Difference between revisions of "Atriplex serenana"
Fl. Los Angeles, 128. 1904.
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|publication year=1904 | |publication year=1904 | ||
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|genus=Atriplex | |genus=Atriplex | ||
|subgenus=Atriplex subg. Obione | |subgenus=Atriplex subg. Obione | ||
Revision as of 20:02, 24 September 2019
Herbs, annual, erect or sprawling, usually branched often forming tangled mats to 10 × (3–)5–20 dm, ascending branches sparsely scurfy. Leaves many, subsessile or very short petiolate; blade subconcolorous, lanceolate to oblong, elliptic, or oval, (8–)10–30(–40) × 3–12(–15) mm, margin sharply dentate to entire. Staminate flowers in glomerules in terminal spikes or panicles 3–20 cm, or reduced to solitary, rounded, terminal glomerule. Pistillate flower in small clusters, axillary. Fruiting bracteoles sessile or subsessile (stipe to 1 mm), cuneate-orbicular to obovate, somewhat compressed, 2.1–3.5 × (1.7–)2–3.7 mm, united 1/2 of length, margin sharply and often slenderly toothed beyond middle, faces often rather strongly veined, smooth or with 1 or more slender or flattened appendages. Seeds brown, 1–1.3(–1.5) mm. 2n = 18.
Distribution
sw United States, nw Mexico.
Discussion
Varieties 2 (2 in the flora).
Selected References
None.
Key
| 1 | Staminate inflorescence an elongate panicle or spike bearing numerous, beadlike glomerules; fruiting bracteoles ± 1-veined; mainly of central valley and Owens Valley, to w Nevada, also coastal and insu- lar, s California | Atriplex serenana var. serenana |
| 1 | Staminate inflorescence of solitary, terminal, subglobose glomerule; fruiting bracteoles 3-veined; coastal s California | Atriplex serenana var. davidsonii |