Cistanthe parryi

(A. Gray) Hershkovitz

Phytologia 68: 268. 1990.

Illustrated
Basionym: Calyptridium parryi A. Gray Proc. Amer. Acad. Arts 22: 285. 1887
Synonyms: Calyptridium parryi subsp. nevadense (J. T. Howell) Munz Calyptridium parryi var. arizonicum J. T. Howell Calyptridium parryi var. nevadense J. T. Howell
Treatment appears in FNA Volume 4. Treatment on page 463. Mentioned on page 461, 462.

Plants annual, taprooted. Stems 2 or more from each rosette, spreading to ascending, 2–11 cm. Leaves basal and cauline; basal in single, prostrate rosette; blade spatulate, 1–3 cm. Inflorescences paniculate or racemose scorpioid-cymes, becoming secund, open to dense. Flowers subsessile; sepals ovate, orbiculate, or reniform, unequal, 2–5 mm, margins scarious; petals 3 (–4), white or pinkish, 1.5–3 mm; stamens 1–3, anther yellow; style absent; stigmas 2. Capsules ovoid to cylindric, 3–7 mm; valves 2. Seeds 10–15, black, orbicular, 0.6–0.7 mm, shiny. 2n = 44.


Phenology: Flowering Jun–Jul.
Habitat: Open, sandy areas, chaparral, woodlands
Elevation: 700-3400 m

Distribution

V4 915-distribution-map.gif

Ariz., Calif., Mexico (Baja California)

Discussion

Some authorities recognize varietal segregates in this species based on minor characters that appear to exhibit much variation from population to population; they are not treated in this account.

Selected References

None.

Lower Taxa

None.
... more about "Cistanthe parryi"
Walter A. Kelley +, John M. Miller +  and John G. Packer +
(A. Gray) Hershkovitz +
Calyptridium parryi +
occasionally dentate;crisped +
spatulate +
1 cm10 mm <br />0.01 m <br /> (3 cm30 mm <br />0.03 m <br />) +
subtending +
unequal +
ovoid +  and cylindric +
0.3 cm3 mm <br />0.003 m <br /> (?) +  and 0.7 cm7 mm <br />0.007 m <br /> (?) +
Ariz. +, Calif. +  and Mexico (Baja California) +
700-3400 m +
Open, sandy areas, chaparral, woodlands +
open +  and secund +
racemose +  and paniculate +
not articulate +
subrosulate +, rosulate +, alternate +, subopposite +  and opposite +
cauline +  and basal +
not reflexed +
plurilocular +
pinkish +  and white +
distinct +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
Flowering Jun–Jul. +
fibrous +  and fleshy +
strophiolate +
10 +  and 15 +
sculptured +  and smooth +
orbicular +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (?) +  and 0.07 cm0.7 mm <br />7.0e-4 m <br /> (?) +
persistent +
distinct +
reniform;orbiculate;reniform;orbiculate;ovate +
unequal +
0.2 cm2 mm <br />0.002 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
herbaceous;scarious +
Illustrated +
1 +  and 3 +
branched +  and simple +
spreading +  and ascending +
2 cm20 mm <br />0.02 m <br /> (11 cm110 mm <br />0.11 m <br />) +
Calyptridium parryi subsp. nevadense +, Calyptridium parryi var. arizonicum +  and Calyptridium parryi var. nevadense +
Cistanthe parryi +
Cistanthe +
species +
not deciduous +