slender orach, Wolf's saltweed
|
Herbs, slender, delicate. |
simple or more commonly branched throughout, mainly 0.7–3.5 dm, branches terete; herbage scurfy. |
blade concolorous, linear to narrowly lanceolate, mainly 4–25 × 1–3 mm. |
very small, both sexes in the same sessile, axillary clusters. |
sepals 5. |
brown, 1–2 mm. |
bracteoles sessile, ovate to cuneate in outline, 1.5–2.7 × 1.1–2.1 mm, apex truncate to attenuate, faces smooth or tuberculate. |
|
|
|
CO; UT; WY |
Varieties 2 (2 in the flora). (Discussion copyrighted by Flora of North America; reprinted with permission.) |
1. Fruiting bracteoles with lateral distalmost lobes much larger and broader than median one; sc Colorado | var. wolfii |
1. Fruiting bracteoles with distalmost lobe typically but not always larger and broader than any lateral lobes, comprising much of bract length; nw Colorado, sw Wyoming, and c to ne Utah. | var. tenuissima |
|
FNA vol. 4, p. 355. |
Chenopodiaceae > Atriplex > subg. Obione > sect. Obione > subsect. Wolfianae |
A. acanthocarpa, A. amnicola, A. argentea, A. californica, A. canescens, A. confertifolia, A. cordulata, A. coronata, A. corrugata, A. coulteri, A. covillei, A. dioica, A. elegans, A. fruticulosa, A. gardneri, A. garrettii, A. glabriuscula, A. gmelinii, A. graciliflora, A. heterosperma, A. holocarpa, A. hortensis, A. hymenelytra, A. joaquiniana, A. klebergorum, A. laciniata, A. lentiformis, A. leucophylla, A. lindleyi, A. linearis, A. littoralis, A. matamorensis, A. mucronata, A. nudicaulis, A. nummularia, A. oblongifolia, A. obovata, A. pacifica, A. parishii, A. parryi, A. patula, A. pentandra, A. phyllostegia, A. pleiantha, A. polycarpa, A. powellii, A. prostrata, A. pusilla, A. rosea, A. saccaria, A. semibaccata, A. serenana, A. spinifera, A. suberecta, A. suckleyi, A. tatarica, A. torreyi, A. truncata, A. tularensis, A. watsonii, A. wrightii |
|
Obione wolfii |
S. Watson: Proc. Amer. Acad. Arts 9: 112. (1874) |
|