View source for Noccaea ← Noccaea You do not have permission to edit this page, for the following reason: The action you have requested is limited to users in the group: Users. You can view and copy the source of this page. {{Treatment/ID |accepted_name=Noccaea |accepted_authority=Moench |publications={{Treatment/Publication |title=Suppl. Meth., |place=89. 1802 |year=1802 }} |basionyms= |synonyms= |hierarchy=Brassicaceae;Brassicaceae tribe Noccaeeae;Noccaea |hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Brassicaceae]]</div><div class="higher-taxon"><small>tribe</small>[[Brassicaceae tribe Noccaeeae]]</div><div class="higher-taxon"><small>genus</small>[[Noccaea]]</div></div> |etymology=For Domenico Nocca, 1758–1841, Italian clergyman, botanist, director of botanic garden at Pavia |volume=Volume 7 |mention_page=page 226, 230, 239, 603, 746 |treatment_page=page 600 }}<!-- --><span class="statement" id="st-undefined" data-properties=""><b>Biennials </b>or perennials; (stoloniferous or simple or several from caudex); not scapose; (often glaucous). <b>Stems</b> erect or decumbent, unbranched or branched distally. <b>Leaves</b> basal and cauline; petiolate or sessile; basal rosulate, petiolate, margins entire, denticulate, or dentate; cauline blade (base auriculate or subamplexicaul [sagittate]), margins entire or dentate. <b>Racemes</b> (corymbose, several-flowered), considerably elongated or congested in fruit. <b>Fruiting</b> pedicels horizontal or, rarely, ascending, slender. <b>Flowers</b>: sepals erect, oblong, or ovate [obovate]; petals white, pink, or purple, spatulate [obovate, oblanceolate, oblong, or, rarely, broadly linear], (longer than sepals), claw obscurely differentiated from blade, (apex obtuse or rounded); stamens slightly tetradynamous; filaments not dilated basally; anthers ovate [oblong], (apex obtuse); nectar glands lateral, 2 and subtending stamens, or 4 and 1 on each side of stamen. <b>Fruits</b> sessile, obcordate, obovate, obdeltate, elliptical, or oblong, smooth, strongly angustiseptate, (winged or not winged apically); valves each obscurely to prominently veined, strongly keeled; replum rounded; septum complete; ovules 4–14[–24] per ovary; style included in, or much exceeding, apical notch; stigma capitate. <b>Seeds</b> plump or slightly compressed, not winged, ovoid [oblong]; seed coat (longitudinally, minutely reticulate to nearly smooth), not mucilaginous when wetted; cotyledons accumbent. <b>x</b> = 7.</span><!-- -->{{Treatment/Body |distribution=North America;Mexico;South America (Patagonia);Europe;Asia;n Africa. |discussion=<p>Species ca. 80 (3 in the flora).</p><!-- --><p>Previous North American accounts (e.g., E. B. Payson 1926; P. K. Holmgren 1971; R. C. Rollins 1993) treated species of <i>Noccaea</i> as members of <i>Thlaspi</i>. As discussed under the latter genus (see references there) and as shown by M. Koch and I. A. Al-Shehbaz (2004), <i>Noccaea</i> is definitely distinct from <i>Thlaspi</i>. Excellent comments on the biology, variability, and distribution of the North American taxa were given by Holmgren and are not repeated here.</p> |tables= |references={{Treatment/Reference |id=holmgren1971a |text=Holmgren, P. K. 1971. A biosystematic study of North American Thlaspi montanum and its allies. Mem. New York Bot. Gard. 21(2): 1–106. }}{{Treatment/Reference |id=koch2004a |text=Koch, M. and I. A. Al-Shehbaz. 2004. Taxonomic and phylogenetic evaluation of the American “Thlaspi” species: Identity and relationship to the Eurasian genus Noccaea (Brassicaceae). Syst. Bot. 29: 375–384. }} }}<!-- --><div class="treatment-key"> ==Key== <div class="treatment-key-group"> {| class="wikitable fna-keytable" |-id=key-0-1 |1 |Petals not flaring between blade and claw, 2-2.8(-3.6) mm; styles (0.2-)0.3-0.5(-0.6) mm; sepals (1-)1.3-1.8(-2.2) mm. |[[Noccaea parviflora|Noccaea parviflora]] |-id=key-0-1 |1 |Petals often flaring between blade and claw, 3-13 mm; styles (0.3-)0.6-4.2 mm; sepals 1.5-5.3 mm |[[#key-0-2| > 2]] |-id=key-0-2 |2 |Styles (0.3-)0.6-1 mm; fruits not winged apically; petals 3-5 mm; arctic Alaska, Yukon. |[[Noccaea arctica|Noccaea arctica]] |-id=key-0-2 |2 |Styles (0.4-)1.1-4.2 mm; fruits usually winged, rarely not winged apically; petals (3.4-) 4.2-13 mm; Pacific and Mountain states. |[[Noccaea fendleri|Noccaea fendleri]] |} </div></div><!-- -->{{#Taxon: name=Noccaea |author=Ihsan A. Al-Shehbaz |authority=Moench |rank=genus |parent rank=tribe |synonyms= |basionyms= |family=Brassicaceae |distribution=North America;Mexico;South America (Patagonia);Europe;Asia;n Africa. |reference=holmgren1971a;koch2004a |publication title=Suppl. Meth., |publication year=1802 |special status= |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V7/V7_978.xml |tribe=Brassicaceae tribe Noccaeeae |genus=Noccaea }}<!-- -->[[Category:Treatment]][[Category:Brassicaceae tribe Noccaeeae]] Templates used on this page: Template:Brassicaceae (view source) Template:Treatment/AuthorLink (view source) Template:Treatment/Body (view source) Template:Treatment/Body/Maps (view source) Template:Treatment/ID (view source) Template:Treatment/Publication (view source) Template:Treatment/Reference (view source) Return to Noccaea.