Allenrolfea
Revis. Gen. Pl. 2: 545. 1891.
| Taxon | Illustrator ⠉ | |
|---|---|---|
 | Allenrolfea occidentalis Atriplex hortensis Atriplex patula | Yevonn Wilson-Ramsey Bee F. Gunn Bee F. Gunn |
Shrubs, glabrous. Stems erect or decumbent, much-branched, not armed, succulent; branches articulated into small joints. Leaves alternate, ascending, sessile, reduced to scales; blade broadly triangular, base clasping, margins entire, apex acute. Inflorescences terminal spikes, flowers spirally arranged in 3s or 5s in axils of deciduous, peltate, fleshy bracts. Flowers bisexual, sessile; perianth 4–5-lobed, angled, truncate distally, unchanged in fruit; stamens 1–2, exserted; stigmas 2 (–3), usually distinct. Fruits utricles, ovoid, compressed; pericarp free, membranous. Seeds erect, brown or reddish-brown, oblong, smooth; embryo partly enclosing copious perisperm, radicle inferior. x = 9.
Distribution
North America, Mexico, Central America, South America
Discussion
Species 3 (1 in the flora).
Selected References
None.