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Mill Creek alum-root, Parish's alumroot

urn-flower alum-root

Habit Herbs subcaulescent; caudex branched. Herbs subcaulescent; caudex branched.
Flowering stems

8–40 cm, long stipitate-glandular, viscid.

10–40 cm, sparsely medium stipitate-glandular.

Leaves

petiole densely long stipitate-glandular;

blade broadly ovate or reniform, deeply 5-lobed, 2–4 cm, base cordate or truncate, lobes rounded, margins dentate, apex obtuse, surfaces long stipitate-glandular, viscid.

petiole long stipitate-glandular;

blade reniform or orbiculate, shallowly 5-lobed, 1.5–3.5 cm, base cordate or truncate, lobes rounded, margins dentate, apex obtuse, surfaces short or long stipitate-glandular.

Inflorescences

dense, (secund).

Flowers

hypanthium strongly bilaterally symmetric, free 0.8 mm on abaxial side, 1.2–2 mm on adaxial side, weakly inflated, pink to reddish, narrowly campanulate, 3.5–6 mm, short stipitate-glandular proximally, long stipitate-glandular distally;

sepals erect, green-tipped, unequal, 0.5–1 mm on abaxial side, 1.5–2 mm on adaxial side, apex rounded;

petals spreading, pink, narrowly oblanceolate, unlobed, (unequal, shorter on abaxial side, resembling filaments), 2–3 mm (equaling or longer than sepals), margins entire;

stamens exserted 1.5 mm;

styles exserted 0.5–1.5 mm, 1.5–2.5 mm, 0.1+ mm diam.

hypanthium strongly bilaterally symmetric, free 3–3.5 mm on adaxial side, pink to purplish, narrowly cylindric or cylindric-urceolate, 4–7 mm, short stipitate-glandular proximally, densely long stipitate-glandular distally;

sepals spreading, green-tipped, unequal, 2 mm on adaxial side of hypanthium, apex obtuse or rounded;

petals spreading, white, broadly oblanceolate, (clawed), unlobed, 3–4 mm (longer than sepals), margins entire;

stamens included 0.5 mm to exserted 0.5 mm;

styles included to 2 mm, 1.5–2 mm, 0.1+ mm diam.

Capsules

ovoid, 4–6 mm, beaks divergent, not papillose.

urceolate, 4–6 mm, beaks divergent, not papillose.

Seeds

black, fusiform, rounded at 1 end, acute at other, ca. 0.9 mm.

dark brown, ellipsoid, 0.7 mm.

Inflorescenses

dense.

Heuchera parishii

Heuchera elegans

Phenology Flowering Jul–Aug. Flowering May–Jun.
Habitat Shaded rocky places in yellow pine and red fir forest Rocky sites in yellow pine and red fir forests
Elevation 1500-3800 m (4900-12500 ft) 1500-2600 m (4900-8500 ft)
Distribution
from FNA
CA
[WildflowerSearch map]
[BONAP county map]
from FNA
CA
Discussion

Of conservation concern.

Heuchera parishii occurs in the San Bernardino Mountains.

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

Heuchera elegans occurs in the mountains of southern California, chiefly in the San Gabriel Range in Los Angeles and San Bernardino counties and vicinity. It resembles H. caespitosa. This group is in need of phylogenetic study.

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

Source FNA vol. 8, p. 98. FNA vol. 8, p. 100.
Parent taxa Saxifragaceae > Heuchera Saxifragaceae > Heuchera
Sibling taxa
H. abramsii, H. alba, H. americana, H. bracteata, H. brevistaminea, H. caespitosa, H. caroliniana, H. chlorantha, H. cylindrica, H. eastwoodiae, H. elegans, H. glabra, H. glomerulata, H. grossulariifolia, H. hallii, H. hirsutissima, H. longiflora, H. maxima, H. merriamii, H. micrantha, H. novamexicana, H. parviflora, H. parvifolia, H. pilosissima, H. pubescens, H. pulchella, H. richardsonii, H. rubescens, H. sanguinea, H. villosa, H. wootonii
H. abramsii, H. alba, H. americana, H. bracteata, H. brevistaminea, H. caespitosa, H. caroliniana, H. chlorantha, H. cylindrica, H. eastwoodiae, H. glabra, H. glomerulata, H. grossulariifolia, H. hallii, H. hirsutissima, H. longiflora, H. maxima, H. merriamii, H. micrantha, H. novamexicana, H. parishii, H. parviflora, H. parvifolia, H. pilosissima, H. pubescens, H. pulchella, H. richardsonii, H. rubescens, H. sanguinea, H. villosa, H. wootonii
Synonyms H. alpestris
Name authority Rydberg: in N. L. Britton et al., N. Amer. Fl. 22: 109. (1905) Abrams: Bull. S. Calif. Acad. Sci. 1: 67. 1902 ,
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