Atriplex amnicola

Paul G. Wilson

Fl. Australia 4: 129, 322. 1984.

Common names: Swamp saltbush
Treatment appears in FNA Volume 4. Treatment on page 344. Mentioned on page 331.

Shrubs, predominantly dioecious, mainly 10–15 dm. Leaves short petiolate; blade elliptic to narrowly oblong or narrowly hastate with short divaricate basal lobes, 10–25 mm, margin entire or remotely dentate, apex obtuse to acute. Staminate flowers in compact glomerules 5 mm thick, forming terminal spikes. Pistillate flowers in axillary clusters and forming short, dense terminal spikes. Fruiting bracteoles somewhat rhombic to semicircular, biconvex, 4–6 mm wide, with a short hard turbinate base, thick and hard throughout or with a herbaceous margin, lacking appendages. Seeds circular.


Phenology: Flowering summer–fall.
Habitat: Sea beaches
Elevation: 10 m

Distribution

V4 656-distribution-map.gif

Introduced; Calif., Australia

Discussion

This is a singular, large, mostly dioecious shrub well established on the beach at Malibu, California. It produces abundant, hard, rhombic fruiting bracteoles. In its native western Australia, it occurs in coastal regions and inland along creeks and the outer margins of salt lakes.

Selected References

None.

Lower Taxa

None.
... more about "Atriplex amnicola"
Obtuse (?) +  and Acute (?) +
Stanley L. Welsh +
Paul G. Wilson +
slippery +
aromatic +
turbinate +, biconvex +, rhombic +  and semicircular +
thick;4mm;6mm +
elliptic +  and narrowly oblong or narrowly hastate +
1 cm10 mm <br />0.01 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
persistent +  and deciduous +
reddish-brown +, black +, brown +  and green +
ovoid +  and fan-shaped or subcircular +
3-5-parted +
Swamp saltbush +
Calif. +  and Australia +
tuberculate +  and smooth +
pistillate +  and staminate +
unisexual +  and bisexual +
not +  and connate +
enlarged +
Sea beaches +
bladderlike +
terminal +  and axillary +
opposite +  and alternate +
deciduous +  and persistent +
not winged +  and winged +
dentate +  and entire +
toothed +  and entire +
inferior +, half-inferior +  and superior +
crassinucellate +  and bitegmic +
campylotropous +
1 +  and single +
persistent +  and deciduous +
(1-)3-5-lobed +
papery +  and chartaceous +
Flowering summer–fall. +
Fl. Australia +
bulbous +  and taprooted +
fusiform +
fleshy +  and fibrous +
verrucate +  and striate +
flattened +
cylindric +
3 (?) +  and 5 (?) +
opposite +  and alternate +
succulent +
sessile +  and petiolate +
reduced;small +
horizontal +  and vertical +
verrucate +
Atriplex amnicola +
Atriplex sect. Dialysex +
species +
dicotyledonous +
variously prostrate;ascending +