View source for Samolus

{{Treatment/ID
|accepted_name=Samolus
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=1: 171. 1753
|year=1753
}}, {{Treatment/Publication
|title=Gen. Pl. ed.
|place=5, 78. 1754 ,
}}
|common_names=Water pimpernel;brookweed
|basionyms=
|synonyms=
|hierarchy=Theophrastaceae;Samolus
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Theophrastaceae]]</div><div class="higher-taxon"><small>genus</small>[[Samolus]]</div></div>
|etymology=Ancient Celtic name for plant known to Druids
|volume=Volume 8
|mention_page=page 251, 252
|treatment_page=page 254
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="whole_organism duration;whole_organism growth form"><b>Herbs,</b> perennial;</span> <span class="statement" id="st-d0_s1" data-properties="resin canal prominence">resin canals apparent.</span> <span class="statement" id="st-d0_s2" data-properties="stem orientation;stem architecture;stem architecture"><b>Stems </b>erect or ascending to prostrate or arching, simple or diffusely branched.</span> <span class="statement" id="st-d0_s3" data-properties="leaf position;leaf position;leaf position;leaf arrangement"><b>Leaves </b>basal and cauline, cauline mostly alternate;</span> <span class="statement" id="st-d0_s4" data-properties="blade shape;blade shape;blade shape;base shape;margin architecture or shape;margin shape;apex shape;surface pubescence;surface coloration or relief">blade spatulate to obovate, elliptic, or orbiculate, base attenuate to cuneate, margins usually entire, sometimes slightly crenate, apex obtuse to rounded (sometimes apiculate), surfaces glabrous, sometimes obscurely punctate.</span> <span class="statement" id="st-d0_s5" data-properties="inflorescence architecture;inflorescence architecture"><b>Inflorescences </b>terminal and axillary racemes or panicles [flowers solitary], 3–70-flowered, sometimes pedunculate.</span> <span class="statement" id="st-d0_s6" data-properties="pedicel presence;pedicel architecture;pedicel architecture"><b>Pedicels </b>present, bracteate or ebracteate.</span> <span class="statement" id="st-d0_s7" data-properties="sepal fusion;calyx lobe shape;calyx lobe size or length"><b>Flowers:</b> sepals connate proximally, calyx lobes triangular to ovate, shorter to longer than tube;</span> <span class="statement" id="st-d0_s8" data-properties="corolla coloration;corolla shape;lobe length or size;apex shape;apex architecture or shape;apex architecture or relief">corolla white to pinkish, campanulate, lobes usually longer than tube, apex rounded to truncate or emarginate, sometimes erose;</span> <span class="statement" id="st-d0_s9" data-properties="">stamens borne near apex of corolla-tube;</span> <span class="statement" id="st-d0_s10" data-properties="filament fusion">filaments distinct;</span> <span class="statement" id="st-d0_s11" data-properties="anther arrangement">anthers closely aggregated initially around style or not;</span> <span class="statement" id="st-d0_s12" data-properties="staminode presence;staminode quantity;staminode atypical quantity;staminode architecture;staminode architecture">staminodes absent or 5 [10], borne at apex of corolla-tube, petaloid or not;</span> <span class="statement" id="st-d0_s13" data-properties="stigma architecture or shape;stigma shape;stigma shape;stigma shape;stigma shape">stigma capitate, truncate, or 2-lobed.</span> <span class="statement" id="st-d0_s14" data-properties="capsule coloration;capsule arrangement or dehiscence;capsule shape"><b>Capsules </b>pale tan to brown, valvate, globose;</span> <span class="statement" id="st-d0_s15" data-properties="">valves opening to base of calyx lobes.</span> <span class="statement" id="st-d0_s16" data-properties=""><b>Seeds </b>20–50+, blackish brown to reddish-brown, hemispheric, angular, minutely alveolate or reticulate.</span> <span class="statement" id="st-d0_s17" data-properties="seed quantity;seed coloration;seed shape;seed arrangement or shape;seed relief;seed relief;x chromosome quantity;x chromosome quantity">x = 12, 13.</span><!--

-->{{Treatment/Body
|distribution=North America;Mexico;West Indies;Central America;South America;Eurasia;Africa (South Africa)
|discussion=<p>Species 10–12 (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
|Inflorescences pedunculate, peduncles 5-10 cm; pedicels ebracteate; staminodes absent.
|[[Samolus ebracteatus|Samolus ebracteatus]]
|-id=key-0-1
|1
|Inflorescences sessile or pedunculate, peduncles to 1.5 cm; pedicels bracteate; staminodes present
|[[#key-0-2| > 2]]
|-id=key-0-2
|2
|Stems erect or ascending; plants not stoloniferous; pedicels with bract ca. midlength.
|[[Samolus parviflorus|Samolus parviflorus]]
|-id=key-0-2
|2
|Stems prostrate or arching; plants stoloniferous or mat-forming; pedicels with bract proximal to midlength.
|[[Samolus vagans|Samolus vagans]]
|}
</div></div><!--

-->{{#Taxon:
name=Samolus
|author=Anita F. Cholewa
|authority=Linnaeus
|rank=genus
|parent rank=family
|synonyms=
|basionyms=
|family=Theophrastaceae
|illustrator=Yevonn Wilson-Ramsey
|illustration copyright=Flora of North America Association
|distribution=North America;Mexico;West Indies;Central America;South America;Eurasia;Africa (South Africa)
|reference=None
|publication title=Sp. Pl.;Gen. Pl. ed.
|publication year=1753;
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V8/V8_523.xml
|genus=Samolus
|anther arrangement=aggregated
|apex architecture or relief=erose
|apex architecture or shape=emarginate
|apex shape=rounded to truncate;obtuse;rounded
|base shape=attenuate;cuneate
|blade shape=spatulate;obovate elliptic or orbiculate
|calyx lobe shape=triangular;ovate
|calyx lobe size or length=shorter to longer
|capsule arrangement or dehiscence=valvate
|capsule coloration=pale tan;brown
|capsule shape=globose
|corolla coloration=white;pinkish
|corolla shape=campanulate
|filament fusion=distinct
|inflorescence architecture=pedunculate;3-70-flowered
|leaf arrangement=alternate
|leaf position=cauline;cauline;basal
|lobe length or size=usually longer
|margin architecture or shape=entire
|margin shape=crenate
|pedicel architecture=ebracteate;bracteate
|pedicel presence=absent
|resin canal prominence=apparent
|seed arrangement or shape=angular
|seed coloration=blackish brown;reddish-brown
|seed quantity=20;50
|seed relief=reticulate;alveolate
|seed shape=hemispheric
|sepal fusion=connate
|staminode architecture=not;petaloid
|staminode atypical quantity=10
|staminode presence=absent
|staminode quantity=5
|stem architecture=branched;simple
|stem orientation=ascending;prostrate or arching
|stigma architecture or shape=capitate
|stigma shape=2-lobed;truncate;2-lobed;truncate
|surface coloration or relief=punctate
|surface pubescence=glabrous
|whole_organism duration=perennial
|whole_organism growth form=herb
|x chromosome quantity=13;12
}}<!--

-->[[Category:Treatment]][[Category:Theophrastaceae]]