familyEuphorbiaceae
genusEuphorbia
sectionEuphorbia sect. Anisophyllum
speciesEuphorbia ocellata
subspeciesEuphorbia ocellata subsp. rattanii
Difference between revisions of "Euphorbia ocellata subsp. rattanii"
Phytologia 67: 47. 1989.
Common names: Rattan’s sandmat
Endemic
Basionym: Euphorbia rattanii S. Watson Proc. Amer. Acad. Arts 20: 372. 1885
Synonyms: Chamaesyce ocellata subsp. rattanii (S. Watson) Koutnik C. rattanii (S. Watson) Millspaugh E. ocellata var. rattanii (S. Watson) L. C. Wheeler
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|name=Euphorbia rattanii | |name=Euphorbia rattanii | ||
|authority=S. Watson | |authority=S. Watson | ||
| + | |rank=species | ||
|publication_title=Proc. Amer. Acad. Arts | |publication_title=Proc. Amer. Acad. Arts | ||
|publication_place=20: 372. 1885 | |publication_place=20: 372. 1885 | ||
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|name=Chamaesyce ocellata subsp. rattanii | |name=Chamaesyce ocellata subsp. rattanii | ||
|authority=(S. Watson) Koutnik | |authority=(S. Watson) Koutnik | ||
| + | |rank=subspecies | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=C. rattanii | |name=C. rattanii | ||
|authority=(S. Watson) Millspaugh | |authority=(S. Watson) Millspaugh | ||
| + | |rank=species | ||
}} {{Treatment/ID/Synonym | }} {{Treatment/ID/Synonym | ||
|name=E. ocellata var. rattanii | |name=E. ocellata var. rattanii | ||
|authority=(S. Watson) L. C. Wheeler | |authority=(S. Watson) L. C. Wheeler | ||
| + | |rank=variety | ||
}} | }} | ||
|hierarchy=Euphorbiaceae;Euphorbia;Euphorbia sect. Anisophyllum;Euphorbia ocellata;Euphorbia ocellata subsp. rattanii | |hierarchy=Euphorbiaceae;Euphorbia;Euphorbia sect. Anisophyllum;Euphorbia ocellata;Euphorbia ocellata subsp. rattanii | ||
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-->{{#Taxon: | -->{{#Taxon: | ||
name=Euphorbia ocellata subsp. rattanii | name=Euphorbia ocellata subsp. rattanii | ||
| − | |||
|authority=(S. Watson) Oudejans | |authority=(S. Watson) Oudejans | ||
|rank=subspecies | |rank=subspecies | ||
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|publication year=1989 | |publication year=1989 | ||
|special status=Endemic | |special status=Endemic | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V12/V12_902.xml |
|genus=Euphorbia | |genus=Euphorbia | ||
|section=Euphorbia sect. Anisophyllum | |section=Euphorbia sect. Anisophyllum | ||
Latest revision as of 19:18, 5 November 2020
Stems 10–22 cm, pilose. Leaves: stipules 1–1.5 mm, pilose; petiole 0.9–2 mm, pilose; blade 4.2–9.5 × 2.7–5 mm, apex acute to obtuse, surfaces pilose; lateral veins visible abaxially on larger leaves. Peduncle 1–2.2 mm. Involucre 2–2.5 × 1.7–2.4 mm, pilose; gland appendages present. Pistillate flowers: ovary pilose. Capsules 1.9–2.4 × 2–3.1 mm, pilose; columella 1.6–2 mm. Seeds pale gray to black, oblong, 1.6–1.7 × 0.8–1.2 mm, rugose.
Phenology: Flowering and fruiting summer–fall, occasionally spring.
Habitat: Roadsides, gravelly or sandy dry stream beds.
Elevation: 80–500 m.
Discussion
Subspecies rattanii occurs in the Sacramento Valley in Colusa, Glenn, and Tehama counties.
Selected References
None.
Lower Taxa
None.