Allenrolfea

Kuntze

Revis. Gen. Pl. 2: 545. 1891.

Common names: Iodine bush
Etymology: for Robert Allen Rolfe, English botanist, 1855–1921
Treatment appears in FNA Volume 4. Treatment on page 321. Mentioned on page 259, 389.
 TaxonIllustrator 
FNA4 P54 Allenrolfea occidentalis.jpegAllenrolfea 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.

... more about "Allenrolfea"
Leila M. Shultz +
Kuntze +
slippery +
aromatic +
triangular +
deciduous +
reddish-brown +, black +, brown +  and green +
Iodine bush +
North America +, Mexico +, Central America +  and South America +
for Robert Allen Rolfe, English botanist, 1855–1921 +
compressed +  and ovoid +
reduced +
not winged +  and winged +
lobed +  and serrate-dentate +
inferior +, half-inferior +  and superior +
crassinucellate +  and bitegmic +
campylotropous +
1 +  and single +
persistent +  and deciduous +
angled +  and 4-5-lobed +
Revis. Gen. Pl. +
pointing +  and ascending +
bulbous +  and taprooted +
fusiform +
fleshy +  and fibrous +
verrucate +  and striate +
cylindric +
1 (?) +  and 2 (?) +
not armed +  and much-branched +
opposite +  and alternate +
decumbent +  and erect +
succulent +
sessile +  and petiolate +
reduced;small +
horizontal +  and vertical +
verrucate +
Allenrolfea +
Chenopodiaceae +
deciduous +, evergreen +, perennial +  and annual +
polygamous +, dioecious +  and monoecious +