Difference between revisions of "Elatine rubella"

Rydberg

Mem. New York Bot. Gard. 1: 260. 1900.

Common names: Southwestern waterwort
IllustratedEndemic
Treatment appears in FNA Volume 12. Treatment on page 352. Mentioned on page 350.
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|special status=Illustrated;Endemic
 
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|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V12/V12_507.xml
 
|genus=Elatine
 
|genus=Elatine
 
|species=Elatine rubella
 
|species=Elatine rubella

Latest revision as of 19:15, 5 November 2020

Herbs, emergent on wet substrates, 1–6(–16) cm. Stems ascending or prostrate, branched. Leaves reddish green; stipules lanceolate, 0.5–0.6 mm, margins dentate, apex acute; petiole 0.5–1(–3) mm; blade oblong-lanceolate, 3–8 × (0.5–)1–2(–2.2) mm, base attenuate to rounded, apex obtuse to slightly emarginate. Pedicels 0–0.5 mm, erect. Flowers: sepals (2–)3, if 2, equal, if 3, 1 smaller, oblong-ovate or widely lanceolate, 1–1.5 × 1–1.5 mm; petals 3, pinkish white to reddish, elliptic or ovate, 1–1.5 × 0.5 mm; stamens 3; styles 3. Capsules oblong-ovoid, 3-locular, 1.5–2.5 mm diam. Seeds 10–20(–30) per locule, narrowly oblong, straight or curved to 15°, 0.5–0.7 × 0.1–0.3 mm; pits angular-hexagonal, length 1–2 times width, in 8–10 rows, 16–25(–30) per row.


Phenology: Flowering summer.
Habitat: Muddy shores, shallow vernal pools, ditches, rice fields.
Elevation: 0–2900 m.

Distribution

V12 507-distribution-map.jpg

Ariz., Calif., Colo., Idaho, Kans., Mont., Nebr., Nev., N.Mex., Oreg., S.Dak., Utah, Wyo.

Discussion

Reports of Elatine rubella from southern British Columbia and Washington are based on misidentifications of E. brachysperma and E. chilensis, respectively.

Selected References

None.

Lower Taxa

None.
... more about "Elatine rubella"
Hamid Razifard +, Gordon C. Tucker +  and Donald H. Les +
Rydberg +
Southwestern waterwort +
Ariz. +, Calif. +, Colo. +, Idaho +, Kans. +, Mont. +, Nebr. +, Nev. +, N.Mex. +, Oreg. +, S.Dak. +, Utah +  and Wyo. +
0–2900 m. +
Muddy shores, shallow vernal pools, ditches, rice fields. +
Flowering summer. +
Mem. New York Bot. Gard. +
Illustrated +  and Endemic +
Crypta +
Elatine rubella +
species +