View source for Iva microcephala

{{Treatment/ID
|accepted_name=Iva microcephala
|accepted_authority=Nuttall
|publications={{Treatment/Publication
|title=Trans. Amer. Philos. Soc., n. s.
|place=7: 346. 1840
|year=1840
}}
|basionyms=
|synonyms=
|hierarchy=Asteraceae;Asteraceae tribe Heliantheae;Asteraceae (tribe Heliantheae) subtribe Ambrosiinae;Iva;Iva microcephala
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Heliantheae]]</div><div class="higher-taxon"><small>subtribe</small>[[Asteraceae (tribe Heliantheae) subtribe Ambrosiinae]]</div><div class="higher-taxon"><small>genus</small>[[Iva]]</div><div class="higher-taxon"><small>species</small>[[Iva microcephala]]</div></div>
|volume=Volume 21
|mention_page=page 25
|treatment_page=page 28
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Annuals,</b> 10–70(–100) cm. <b>Stems</b> erect. <b>Leaves</b>: petioles 0–1 mm; blades linear to filiform, 10–35(–60) × 0.6–1.5(–3) mm, margins entire, faces ± scabrellous, gland-dotted. <b>Heads</b> in ± spiciform arrays. <b>Peduncles</b> 0.5–1 mm. <b>Involucres</b> hemispheric, 1.5–2 mm. <b>Phyllaries</b>: outer 5 distinct, ± herbaceous. <b>Paleae</b> cuneiform to setiform, 1–2 mm. <b>Pistillate</b> florets 2–3+; corollas 0.5–0.8 mm. <b>Functionally</b> staminate florets 3–5; corollas 1.8–2 mm. <b>Cypselae</b> 1–1.5 mm. <b>2n</b> = 32.</span><!--

-->{{Treatment/Body
|phenology=Flowering Sep–Nov.
|habitat=Disturbed sites, moist or wet soils
|elevation=1–100 m
|distribution=Ala.;Fla.;Ga.;N.C.;S.C.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Iva microcephala
|authority=Nuttall
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Asteraceae
|phenology=Flowering Sep–Nov.
|habitat=Disturbed sites, moist or wet soils
|elevation=1–100 m
|distribution=Ala.;Fla.;Ga.;N.C.;S.C.
|reference=None
|publication title=Trans. Amer. Philos. Soc., n. s.
|publication year=1840
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V19-20-21/V21_48.xml
|tribe=Asteraceae tribe Heliantheae
|subtribe=Asteraceae (tribe Heliantheae) subtribe Ambrosiinae
|genus=Iva
|species=Iva microcephala
}}<!--

-->[[Category:Treatment]][[Category:Iva]]