View source for Alyssum obovatum

{{Treatment/ID
|accepted_name=Alyssum obovatum
|accepted_authority=(C. A. Meyer) Turczaninow
|publications={{Treatment/Publication
|title=Bull. Soc. Imp. Naturalistes Moscou
|place=10: 57. 1837
|year=1837
}}
|basionyms={{Treatment/ID/Basionym
|name=Odontarrhena obovata
|authority=C. A. Meyer
|rank=species
|publication_title=in C. F. von Ledebour, Fl. Altaica
|publication_place=3: 61. 1831
}}
|synonyms={{Treatment/ID/Synonym
|name=Alyssum americanum
|authority=Greene
|rank=species
}} {{Treatment/ID/Synonym
|name=Alyssum biovulatum
|authority=N. Busch
|rank=species
}} {{Treatment/ID/Synonym
|name=Alyssum fallax
|authority=Nyárády
|rank=species
}}
|hierarchy=Brassicaceae;Brassicaceae tribe Alysseae;Alyssum;Alyssum obovatum
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Brassicaceae]]</div><div class="higher-taxon"><small>tribe</small>[[Brassicaceae tribe Alysseae]]</div><div class="higher-taxon"><small>genus</small>[[Alyssum]]</div><div class="higher-taxon"><small>species</small>[[Alyssum obovatum]]</div></div>
|volume=Volume 7
|mention_page=page 248
|treatment_page=page 250
}}<!--

--><span class="statement" id="st-undefined" data-properties="">Perennials; (cespitose, caudex often woody); canescent throughout, trichomes 10–25-rayed. <b>Stems</b> often several from base (often with sterile shoots), usually erect or ascending, 0.7–1.5(–2) dm. <b>Cauline</b> leaves subsessile; blade broadly oblanceolate, obovate-spatulate, or obovate, 0.6–1.4(–1.7) cm × (1–)2–6 mm (gradually smaller distally), base attenuate, apex rounded, obtuse, or subacute. (Racemes corymbose, simple, or in panicles terminating each stem.) Fruiting pedicels divaricate, straight, slender, (2–)3–7(–9) mm, trichomes uniformly stellate. <b>Flowers</b>: sepals oblong, 1.5–2 × 0.7–1 mm, stellate-pubescent; petals yellow, broadly spatulate, 2.5–3.5(–4) × 1–1.5 mm, base attenuate, apex often obtuse or rounded, glabrous abaxially; filaments: median pairs unilaterally broadly winged, apically 1-toothed, lateral pair with lanceolate or narrowly oblong basal appendage, apically obtuse or subacute, 1.5–2 mm; anthers oblong, 0.3–0.4 mm. <b>Fruits</b> broadly elliptic or obovate, 3–4.5(–5) × 2.5–3.5 mm, apex obtuse to rounded; valves inflated at middle or on 1 side, flattened at margins, densely stellate-pubescent; ovules (1 or) 2 per ovary; style (slender), 1.5–2 mm, glabrous. <b>Seeds</b> ovoid, compressed, 1–1.7 × 0.8–1.2 mm, not winged or margined. <b>2n</b> = 16, 32.</span><!--

-->{{Treatment/Body
|phenology=Flowering May–Jul.
|habitat=Mountain slopes, cliffs, gravel, rocky places
|elevation=500-1500 m
|distribution=Yukon;Alaska;c;e Asia.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Alyssum obovatum
|authority=(C. A. Meyer) Turczaninow
|rank=species
|parent rank=genus
|synonyms=Alyssum americanum;Alyssum biovulatum;Alyssum fallax
|basionyms=Odontarrhena obovata
|family=Brassicaceae
|phenology=Flowering May–Jul.
|habitat=Mountain slopes, cliffs, gravel, rocky places
|elevation=500-1500 m
|distribution=Yukon;Alaska;c;e Asia.
|reference=None
|publication title=Bull. Soc. Imp. Naturalistes Moscou
|publication year=1837
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V7/V7_323.xml
|tribe=Brassicaceae tribe Alysseae
|genus=Alyssum
|species=Alyssum obovatum
}}<!--

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