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allenrolfea, iodine bush

Habit 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.

Allenrolfea

Distribution
from USDA
North America; Mexico; Central America; South America
[BONAP county map]
Discussion

Species 3 (1 in the flora).

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 4, p. 321. Author: Leila M. Shultz.
Parent taxa Chenopodiaceae
Subordinate taxa
A. occidentalis
Name authority Kuntze: Revis. Gen. Pl. 2: 545. (1891)
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