View source for Arctomecon

{{Treatment/ID
|accepted_name=Arctomecon
|accepted_authority=Torrey & Frémont in J. C. Frémont
|publications={{Treatment/Publication
|title=in J. C. Frémont, Rep. Exped. Rocky Mts.,
|place=312. 1845
|year=1845
}}
|common_names=Desert bearclaw-poppy
|basionyms=
|synonyms=
|hierarchy=Papaveraceae;Arctomecon
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Papaveraceae]]</div><div class="higher-taxon"><small>genus</small>[[Arctomecon]]</div></div>
|etymology=Greek arktos, bear, alluding to the long-pilose pubescence, and mekon, poppy
|volume=Volume 3
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="whole_organism duration;whole_organism duration;whole_organism growth form;whole_organism architecture;whole_organism architecture;whole_organism architecture;whole_organism growth form"><b>Herbs,</b> perennial, evergreen, cespitose, scapose or very short-caulescent and subscapose, from taproots.</span> <span class="statement" id="st-d0_s1" data-properties="stem architecture;stem orientation;stem architecture;leaf-base condition"><b>Stems </b>(caudices) when present leafy, erect, branching, covered with marcescent leaf-bases.</span> <span class="statement" id="st-d0_s2" data-properties="leaf position;leaf arrangement;leaf architecture"><b>Leaves </b>all or mostly basal and rosulate, petiolate;</span> <span class="statement" id="st-d0_s3" data-properties="blade shape;blade shape;blade pubescence;blade pubescence;hair course;hair architecture or shape">blade cuneate to fan-shaped, 1×-lobed distally, glaucous, long-pilose, hairs flexuous, barbed;</span> <span class="statement" id="st-d0_s4" data-properties="margin architecture or shape">margins entire;</span> <span class="statement" id="st-d0_s5" data-properties="lobe shape;lobe shape">lobes acute, long-bristled.</span> <span class="statement" id="st-d0_s6" data-properties="inflorescence position or structure subtype;inflorescence architecture;inflorescence architecture;inflorescence architecture"><b>Inflorescences </b>terminal, cymiform, simple or branching;</span> <span class="statement" id="st-d0_s7" data-properties="bract presence">bracts present;</span> <span class="statement" id="st-d0_s8" data-properties="bud orientation">buds nodding.</span> <span class="statement" id="st-d0_s9" data-properties="sepal quantity;sepal quantity;sepal fusion"><b>Flowers:</b> sepals 2 or 3, distinct;</span> <span class="statement" id="st-d0_s10" data-properties="petal duration;petal quantity;petal quantity">petals persistent, 4 or 6;</span> <span class="statement" id="st-d0_s11" data-properties="stamen quantity">stamens many;</span> <span class="statement" id="st-d0_s12" data-properties="pistil architecture">pistil 3-6-carpellate;</span> <span class="statement" id="st-d0_s13" data-properties="ovary architecture or structure in adjective form">ovary 1-locular;</span> <span class="statement" id="st-d0_s14" data-properties="style quantity;style height or length or size;style presence">style 1 and short, or absent;</span> <span class="statement" id="st-d0_s15" data-properties="stigma quantity;stigma fusion;stigma architecture or shape;stigma shape">stigmas 1 per carpel, connate, capitate, cordately 2-lobed.</span> <span class="statement" id="st-d0_s16" data-properties="capsule orientation;capsule architecture;capsule dehiscence;capsule fusion;placental duration;rib duration;valve tip orientation"><b>Capsules </b>erect, 3-6-valved, dehiscing from apex leaving persistent placental ribs unseparated at apex, valve tips recurving.</span> <span class="statement" id="st-d0_s17" data-properties="seed quantity;seed coloration;seed reflectance;seed shape;seed some measurement"><b>Seeds </b>several to many, dark-brown, shining, ovoid, 1.5-3 mm, aril present.</span> <span class="statement" id="st-d0_s18" data-properties="aril presence;x chromosome quantity">x = 12.</span><!--

-->{{Treatment/Body
|distribution=North America (Mojave Desert)
|discussion=<p>Species 3 (3 in the flora).</p>
|tables=
|references=
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Petals 4, 1.2–2.5 cm, marcescent; leaf blades minutely hirsute but only sparsely long-pilose.
|[[Arctomecon humilis|Arctomecon humilis]]
|-id=key-0-1
|1
|Petals 6, 2.5–4 cm, caducous; leaf blades copiously long-pilose.
|[[#key-0-2| > 2]]
|-id=key-0-2
|2
|Inflorescences 1(–6)-flowered; flower buds long-pilose; petals white.
|[[Arctomecon merriamii|Arctomecon merriamii]]
|-id=key-0-2
|2
|Inflorescences 3–20-flowered; flower buds glabrous; petals deep yellow.
|[[Arctomecon californica|Arctomecon californica]]
|}
</div></div><!--

-->{{#Taxon:
name=Arctomecon
|author=Susan E. Meyer
|authority=Torrey & Frémont in J. C. Frémont
|rank=genus
|parent rank=family
|synonyms=
|basionyms=
|family=Papaveraceae
|distribution=North America (Mojave Desert)
|reference=None
|publication title=in J. C. Frémont, Rep. Exped. Rocky Mts.,
|publication year=1845
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V3/V3_449.xml
|genus=Arctomecon
|aril presence=absent
|blade pubescence=long-pilose;glaucous
|blade shape=1×-lobed;cuneate;fan-shaped
|bract presence=absent
|bud orientation=nodding
|capsule architecture=3-6-valved
|capsule dehiscence=dehiscing
|capsule fusion=unseparated
|capsule orientation=erect
|hair architecture or shape=barbed
|hair course=flexuous
|inflorescence architecture=branching;simple;cymiform
|inflorescence position or structure subtype=terminal
|leaf architecture=petiolate
|leaf arrangement=rosulate
|leaf position=basal
|leaf-base condition=marcescent
|lobe shape=long-bristled;acute
|margin architecture or shape=entire
|ovary architecture or structure in adjective form=1-locular
|petal duration=persistent
|petal quantity=6;4
|pistil architecture=3-6-carpellate
|placental duration=persistent
|rib duration=persistent
|seed coloration=dark-brown
|seed quantity=several;many
|seed reflectance=shining
|seed shape=ovoid
|seed some measurement=1.5mm;3mm
|sepal fusion=distinct
|sepal quantity=3;2
|stamen quantity=many
|stem architecture=branching;leafy
|stem orientation=erect
|stigma architecture or shape=capitate
|stigma fusion=connate
|stigma quantity=1
|stigma shape=2-lobed
|style height or length or size=short
|style presence=absent
|style quantity=1
|valve tip orientation=recurving
|whole_organism architecture=subscapose;short-caulescent;scapose
|whole_organism duration=evergreen;perennial
|whole_organism growth form=herb;cespitose
|x chromosome quantity=12
}}<!--

-->[[Category:Treatment]][[Category:Papaveraceae]]