View source for Emex australis

{{Treatment/ID
|accepted_name=Emex australis
|accepted_authority=Steinheil
|publications={{Treatment/Publication
|title=Ann. Sci. Nat., Bot., sér.
|place=2, 9: 195, plate 7. 1838
|year=1838
}}
|common_names=Doublegee;southern threecornerjack;spiny emex
|basionyms=
|synonyms=
|hierarchy=Polygonaceae;Polygonaceae subfam. Polygonoideae;Emex;Emex australis
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Polygonaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Polygonaceae subfam. Polygonoideae]]</div><div class="higher-taxon"><small>genus</small>[[Emex]]</div><div class="higher-taxon"><small>species</small>[[Emex australis]]</div></div>
|volume=Volume 5
|mention_page=
|treatment_page=page 487
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>1–4(–6) dm. <b>Stems</b> prostrate, decumbent, or ascending, base often reddish, branched proximally. <b>Leaves</b>: ocrea loose, glabrous; petiole (0.5–)1–8(–15) cm, glabrous; blade subhastate to elliptic or ovate, 1–10 × 0.5–6 cm, base truncate to cuneate, apex obtuse to acute. <b>Staminate</b> flowers 1–8 per ocreate fascicle; tepals narrowly oblong to oblanceolate, 1.5–2 mm. <b>Pistillate</b> flowers 1–4 per ocreate fascicle; outer tepals ovate to oblong, 4–6 mm in fruit, inner tepals broadly triangular-ovate, 5–6 mm in fruit, apex mucronate. <b>Fruiting</b> perianths 7–9 × 9–10 mm, spines ascending or spreading, 5–10 mm, base tapering. <b>Achenes</b> 4–6 × 2–3 mm, shiny. <b>2n</b> = 20.</span><!--

-->{{Treatment/Body
|phenology=Flowering year-round.
|habitat=Disturbed sites, especially in sandy soils
|elevation=0-200 m
|distribution=Calif.;Africa (Republic of South Africa);introduced in West Indies (Trinidad);Europe;Asia (India;Pakistan;Taiwan);Africa (Kenya;Madagascar;Malawi;Tanzania;Zimbabwe);Pacific Islands (Hawaii);Australia.
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Emex australis
|authority=Steinheil
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Polygonaceae
|phenology=Flowering year-round.
|habitat=Disturbed sites, especially in sandy soils
|elevation=0-200 m
|distribution=Calif.;Africa (Republic of South Africa);introduced in West Indies (Trinidad);Europe;Asia (India;Pakistan;Taiwan);Africa (Kenya;Madagascar;Malawi;Tanzania;Zimbabwe);Pacific Islands (Hawaii);Australia.
|introduced=true
|reference=None
|publication title=Ann. Sci. Nat., Bot., sér.
|publication year=1838
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V5/V5_1016.xml
|subfamily=Polygonaceae subfam. Polygonoideae
|genus=Emex
|species=Emex australis
}}<!--

-->[[Category:Treatment]][[Category:Emex]]