Difference between revisions of "Euphorbia inundata"

Torrey ex Chapman

Fl. South. U.S., 402. 1860.

Common names: Florida pineland spurge
IllustratedEndemic
Synonyms: Galarhoeus inundatus (Torrey ex Chapman) Small
Treatment appears in FNA Volume 12. Treatment on page 314. Mentioned on page 238.
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|special_status={{Treatment/ID/Special_status
 
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|name=Galarhoeus inundatus
 
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|hierarchy=Euphorbiaceae;Euphorbia;Euphorbia sect. Nummulariopsis;Euphorbia inundata
 
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|distribution=se United States.
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|distribution=Ala.;Fla.;Ga.;Miss.
 
|discussion=<p>Varieties 2 (2 in the flora).</p><!--
 
|discussion=<p>Varieties 2 (2 in the flora).</p><!--
 
--><p><i>Euphorbia inundata</i> has a disjunct distribution in the southeastern United States. Allopatric, narrow-leaved populations from the west-central Florida peninsula are segregated as <i></i>var.<i> garrettii</i> (E. L. Bridges and S. L. Orzell 2002).</p>
 
--><p><i>Euphorbia inundata</i> has a disjunct distribution in the southeastern United States. Allopatric, narrow-leaved populations from the west-central Florida peninsula are segregated as <i></i>var.<i> garrettii</i> (E. L. Bridges and S. L. Orzell 2002).</p>
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name=Euphorbia inundata
 
name=Euphorbia inundata
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|authority=Torrey ex Chapman
 
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|basionyms=
 
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|family=Euphorbiaceae
 
|family=Euphorbiaceae
|distribution=se United States.
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|distribution=Ala.;Fla.;Ga.;Miss.
 
|reference=None
 
|reference=None
 
|publication title=Fl. South. U.S.,
 
|publication title=Fl. South. U.S.,
 
|publication year=1860
 
|publication year=1860
|special status=Selected by author to be illustrated;Endemic
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|special status=Illustrated;Endemic
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V12/V12_477.xml
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|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V12/V12_477.xml
 
|genus=Euphorbia
 
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|section=Euphorbia sect. Nummulariopsis
 
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Latest revision as of 18:10, 6 November 2020

Herbs, perennial, with thickened rootstock. Stems erect or ascending, 15–40 cm. Leaves: petiole absent or indistinct, blade linear to linear-elliptic or lanceolate, (25–)30–60(–115) × 1.5–14(–15) mm, chartaceous, base attenuate, apex acuminate, acute, or rounded and mucronate; only midvein evident. Cyathial arrangement: terminal pleiochasial branches 2–3, 5–18 cm, 3–8 times 2-branched; pleiochasial bracts linear-lanceolate or narrowly ovate, 25–49 × 5–9 mm, margins entire, apex acute or acuminate; dichasial bracts ovate or lanceolate, 6–21 × 2–6 mm, margins entire, apex acute or acuminate; axillary cymose branches 1–5. Cyathia: peduncle 6–24 mm (often exceeding dichasial bracts). Involucre obconic or campanulate, 1.3–3.2 × 1.6–3.6 mm, lobes ovate, oblong, or nearly rectangular, 0.6–1 mm, laciniate-ciliate; glands red to greenish, oblong or nearly circular, 0.8–1 × 1.1–2 mm, distal margins crenulate-erose, undulate, or entire. Staminate flowers 20–25. Pistillate flowers: gynophore exserted 2.6–6.1 mm, calyxlike lobes triangular to subulate, 0.6–1.4 mm; styles connate 1/8 length, 1.3–2.2 mm. Capsules oblate-ovoid, 5.1–6.1 × 6.9–8.6 mm, 3-lobed; columella 3.9–4.7 mm. Seeds brown to blackish, ovoid-globose, circular or faintly 3- or 4-angled in cross section, 2.9–3.4 × 2.7–3 mm, smooth, base flattened or rounded, apex rounded or with inconspicuous blunt point.

Discussion

Varieties 2 (2 in the flora).

Euphorbia inundata has a disjunct distribution in the southeastern United States. Allopatric, narrow-leaved populations from the west-central Florida peninsula are segregated as var. garrettii (E. L. Bridges and S. L. Orzell 2002).

Selected References

None.

Key

1 Leaf blades usually linear to narrowly elliptic or narrowly lanceolate, rarely oblanceolate, (3–)4–14(–15) mm wide, length usually 5–10(–25) times width; apex obtuse to short-acute; se Mississippi to ne Florida. Euphorbia inundata var. inundata
1 Leaf blades narrowly linear, linear, or narrowly linear-lanceolate, 1.5–3.5(–4.5) mm wide, length 15–20(–50) times width, apex short-acute to acuminate; wc Florida. Euphorbia inundata var. garrettii