Camissoniopsis pallida subsp. hallii

(Davidson) W. L. Wagner & Hoch

Syst. Bot. Monogr. 83: 204. 2007.

Basionym: Sphaerostigma hallii Davidson Muhlenbergia 3: 107. 1907
Synonyms: Camissonia pallida subsp. hallii (Davidson) P. H. Raven Oenothera bistorta var. hallii (Davidson) Jepson O. hallii (Davidson) Munz
Treatment appears in FNA Volume 10.

Flowers: floral tube 3.8–4.2 mm; sepals 4.8–8 mm; petals with 1–3 red dots basally, 6.5–13 mm; episepalous filaments 3–6.5 mm, epi­petalous filaments 1.8–3.8 mm, anthers 1.5–2.2 mm; style 6.5–10.5 mm. 2n = 14.


Phenology: Flowering Mar–May(–Jun).
Habitat: Sandy washes.
Elevation: 30–1400 m.

Discussion

Subspecies hallii occurs in Riverside and San Bernardino counties, from Banning east throughout the Little San Bernardino Mountains and their northern slopes and southeast to the vicinity of Mecca and Box Canyon.

Selected References

None.

Lower Taxa

None.
Warren L. Wagner +
(Davidson) W. L. Wagner & Hoch +
Sphaerostigma hallii +
30–1400 m. +
Sandy washes. +
Flowering Mar–May(–Jun). +
Syst. Bot. Monogr. +
Camissonia pallida subsp. hallii +, Oenothera bistorta var. hallii +  and O. hallii +
Camissoniopsis pallida subsp. hallii +
Camissoniopsis pallida +
subspecies +