View source for Eupatorium leptophyllum

{{Treatment/ID
|accepted_name=Eupatorium leptophyllum
|accepted_authority=de Candolle in A. P. de Candolle and A. L. P. P. de Candolle
|publications={{Treatment/Publication
|title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr.
|place=5: 176. 1836
|year=1836
}}
|common_names=False fennel
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Eupatorium capillifolium var. leptophyllum
|authority=(de Candolle) H. E. Ahles
|rank=variety
}}
|hierarchy=Asteraceae;Asteraceae tribe Eupatorieae;Eupatorium;Eupatorium leptophyllum
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Asteraceae]]</div><div class="higher-taxon"><small>tribe</small>[[Asteraceae tribe Eupatorieae]]</div><div class="higher-taxon"><small>genus</small>[[Eupatorium]]</div><div class="higher-taxon"><small>species</small>[[Eupatorium leptophyllum]]</div></div>
|volume=Volume 21
|mention_page=page 463
|treatment_page=page 469
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Perennials,</b> 50–200 cm. <b>Stems</b> (from short caudices) single, branched distally, glabrous throughout, gland-dotted. <b>Leaves</b> opposite (proximal) or alternate (nodes often appearing leafy by development of leaves on lateral buds without axis elongation); petiolate or sessile; blades (usually pinnately or ternately lobed) or lobes 1-nerved or pinnately nerved, linear, 20–100 × 0.2–0.5(–1) mm, bases slightly expanded, margins entire, apices rounded to acute, faces sparsely puberulent to glabrate, gland-dotted. <b>Heads</b> in paniculiform arrays (branches supporting heads recurved, secund). <b>Phyllaries</b> 6–10 in 1–2 series, lanceolate, 1.5–3 × 0.5–0.7 mm, apices acuminate, mucronate, abaxial faces glabrous or glabrate (not gland-dotted). <b>Florets</b> 5; corollas 2–2.5 mm. <b>Cypselae</b> 1–1.5 mm; pappi of 15–30 bristles 2–2.5 mm. <b>2n</b> = 20.</span><!--

-->{{Treatment/Body
|phenology=Flowering Aug–Oct.
|habitat=Pond margins, wet, low places, shallow water
|elevation=10–50+ m
|distribution=Ala.;Fla.;Ga.;Miss.;N.C.;S.C.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Eupatorium leptophyllum
|authority=de Candolle in A. P. de Candolle and A. L. P. P. de Candolle
|rank=species
|parent rank=genus
|synonyms=Eupatorium capillifolium var. leptophyllum
|basionyms=
|family=Asteraceae
|phenology=Flowering Aug–Oct.
|habitat=Pond margins, wet, low places, shallow water
|elevation=10–50+ m
|distribution=Ala.;Fla.;Ga.;Miss.;N.C.;S.C.
|reference=None
|publication title=in A. P. de Candolle and A. L. P. P. de Candolle, Prodr.
|publication year=1836
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V19-20-21/V21_1171.xml
|tribe=Asteraceae tribe Eupatorieae
|genus=Eupatorium
|species=Eupatorium leptophyllum
}}<!--

-->[[Category:Treatment]][[Category:Eupatorium]]