View source for Artemisia subg. Artemisia

{{Treatment/ID
|accepted_name=Artemisia subg. Artemisia
|accepted_authority=unknown
|publications=
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Artemisia sect. Abrotanum
|authority=Besser
}}
|hierarchy=Asteraceae;Asteraceae tribe Anthemideae;Artemisia;Artemisia subg. Artemisia
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Anthemideae]]</div><div class="higher-taxon"><small>genus</small>[[Artemisia]]</div><div class="higher-taxon"><small>subgenus</small>[[Artemisia subg. Artemisia]]</div></div>
|volume=Volume 19
|mention_page=page 504, 512
|treatment_page=page 520
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Annuals,</b> biennials, or perennials (shrubs in <i>A. californica</i>, subshrubs in <i>A. nesiotica</i>); usually fibrous-rooted, sometimes taprooted, caudices sometimes woody, rhizomes sometimes present. <b>Stems</b> usually not wandlike (wandlike in <i>A. californica</i>, <i>A. nesiotica</i>, <i>A. palmeri</i>). <b>Leaves</b> usually deciduous, rarely persistent, basal (rosettes) and/or cauline (not in fascicles). <b>Heads</b> usually disciform (discoid in <i>A. nesiotica</i> and <i>A. palmeri</i>). <b>Receptacles</b> glabrous (paleate in <i>A. palmeri</i>). <b>Florets</b>: usually peripheral 3–20 pistillate and fertile (0 pistillate in <i>A. nesiotica</i>, <i>A. palmeri</i>); central (or all) 14–70 bisexual and fertile; corollas funnelform.</span><!--

-->{{Treatment/Body
|distribution=Widespread in Northern Hemisphere;especially North America;Europe;and central and northern Asia;sporadic in South America and northern Africa.
|discussion=<p>Species ca. 220 (27 in the flora).</p>
|tables=
|references={{Treatment/Reference
|id=estes1969a
|text=Estes, J. R. 1969. Evidence for autoploid evolution in the Artemisia ludoviciana complex of the Pacific Northwest. Brittonia 21: 29–43.
}}{{Treatment/Reference
|id=keck1946a
|text=Keck, D. D. 1946. A revision of the Artemisia vulgaris complex in North America. Proc. Calif. Acad. Sci., ser. 4, 25: 421–468.
}}
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Subshrubs or shrubs (stems wandlike)
|[[#key-0-2| > 2]]
|-id=key-0-1
|1
|Annuals, biennials, perennials, subshrubs, or shrubs (stems sometimes brittle, not wandlike)
|[[#key-0-4| > 4]]
|-id=key-0-2
|2
|Plants 100–350 cm; leaves relatively deeply and coarsely pinnately lobed (lobes 3–7+; coastal California and Baja California)
|[[Artemisia palmeri|Artemisia palmeri]]
|-id=key-0-2
|2
|Plants 10–250 cm; leaves pinnately lobed or 3-lobed
|[[#key-0-3| > 3]]
|-id=key-0-3
|3
|Shrubs (20–250 cm); leaves pinnately lobed (lobes 0.5–1 mm wide); California (chaparral)
|[[Artemisia californica|Artemisia californica]]
|-id=key-0-3
|3
|Subshrubs (10–60 cm, stems mostly prostrate); leaves 3-lobed (lobes 1–2 mm wide); Channel Islands, California
|[[Artemisia nesiotica|Artemisia nesiotica]]
|-id=key-0-4
|4
|Annuals or biennials; leaves among heads (relatively deeply) lobed
|[[#key-0-5| > 5]]
|-id=key-0-4
|4
|Perennials, subshrubs, or shrubs; leaves among heads mostly entire
|[[#key-0-6| > 6]]
|-id=key-0-5
|5
|Annuals, 30–200(–300) cm, sweetly aromatic; leaves 2–3-pinnatifid; arrays of heads 10–20 cm diam
|[[Artemisia annua|Artemisia annua]]
|-id=key-0-5
|5
|Annuals or biennials, (10–)30–80(–150) cm, not aromatic; leaves 1–2-pinnately lobed; arrays of heads 2–4 cm diam
|[[Artemisia biennis|Artemisia biennis]]
|-id=key-0-6
|6
|Perennials, subshrubs, or shrubs (not rhizomatous)
|[[#key-0-7| > 7]]
|-id=key-0-6
|6
|Perennials (usually rhizomatous, stems sometimes woody at bases)
|[[#key-0-15| > 15]]
|-id=key-0-7
|7
|Heads in capitate or dense, corymbiform arrays (plants cespitose)
|[[#key-0-8| > 8]]
|-id=key-0-7
|7
|Heads in paniculiform or racemiform arrays (plants not cespitose)
|[[#key-0-10| > 10]]
|-id=key-0-8
|8
|Leaves pinnately lobed; involucres 3–5 mm diam.; phyllaries lanceolate to ovate (margins white)
|[[Artemisia senjavinensis|Artemisia senjavinensis]]
|-id=key-0-8
|8
|Leaves 1–2-palmatifid; involucres 3.5–11 mm diam.; phyllaries lanceolate (margins brown or white)
|[[#key-0-9| > 9]]
|-id=key-0-9
|9
|Involucres 3.5–6 × 6–11 mm; phyllaries lanceolate (margins brown); corollas yellow or reddish black, glabrous or glandular (not pilose).
|[[Artemisia globularia|Artemisia globularia]]
|-id=key-0-9
|9
|Involucres 3–4 × 3.5–5 mm; phyllaries lanceolate (margins white); corollas yellow, glabrous or pilose
|[[Artemisia glomerata|Artemisia glomerata]]
|-id=key-0-10
|10
|Leaves entire, irregularly palmatifid, or palmately 3-lobed to 2-ternately lobed
|[[#key-0-11| > 11]]
|-id=key-0-10
|10
|Leaves 2–3-pinnatifid
|[[#key-0-13| > 13]]
|-id=key-0-11
|11
|Pappi coroniform; Idaho, Nevada, Oregon
|[[Artemisia papposa|Artemisia papposa]]
|-id=key-0-11
|11
|Pappi 0; Alberta, British Columbia, Northwest Territories, Nunavut; Alaska, Washington
|[[#key-0-12| > 12]]
|-id=key-0-12
|12
|Plants 15–70 cm; leaves palmately 3-lobed to 2-ternately lobed.
|[[Artemisia alaskana|Artemisia alaskana]]
|-id=key-0-12
|12
|Plants (5–)10–40 cm; leaves 1–3-palmately lobed
|[[Artemisia furcata|Artemisia furcata]]
|-id=key-0-13
|13
|Perennials or subshrubs, 50–170 cm (widely branched, stems brittle); leaf lobes less than 1 mm wide; heads erect; involucres 1.5–3 mm diam. (gardens, waste places, much of North America)
|[[Artemisia abrotanum|Artemisia abrotanum]]
|-id=key-0-13
|13
|Perennials, 10–50 cm (erect, stems not brittle); leaf lobes 1+ mm wide (margins coarsely toothed); heads nodding; involucres 4–10 mm diam
|[[#key-0-14| > 14]]
|-id=key-0-14
|14
|Peduncles 0 or to 10 mm
|[[Artemisia laciniata|Artemisia laciniata]]
|-id=key-0-14
|14
|Peduncles to 50 mm
|[[Artemisia norvegica|Artemisia norvegica]]
|-id=key-0-15
|15
|Leaves entire, serrate, toothed, or lobed (sinuses to 1/2 blade widths)
|[[#key-0-16| > 16]]
|-id=key-0-15
|15
|Leaves (relatively deeply) lobed (sinuses 1/2+ blade widths)
|[[#key-0-22| > 22]]
|-id=key-0-16
|16
|Plants 20–50(–80, rarely more) cm
|[[#key-0-17| > 17]]
|-id=key-0-16
|16
|Plants 50–300 cm
|[[#key-0-19| > 19]]
|-id=key-0-17
|17
|Leaves usually entire, sometimes toothed or lobed; involucres 4–5 mm diam
|[[Artemisia longifolia|Artemisia longifolia]]
|-id=key-0-17
|17
|Leaves usually lobed, sometimes entire; involucres (1–)2–5 mm diam
|[[#key-0-18| > 18]]
|-id=key-0-18
|18
|Involucres 2–4(–5.5) mm; phyllaries (gray-green) densely tomentose
|[[Artemisia ludoviciana|Artemisia ludoviciana]]
|-id=key-0-18
|18
|Involucres 3.5–4 mm; phyllaries (violet-brown) sparsely tomentose (w North America)
|[[Artemisia tilesii|Artemisia tilesii]]
|-id=key-0-19
|19
|Phyllaries glabrous or sparsely hairy (coast, n California to British Columbia)
|[[Artemisia suksdorfii|Artemisia suksdorfii]]
|-id=key-0-19
|19
|Phyllaries usually densely hairy
|[[#key-0-20| > 20]]
|-id=key-0-20
|20
|Leaves densely hairy (both faces, broadly lanceolate, mostly entire, the proximal lobed; w North America, mostly inland grasslands).
|[[Artemisia douglasiana|Artemisia douglasiana]]
|-id=key-0-20
|20
|Leaves (bicolor) hairy abaxially, glabrate or glabrous adaxially
|[[#key-0-21| > 21]]
|-id=key-0-21
|21
|Leaves serrate (teeth ca. 2 mm; inland grasslands and barren areas, high plains)
|[[Artemisia serrata|Artemisia serrata]]
|-id=key-0-21
|21
|Leaves mostly deeply lobed (lobes 4–20 mm; mostly e North America, introduced w coast)
|[[Artemisia vulgaris|Artemisia vulgaris]]
|-id=key-0-22
|22
|Leaves not bicolor (both faces bright green or silvery), lobes acute or rounded
|[[#key-0-23| > 23]]
|-id=key-0-22
|22
|Leaves bicolor (abaxial faces silvery, adaxial green), lobes acute
|[[#key-0-25| > 25]]
|-id=key-0-23
|23
|Leaves silver-gray, lobes rounded (coastal dunes)
|[[Artemisia stelleriana|Artemisia stelleriana]]
|-id=key-0-23
|23
|Leaves bright green, lobes acute (not coastal dunes)
|[[#key-0-24| > 24]]
|-id=key-0-24
|24
|Involucres (4–)5–8 × 4–10 mm; 0–3800 m
|[[Artemisia norvegica|Artemisia norvegica]]
|-id=key-0-24
|24
|Involucres 2.5–3.5 × 2–4.5 mm; 100–2400 m
|[[Artemisia packardiae|Artemisia packardiae]]
|-id=key-0-25
|25
|Plants 30–100 cm, lemon-scented; heads usually erect (subalpine and alpine).
|[[Artemisia michauxiana|Artemisia michauxiana]]
|-id=key-0-25
|25
|Plants 15–70 cm, not lemon-scented; heads usually nodding
|[[#key-0-26| > 26]]
|-id=key-0-26
|26
|Perennials (widely spreading, stems brittle); garden escapes, c, e North America.
|[[Artemisia pontica|Artemisia pontica]]
|-id=key-0-26
|26
|Biennials or perennials (erect)
|[[#key-0-27| > 27]]
|-id=key-0-27
|27
|Leaves pinnatifid (lobes 3–5, 0.5–1 mm wide); grasslands or deserts, 600– 2900 m
|[[Artemisia carruthii|Artemisia carruthii]]
|-id=key-0-27
|27
|Leaves 2–3-pinnately lobed (lobes elliptic, 2–6 mm wide); w mountains, 2200–3100 m
|[[Artemisia franserioides|Artemisia franserioides]]
|}
</div></div><!--

-->{{#Taxon:
name=Artemisia subg. Artemisia
|author=
|authority=unknown
|rank=subgenus
|parent rank=genus
|synonyms=Artemisia sect. Abrotanum
|basionyms=
|family=Asteraceae
|illustrator=Linda Ann Vorobik
|distribution=Widespread in Northern Hemisphere;especially North America;Europe;and central and northern Asia;sporadic in South America and northern Africa.
|reference=estes1969a;keck1946a
|publication title=
|publication year=
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V19-20-21/V19_890.xml
|tribe=Asteraceae tribe Anthemideae
|genus=Artemisia
|subgenus=Artemisia subg. Artemisia
}}<!--

-->[[Category:Treatment]][[Category:Artemisia]]