View source for Isatis

{{Treatment/ID
|accepted_name=Isatis
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=2: 670. 1753
|year=1753
}}, {{Treatment/Publication
|title=Gen. Pl. ed.
|place=5, 301. 1754
|year=1754
}}
|common_names=Woad
|basionyms=
|synonyms=
|hierarchy=Brassicaceae;Brassicaceae tribe Isatideae;Isatis
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Brassicaceae]]</div><div class="higher-taxon"><small>tribe</small>[[Brassicaceae tribe Isatideae]]</div><div class="higher-taxon"><small>genus</small>[[Isatis]]</div></div>
|etymology=Greek isatis, name used for a dye plant, most likely woad
|volume=Volume 7
|mention_page=page 230, 239, 244
|treatment_page=page 567
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Biennials </b>[annuals, perennials]; not scapose; (often glaucous), glabrous or pubescent. <b>Stems</b> erect, often unbranched basally, paniculately branched distally. <b>Leaves</b> basal and cauline; petiolate or sessile; basal rosulate [or not rosulate], petiolate [rarely sessile], blade margins entire, repand, or dentate [rarely pinnately lobed]; cauline blade (base auriculate, sagittate, [or amplexicaul, rarely attenuate]), margins entire [dentate]. <b>Racemes</b> (corymbose, in panicles, several-flowered), considerably elongated in fruit. <b>Fruiting</b> pedicels reflexed, slender, (filiform, often thickened and clavate apically). <b>Flowers</b>: sepals erect or ascending, oblong [ovate]; petals oblanceolate [obovate, spatulate, or oblong], (equal to or longer than sepals), claw absent, (apex obtuse [subemarginate]); stamens slightly tetradynamous; filaments not dilated basally; anthers oblong [ovate], (apex obtuse or apiculate); nectar glands (6) confluent, or (4) lateral and median. <b>Fruits</b> siliques or silicles (samaroid), sessile, oblong, oblanceolate, elliptic, or obovate [ovate, cordate, spatulate, orbicular], 1- (or 2-)seeded, smooth, strongly angustiseptate, (prominently winged all around or distally; seed-bearing locule papery or corky, distinctly or obscurely 1–3-veined, sometimes keeled or shortly winged), glabrous or pubescent; valves and replum united; septum absent; ovules 1 (or 2) per ovary, (subapical); stigma capitate. <b>Seeds</b> plump, not winged, narrowly oblong; seed coat (smooth), not mucilaginous when wetted; cotyledons incumbent or accumbent.</span><!--

-->{{Treatment/Body
|distribution=Europe;c;sw Asia;n Africa;introduced also in South America (Chile;Peru).
|introduced=true
|discussion=<p>Species 50 (1 in the flora).</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Isatis
|author=Ihsan A. Al-Shehbaz
|authority=Linnaeus
|rank=genus
|parent rank=tribe
|synonyms=
|basionyms=
|family=Brassicaceae
|illustrator=Barbara Alongi
|illustration copyright=Flora of North America Association
|distribution=Europe;c;sw Asia;n Africa;introduced also in South America (Chile;Peru).
|introduced=true
|reference=None
|publication title=Sp. Pl.;Gen. Pl. ed.
|publication year=1753;1754
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V7/V7_917.xml
|tribe=Brassicaceae tribe Isatideae
|genus=Isatis
}}<!--

-->[[Category:Treatment]][[Category:Brassicaceae tribe Isatideae]]