Difference between revisions of "Euphorbia dendroides"

Linnaeus

Sp. Pl. 1: 462. 1753.

Common names: Tree spurge
Introduced
Synonyms: Tithymalus dendroides (Linnaeus) Hill
Treatment appears in FNA Volume 12. Treatment on page 302. Mentioned on page 295.
FNA>Volume Importer
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|elevation=0–500 m.
 
|elevation=0–500 m.
 
|distribution=Calif.;Europe;n Africa.
 
|distribution=Calif.;Europe;n Africa.
 +
|introduced=true
 
|discussion=<p><i>Euphorbia dendroides</i> is native to the Mediterranean region. In the flora area, the species is known from Los Angeles, Santa Barbara, and Ventura counties.</p>
 
|discussion=<p><i>Euphorbia dendroides</i> is native to the Mediterranean region. In the flora area, the species is known from Los Angeles, Santa Barbara, and Ventura counties.</p>
 
|tables=
 
|tables=
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|publication year=1753
 
|publication year=1753
 
|special status=Introduced
 
|special status=Introduced
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/eaa6e58056e40c9ef614d8f47aea294977a1a5e9/coarse_grained_fna_xml/V12/V12_22.xml
+
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V12/V12_22.xml
 
|genus=Euphorbia
 
|genus=Euphorbia
 
|subgenus=Euphorbia subg. Esula
 
|subgenus=Euphorbia subg. Esula

Latest revision as of 19:14, 5 November 2020

Shrubs, dendroid, with large rootstock. Stems erect, stout, densely branched, to 200 cm, glabrous, bark usually reddish and glossy toward tip of branches. Leaves: petiole absent; blade linear-lanceolate to oblong-lanceolate, 20–65 × 3–8 mm, base attenuate, margins entire, apex obtuse to acute, sometimes mucronulate, surfaces glabrous; venation pinnate, midvein prominent, base attenuate. Cyathial arrangement: terminal pleiochasial branches 4–8, unbranched or 1–2-times 2-branched; pleiochasial bracts similar in shape to but usually shorter and wider than distal leaves; dichasial bracts distinct, yellowish, broadly ovate, orbiculate, rhombic, or reniform, base obtuse, margins entire, apex obtuse, sometimes mucronulate; axillary pleiochasial absent. Cyathia: peduncle absent. Involucre broadly turbinate to hemispheric, 3–4 × 3.5–3.8 mm, glabrous; glands 4, suborbiculate to subtrapezoidal, 1–1.5 × 1.2–1.8 mm, sometimes irregularly lobed; horns absent. Staminate flowers 20–25. Pistillate flowers: ovary glabrous; styles 2.4–3 mm, 2-fid. Capsules subglobose, 4–5.5 × 4–6.5 mm, deeply lobed; cocci laterally compressed, smooth, glabrous; columella 3–4 mm. Seeds grayish or blackish, ovoid and strongly laterally compressed, 3–3.5 × 1.5–2 mm, smooth; caruncle semirounded and laterally compressed, 1.2–1.4 × 0.8–1.8 mm.


Phenology: Flowering and fruiting fall–spring.
Habitat: Coastal plains and basins, hillsides.
Elevation: 0–500 m.

Distribution

V12 22-distribution-map.jpg

Introduced; Calif., Europe, n Africa.

Discussion

Euphorbia dendroides is native to the Mediterranean region. In the flora area, the species is known from Los Angeles, Santa Barbara, and Ventura counties.

Selected References

None.

Lower Taxa

None.
... more about "Euphorbia dendroides"
Ricarda Riina +, Dmitry V. Geltman +, Jess A. Peirson +  and Paul E. Berry +
Linnaeus +
Tree spurge +
Calif. +, Europe +  and n Africa. +
0–500 m. +
Coastal plains and basins, hillsides. +
Flowering and fruiting fall–spring. +
Introduced +
Tithymalus dendroides +
Euphorbia dendroides +
Euphorbia subg. Esula +
species +