Difference between revisions of "Mirabilis laevis var. retrorsa"

(A. Heller) Jepson

Man. Fl. Pl. Calif., 340. 1923.

Basionym: Mirabilis retrorsa A. Heller Muhlenbergia 2: 193. 1906
Synonyms: Hesperonia retrorsa (A. Heller) Standley Mirabilis bigelovii var. retrorsa (A. Heller) Munz Mirabilis californica var. retrorsa (A. Heller) Jepson
Treatment appears in FNA Volume 4. Treatment on page 49. Mentioned on page 47.
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(No difference)

Revision as of 22:26, 16 December 2019

Stems usually many, clumped, often glabrous or glabrate basally, sparsely to densely retrorse-puberulent distally. Leaf blades 0.5–3.5 × 1–3.5 cm. Inflorescences cymose, usually broad; branches ± equal throughout; involucres 5–7 mm; bracts 60–70% connate, lobes ovate-triangular orovate-oblong, base often 70–100% of height, apex obtuse or acute. Flowers: perianth usually white, (rarely white tinged with pink at base, or pale pink). Fruits gray-brown, dark charcoal brown, often dark mottled, often faintly marked with 10 paler longitudinal lines, ellipsoid, obovoid, or almost spheric, occasionally wider than long, 3.5–5 × 2.6–4 mm. 2n = 62, 64, 66.


Phenology: Flowering late winter and spring, most vigorously in spring, occasionally in summer.
Habitat: Desert brushlands, banks
Elevation: 100-2000 m

Distribution

V4 93-distribution-map.gif

Ariz., Calif., Nev., Oreg., Utah, Mexico (Baja California).

Discussion

Selected References

None.

Lower Taxa

None.
Richard W. Spellenberg +
(A. Heller) Jepson +
Mirabilis retrorsa +
Ariz. +, Calif. +, Nev. +, Oreg. +, Utah +  and Mexico (Baja California). +
100-2000 m +
Desert brushlands, banks +
Flowering late winter and spring, most vigorously in spring, occasionally in summer. +
Man. Fl. Pl. Calif., +
Illustrated +
Hesperonia retrorsa +, Mirabilis bigelovii var. retrorsa +  and Mirabilis californica var. retrorsa +
Mirabilis laevis var. retrorsa +
Mirabilis laevis +
variety +