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coralbells

Front Range alum-root

Habit Herbs acaulescent; caudex branched. Herbs acaulescent; caudex branched or unbranched.
Flowering stems

20–40 cm, short and sometimes long stipitate-glandular.

10–30 cm, glabrous or short stipitate-glandular.

Leaves

petiole long stipitate-glandular;

blade reniform to orbiculate, shallowly 5–7-lobed, 2–5.5 cm, base cordate, lobes rounded, margins dentate, apex acute to obtuse, surfaces long stipitate-glandular on veins abaxially, glabrous or sparsely long stipitate-glandular adaxially.

petiole glabrous or short stipitate-glandular;

blade rounded-reniform, deeply 5–7-lobed, 1–3.8 cm, base cordate, lobes rounded, margins dentate, apex obtuse, surfaces glabrous or short stipitate-glandular.

Inflorescences

moderately dense to diffuse.

dense, (sometimes secund).

Flowers

hypanthium weakly bilaterally to radially symmetric, free 2.5–2.8 mm, dark pink to red, broadly campanulate or urceolate, 4–8 mm, short stipitate-glandular proximally, sparsely long stipitate-glandular distally;

sepals spreading, darker red-tipped, equal, 2–3 mm, apex oblong or rounded;

petals spreading, pink or cream, narrowly oblanceolate, unlobed, 1.2–1.8 mm (shorter than sepals), margins entire;

stamens included 1.5–3 mm;

styles included 1.5–3 mm, 1.5–2 mm, 0.1+ mm diam.

hypanthium weakly bilaterally symmetric, free 0.8 mm, greenish or pinkish yellow, broadly campanulate, 4–5.5 mm, short stipitate-glandular proximally, medium stipitate-glandular distally;

sepals erect, green-tipped, equal, 1.2–2 mm, apex rounded-ovate;

petals usually spreading, white, broadly oblanceolate, (clawed), unlobed, 1.8–2.5 mm, margins entire;

stamens included 1 mm; (filaments erect or incurved distally, relatively slender, longer than and not concealed by anthers);

styles included 1.5 mm, 1 mm, 0.1+ mm diam.

Capsules

ovoid, 4.5–6 mm, beaks divergent, not papillose.

globose or ovoid, 3.5–4 mm, beaks divergent, not papillose.

Seeds

dark brown, ellipsoid, 0.5–0.6 mm, bluntly spiny.

dark brown, fusiform, 0.6 mm.

2n

= 14.

Heuchera sanguinea

Heuchera hallii

Phenology Flowering Mar–Oct. Flowering Jun–Aug.
Habitat Moist, shaded rocks Subalpine and alpine regions
Elevation 1200-2600 m (3900-8500 ft) 2200-3000 m (7200-9800 ft)
Distribution
from FNA
AZ; NM; Mexico (Chihuahua)
[WildflowerSearch map]
[BONAP county map]
from FNA
CO
[WildflowerSearch map]
[BONAP county map]
Discussion

Heuchera sanguinea occurs in the southwestern United States and northern Chihuahua, Mexico, and is widely cultivated throughout the cooler parts of North America.

Heuchera sanguinea varies considerably within populations in shape, lobing, and size of leaves, in amount of hairs, and in shape, form, and color of flowers. Rydberg recognized var. pulchra as characterized by denser inflorescences and longer hairs on its pedicels, inferior part of the ovary, and sepals. Mixed populations with individuals bearing longer and shorter hairs can be found throughout the range of the species, especially in Arizona. It seems best to recognize H. sanguinea as a variable species without infraspecific taxa.

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

Heuchera hallii occurs in south-central Colorado. It resembles H. bracteata in shape and size of the flowers and congestion of the inflorescence. It is distinguished by having stamens and styles included; H. bracteata has stamens and styles exserted.

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

Source FNA vol. 8, p. 100. FNA vol. 8, p. 102.
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. parishii, H. parviflora, H. parvifolia, H. pilosissima, H. pubescens, H. pulchella, H. richardsonii, H. rubescens, 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. elegans, H. glabra, H. glomerulata, H. grossulariifolia, 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. sanguinea var. pulchra
Name authority Engelmann: in F. A. Wislizenus, Mem. Tour N. Mexico, 107. 1848 , A. Gray: Proc. Acad. Nat. Sci. Philadelphia 15: 62. 1864 ,
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