familyChenopodiaceae
genusAtriplex
subgenusAtriplex subg. Obione
sectionAtriplex sect. Obione
subsectionAtriplex subsect. Arenariae
speciesAtriplex serenana
Atriplex serenana var. serenana
Treatment appears in FNA Volume 4. Treatment on page 361.
Staminate inflorescences of elongate spikes or panicles, with numerous, beadlike glomerules. Fruiting bracteoles mainly 1-veined, 2.1–3.5 × 1.7–3.5 mm wide.
Phenology: Flowering spring–fall.
Habitat: Alkaline valleys, marshy areas, valley grasslands, coastal sage scrub, sometimes ruderal weed
Elevation: 70-1300 m
Distribution
Calif., Nev., Mexico (Baja California).
Discussion
The most striking feature of Atriplex serenana var. serenana is its usually elongate, paniculate staminate inflorescence with its numerous beadlike glomerules. The taxon in the broad sense is closely allied to the disjunct Atriplex wrightii.
Selected References
None.
Lower Taxa
None.