphylla var. macounii
|basionyms=Arabis macounii
|family=Brassicaceae
|phenology=Flowering May–Jul.
|habitat=Rocky hillsides in open pinewoods
|elevation=2200-2900 m
|distribution=B.C.;Idaho;Mont.;Wyo.
|reference=None
|publication title=Harvard Pap. Bot.
|publication year=2007
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V7/V7_552.xml
|tribe=Brassicaceae tribe Boechereae
|genus=Boechera
|species=Boechera macounii
}}<!--

-->[[Category:Treatment]][[Category:Boechera]]