Atriplex serenana |
Atriplex leucophylla |
|||||
---|---|---|---|---|---|---|
bracteate orach, bractscale, saltscale, stinking orach |
beach saltbush, sea scale, whiteleaf orach |
|||||
Habit | Herbs, annual, erect or sprawling, usually branched often forming tangled mats to 10 × (3–)5–20 dm, ascending branches sparsely scurfy. | Herbs, prostrate (decumbent or procumbent), many branched, 1.5–6 dm, somewhat woody below, coarse, white 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. |
many, sometimes crowded; blade orbiculate to ovate or ovate-lanceolate to elliptic or oblong, 8–40 × 4–18 mm, base obtuse or rounded, white scurfy. |
||||
Staminate flowers | in glomerules in terminal spikes or panicles 3–20 cm, or reduced to solitary, rounded, terminal glomerule. |
in dense terminal spikes. |
||||
Pistillate flower(s) | in small clusters, axillary. |
in few-flowered, axillary clusters. |
||||
Seeds | brown, 1–1.3(–1.5) mm. |
dark red-brown, 2.5–3 mm. |
||||
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. |
bracteoles not compressed, 5–7 mm, faces usually with wartlike projections, scurfy. |
||||
2n | = 18. |
|||||
Atriplex serenana |
Atriplex leucophylla |
|||||
Phenology | Flowering spring–fall. | |||||
Habitat | Sea beaches, along coasts, at higher elevation inland | |||||
Elevation | 0-30 m (0-100 ft) | |||||
Distribution |
CA; NV; nw Mexico
|
CA; Mexico (Baja California)
|
||||
Discussion | Varieties 2 (2 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
Atriplex leucophylla occurs with Potentilla, Camissonia, Ambrosia, Cakile, and Calystegia. (Discussion copyrighted by Flora of North America; reprinted with permission.) |
||||
Key |
|
|||||
Source | FNA vol. 4, p. 361. | FNA vol. 4, p. 366. | ||||
Parent taxa | Chenopodiaceae > Atriplex > subg. Obione > sect. Obione > subsect. Arenariae | Chenopodiaceae > Atriplex > subg. Obione > sect. Obione > subsect. Leucophyllae | ||||
Sibling taxa | ||||||
Subordinate taxa | ||||||
Synonyms | Obione leucophylla | |||||
Name authority | A. Nelson ex Abrams: Fl. Los Angeles, 128. (1904) | (Moquin-Tandon) D. Dietrich: Syn. Pl. 5: 536. (1852) | ||||
Web links |