The green links below add additional plants to the comparison table. Blue links lead to other Web sites.
enable glossary links

Parry's pussypaws

Tweedy's pussypaws

Habit Plants annual, taprooted. Plants perennial, taprooted; caudex short-branching.
Stems

2 or more from each rosette, spreading to ascending, 2–11 cm.

1 or more from each rosette, 10–20 cm, bracts scattered proximally, ovate-lanceolate, scarious.

Leaves

basal and cauline;

basal in single, prostrate rosette;

blade spatulate, 1–3 cm.

basal, in loose rosettes;

blade elliptic-lanceolate to ovate or oblanceolate, narrowing to broad petiole, 6–15 cm.

Inflorescences

paniculate or racemose scorpioid cymes, becoming secund, open to dense.

racemose, 1–5(–8)-flowered.

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.

pedicellate;

sepals broadly ovate, 9–10 mm, scarious;

petals 7–9(–12), salmon-pink to yellowish, rarely white, 25–40 mm;

stamens 10–23, anther yellow;

style present;

stigmas 3;

pedicel 20–60 mm.

Capsules

ovoid to cylindric, 3–7 mm;

valves 2.

ovoid, 7–10 mm, dehiscence circumscissile near base;

valves 3–4, splitting from base toward apex.

Seeds

10–15, black, orbicular, 0.6–0.7 mm, shiny.

12–35, dark brownish red, suborbicular to reniform, 2 mm, not shiny, warty, strophiolate.

2n

= 44.

= 46, 92.

Cistanthe parryi

Cistanthe tweedyi

Phenology Flowering Jun–Jul. Flowering May–Jul.
Habitat Open, sandy areas, chaparral, woodlands Well-drained granitic talus slopes and ledges, often in ponderosa pine duff
Elevation 700-3400 m (2300-11200 ft) 600-2200 m (2000-7200 ft)
Distribution
from FNA
AZ; CA; Mexico (Baja California)
[WildflowerSearch map]
from FNA
WA; BC
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.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Of conservation concern.

(Discussion copyrighted by Flora of North America; reprinted with permission.)

Source FNA vol. 4, p. 463. FNA vol. 4, p. 464.
Parent taxa Portulacaceae > Cistanthe Portulacaceae > Cistanthe
Sibling taxa
C. ambigua, C. maritima, C. monandra, C. monosperma, C. pulchella, C. pygmaea, C. quadripetala, C. rosea, C. tweedyi, C. umbellata
C. ambigua, C. maritima, C. monandra, C. monosperma, C. parryi, C. pulchella, C. pygmaea, C. quadripetala, C. rosea, C. umbellata
Synonyms Calyptridium parryi, Calyptridium parryi subsp. nevadense, Calyptridium parryi var. arizonicum, Calyptridium parryi var. nevadense Calandrinia tweedyi, Lewisia tweedyi, Lewisiopsis tweedyi
Name authority (A. Gray) Hershkovitz: Phytologia 68: 268. (1990) (A. Gray) Hershkovitz: Phytologia 68: 268. (1990)
Web links