View source for Armoracia

{{Treatment/ID
|accepted_name=Armoracia
|accepted_authority=P. Gaertner
|publications={{Treatment/Publication
|title=Oekon. Fl. Wetterau
|place=2: 426. 1800
|year=1800
}}
|common_names=Horseradish
|basionyms=
|synonyms=
|hierarchy=Brassicaceae;Brassicaceae tribe Cardamineae;Armoracia
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Brassicaceae]]</div><div class="higher-taxon"><small>tribe</small>[[Brassicaceae tribe Cardamineae]]</div><div class="higher-taxon"><small>genus</small>[[Armoracia]]</div></div>
|etymology=Ancient Greek name for horseradish, or perhaps Celtic ar, near, mor, sea, and rich, against, alluding to habitat
|volume=Volume 7
|mention_page=page 226, 232, 238
|treatment_page=page 459
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="">Perennials;</span> <span class="statement" id="st-d0_s1" data-properties="">(aquatic or of mesic habitats, with rootstocks);</span> <span class="statement" id="st-d0_s2" data-properties="">not scapose;</span> <span class="statement" id="st-d0_s3" data-properties="whole-organism architecture;whole-organism pubescence;whole-organism duration">glabrous.</span> <span class="statement" id="st-d0_s4" data-properties="stem orientation;stem architecture"><b>Stems </b>erect, branched distally.</span> <span class="statement" id="st-d0_s5" data-properties=""><b>Leaves </b>basal and cauline;</span> <span class="statement" id="st-d0_s6" data-properties="leaf position;leaf position;leaf architecture;leaf architecture">petiolate and sessile;</span> <span class="statement" id="st-d0_s7" data-properties="basal leaf arrangement;basal leaf architecture;blade margin shape;blade margin shape">basal rosulate, long-petiolate, blade margins crenate or pinnatifid [entire];</span> <span class="statement" id="st-d0_s8" data-properties="cauline leaf architecture;cauline leaf architecture;blade margin shape;blade margin architecture or shape;blade margin shape;blade margin architecture or shape">cauline petiolate or sessile distally, blade margins crenate, serrate, pinnatifid, pinnatisect [laciniate].</span> <span class="statement" id="st-d0_s9" data-properties=""><b>Racemes </b>([often corymbose-paniculate], several-flowered), considerably elongated in fruit.</span> <span class="statement" id="st-d0_s10" data-properties="raceme length;raceme orientation;raceme arrangement;raceme orientation;raceme size"><b>Fruiting </b>pedicels ascending, divaricate, or slightly reflexed, slender.</span> <span class="statement" id="st-d0_s11" data-properties="sepal orientation;sepal orientation;sepal shape;sepal shape;sepal position;sepal architecture or shape"><b>Flowers:</b> sepals spreading or ascending, ovate or oblong, lateral pair not saccate basally, (glabrous);</span> <span class="statement" id="st-d0_s12" data-properties="petal coloration;petal shape;petal shape;petal shape;petal shape;claw variability">petals white, obovate, or oblanceolate [spatulate, oblong], claw somewhat differentiated from blade (relatively short, apex obtuse);</span> <span class="statement" id="st-d0_s13" data-properties="stamen architecture">stamens slightly tetradynamous;</span> <span class="statement" id="st-d0_s14" data-properties="filament shape">filaments slightly dilated basally;</span> <span class="statement" id="st-d0_s15" data-properties="anther shape">anthers ovate [oblong or linear], (apex obtuse);</span> <span class="statement" id="st-d0_s16" data-properties="nectar gland arrangement;median gland presence">nectar glands confluent, subtending bases of stamens, median glands present.</span> <span class="statement" id="st-d0_s17" data-properties="fruit architecture;fruit shape;fruit shape;fruit shape;fruit shape;fruit shape;fruit shape;fruit shape"><b>Fruits:</b> silicles, sessile, oblong, ovate, elliptic, or orbicular, angustiseptate;</span> <span class="statement" id="st-d0_s18" data-properties="valve architecture">valves each not veined;</span> <span class="statement" id="st-d0_s19" data-properties="replum shape">replum rounded;</span> <span class="statement" id="st-d0_s20" data-properties="septum architecture;septum size">septum perforated or reduced to a rim;</span> <span class="statement" id="st-d0_s21" data-properties="ovule atypical quantity;ovule quantity">ovules 8–12 [–20] per ovary;</span> <span class="statement" id="st-d0_s22" data-properties="style prominence;style fusion">style obsolete or distinct;</span> <span class="statement" id="st-d0_s23" data-properties="stigma architecture or shape">stigma capitate, (sometimes 2-lobed).</span> <span class="statement" id="st-d0_s24" data-properties="seed arrangement;seed size;seed architecture;seed shape"><b>Seeds </b>biseriate, plump, not winged, ovate [oblong];</span> <span class="statement" id="st-d0_s25" data-properties="seed-coat coating">seed-coat (punctate) not mucilaginous when wetted;</span> <span class="statement" id="st-d0_s26" data-properties="cotyledon arrangement">cotyledons accumbent.</span><!--

-->{{Treatment/Body
|distribution=c;s Europe;Asia (Russian Far East);Asia (Siberia)
|introduced=true
|discussion=<p>Species 3 (1 in the flora).</p>
|tables=
|references={{Treatment/Reference
|id=fosberg1965a
|text=Fosberg, F. R. 1965. Nomenclature of the horseradish (Cruciferae). Baileya 13: 1–4.
}}{{Treatment/Reference
|id=lawrence1971a
|text=Lawrence, G. H. M. 1971. The horseradish Armoracia rusticana. Herbarist 37: 17–19.
}}
}}<!--

--><!--

-->{{#Taxon:
name=Armoracia
|author=Ihsan A. Al-Shehbaz
|authority=P. Gaertner
|rank=genus
|parent rank=tribe
|synonyms=
|basionyms=
|family=Brassicaceae
|illustrator=Barbara Alongi
|illustration copyright=Flora of North America Association
|distribution=c;s Europe;Asia (Russian Far East);Asia (Siberia)
|introduced=true
|reference=fosberg1965a;lawrence1971a
|publication title=Oekon. Fl. Wetterau
|publication year=1800
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V7/V7_702.xml
|tribe=Brassicaceae tribe Cardamineae
|genus=Armoracia
|anther shape=ovate
|basal leaf architecture=long-petiolate
|basal leaf arrangement=rosulate
|blade margin architecture or shape=pinnatisect;serrate
|blade margin shape=pinnatifid;crenate;pinnatifid;crenate
|cauline leaf architecture=sessile;petiolate
|claw variability=differentiated
|cotyledon arrangement=accumbent
|filament shape=dilated
|fruit architecture=sessile
|fruit shape=angustiseptate;orbicular;elliptic;orbicular;elliptic;ovate;oblong
|leaf architecture=sessile;petiolate
|leaf position=cauline;basal
|median gland presence=absent
|nectar gland arrangement=confluent
|ovule atypical quantity=12;20
|ovule quantity=8;12
|petal coloration=white
|petal shape=oblanceolate;obovate;oblanceolate;obovate
|raceme arrangement=divaricate
|raceme length=elongated
|raceme orientation=reflexed;ascending
|raceme size=slender
|replum shape=rounded
|seed architecture=not winged
|seed arrangement=biseriate
|seed shape=ovate
|seed size=plump
|seed-coat coating=mucilaginous
|sepal architecture or shape=saccate
|sepal orientation=ascending;spreading
|sepal position=lateral
|sepal shape=oblong;ovate
|septum architecture=perforated
|septum size=reduced
|stamen architecture=tetradynamous
|stem architecture=branched
|stem orientation=erect
|stigma architecture or shape=capitate
|style fusion=distinct
|style prominence=obsolete
|valve architecture=not veined
|whole-organism architecture=not scapose
|whole-organism duration=perennial
|whole-organism pubescence=glabrous
}}<!--

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