View source for Actaea ← Actaea 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=Actaea |accepted_authority=Linnaeus |publications={{Treatment/Publication |title=Sp. Pl. |place=1: 504. 175 }}, {{Treatment/Publication |title=Gen. Pl. ed. |place=5, 222. 1754 |year=1754 }} |common_names=Baneberry;necklaceweed;cohosh;actée |basionyms= |synonyms= |hierarchy=Ranunculaceae;Actaea |hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Ranunculaceae]]</div><div class="higher-taxon"><small>genus</small>[[Actaea]]</div></div> |etymology=Greek, aktea, ancient name for the elder, probably for leaf similarity |volume=Volume 3 |mention_page= |treatment_page= }}<!-- --><span class="statement" id="st-d0_s0" data-properties="whole_organism duration;whole_organism growth form;caudex thickness"><b>Herbs,</b> perennial, from caudices ca. 1 cm thick.</span> <span class="statement" id="st-d0_s1" data-properties="leaf position;leaf arrangement;leaf architecture"><b>Leaves </b>cauline, alternate, petiolate.</span> <span class="statement" id="st-d0_s2" data-properties="leaf-blade architecture"><b>Leaf-</b>blade 1-3-ternately or pinnately compound;</span> <span class="statement" id="st-d0_s3" data-properties="leaflet shape;leaflet shape;margin architecture or shape;margin architecture or shape">leaflets ovate to narrowly elliptic, unlobed to 3-lobed, margins sharply cleft, irregularly dentate.</span> <span class="statement" id="st-d0_s4" data-properties="inflorescence position;inflorescence position;raceme architecture;raceme some measurement"><b>Inflorescences </b>terminal or axillary, 25 (-more) -flowered racemes, 2-17 cm;</span> <span class="statement" id="st-d0_s5" data-properties="bract architecture or shape;bract presence;bracteole quantity">bracts leaflike, sometimes present between leaves and inflorescence, bracteoles 1-2, at base of each pedicel, not forming involucre.</span> <span class="statement" id="st-d0_s6" data-properties="flower reproduction;flower architecture or shape"><b>Flowers </b>bisexual, radially symmetric;</span> <span class="statement" id="st-d0_s7" data-properties="sepal duration;sepal coloration;sepal shape;sepal shape;sepal some measurement;fruit quantity">sepals not persistent in fruit, 3-5, whitish green, plane, orbiculate, 2-4.5 mm;</span> <span class="statement" id="st-d0_s8" data-properties="petal quantity;petal fusion;petal coloration;petal shape;petal shape;petal shape;petal some measurement">petals 4-10, distinct, cream colored, plane, spatulate to obovate, clawed, 2-4.5 mm;</span> <span class="statement" id="st-d0_s9" data-properties="nectary presence">nectary absent;</span> <span class="statement" id="st-d0_s10" data-properties="stamen quantity">stamens 15-50;</span> <span class="statement" id="st-d0_s11" data-properties="filament shape">filaments filiform;</span> <span class="statement" id="st-d0_s12" data-properties="staminode presence">staminodes absent between stamens and pistils;</span> <span class="statement" id="st-d0_s13" data-properties="pistil quantity;pistil architecture">pistil 1, simple;</span> <span class="statement" id="st-d0_s14" data-properties="ovule quantity">ovules many per pistil;</span> <span class="statement" id="st-d0_s15" data-properties="style height or length or size;style presence">style very short or absent.</span> <span class="statement" id="st-d0_s16" data-properties="fruits berry architecture or arrangement or growth form;fruits berry architecture;fruits berry shape;side architecture or pubescence or relief"><b>Fruits </b>berries, solitary, sessile, broadly ellipsoid to nearly globose, sides smooth;</span> <span class="statement" id="st-d0_s17" data-properties="beak position or structure subtype;beak some measurement;wart position or structure subtype;wart some measurement">beak a wart, terminal, to 1 mm.</span> <span class="statement" id="st-d0_s18" data-properties=""><b>Seeds </b>dark-brown to reddish-brown, obconic to wedge-shaped, rugulose.</span> <span class="statement" id="st-d0_s19" data-properties="seed coloration;seed shape;seed relief;x chromosome quantity">x = 8.</span><!-- -->{{Treatment/Body |distribution=Temperate to cool forests throughout Northern Hemisphere |discussion=<p>Species ca. 8 (2 in the flora).</p><!-- --><p>The two species in North America are similar to each other vegetatively and differ primarily in flower and fruit characteristics.</p> |tables= |references= }}<!-- --><div class="treatment-key"> ==Key== <div class="treatment-key-group"> {| class="wikitable fna-keytable" |-id=key-0-1 |1 |Pedicel in fruit bright red, stout, (0.7–)0.9–2.2(–3) mm diam., ± as thick as axis of raceme; stigma at anthesis as broad as or broader than ovary, 1.5–2.8 mm diam. in flower and fruit; petals truncate or cleft, often antherlike at apex; berries white, very rarely red. |[[Actaea pachypoda|Actaea pachypoda]] |-id=key-0-1 |1 |Pedicel in fruit dull green or brown, slender, 0.3–0.7 mm diam., thinner than axis of raceme; stigma at anthesis narrower than ovary, 0.7–1.2 mm diam. in flower and fruit; petals acute or obtuse, not cleft or antherlike at apex; berries red or white. |[[Actaea rubra|Actaea rubra]] |} </div></div><!-- -->{{#Taxon: name=Actaea |author=Bruce A. Ford |authority=Linnaeus |rank=genus |parent rank=family |synonyms= |basionyms= |family=Ranunculaceae |distribution=Temperate to cool forests throughout Northern Hemisphere |reference=None |publication title=Sp. Pl.;Gen. Pl. ed. |publication year=;1754 |special status= |source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V3/V3_1120.xml |genus=Actaea |beak position or structure subtype=terminal |beak some measurement=0mm;1mm |bract architecture or shape=leaflike |bract presence=absent |bracteole quantity=1;2 |caudex thickness=1 |filament shape=filiform |flower architecture or shape=symmetric |flower reproduction=bisexual |fruit quantity=3;5 |fruits berry architecture=sessile |fruits berry architecture or arrangement or growth form=solitary |fruits berry shape=broadly ellipsoid;nearly globose |inflorescence position=axillary;terminal |leaf architecture=petiolate |leaf arrangement=alternate |leaf position=cauline |leaf-blade architecture=compound |leaflet shape=ovate;narrowly elliptic unlobed |margin architecture or shape=dentate;cleft |nectary presence=absent |ovule quantity=many |petal coloration=cream colored |petal fusion=distinct |petal quantity=4;10 |petal shape=clawed;spatulate;obovate |petal some measurement=2mm;4.5mm |pistil architecture=simple |pistil quantity=1 |raceme architecture=25-flowered |raceme some measurement=2cm;17cm |seed coloration=dark-brown;reddish-brown |seed relief=rugulose |seed shape=obconic;wedge-shaped |sepal coloration=whitish green |sepal duration=not persistent |sepal shape=orbiculate;plane |sepal some measurement=2mm;4.5mm |side architecture or pubescence or relief=smooth |stamen quantity=15;50 |staminode presence=absent |style height or length or size=short |style presence=absent |wart position or structure subtype=terminal |wart some measurement=0mm;1mm |whole_organism duration=perennial |whole_organism growth form=herb |x chromosome quantity=8 }}<!-- -->[[Category:Treatment]][[Category:Ranunculaceae]] Templates used on this page: Template:Ranunculaceae (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) Return to Actaea.