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Chiricahua Mountain alum-root

alum root, hairy alumroot, Parish's alumroot, seaside alum-root

Habit Herbs acaulescent; caudex branched. Herbs caulescent; caudex branched.
Flowering stems

25–40 cm, long stipitate-glandular.

3–22 cm, short to long stipitate-glandular, viscid.

Leaves

petiole short stipitate-glandular;

blade (purple abaxially, variegated adaxially), ovate to orbiculate, shallowly 5-lobed, 2.5–9 cm, base cordate, lobes rounded, margins dentate, apex obtuse, surfaces short stipitate-glandular, long stipitate-glandular on veins abaxially, short stipitate-glandular and sparsely long stipitate-glandular adaxially.

petiole (7–22 cm), densely long stipitate-glandular;

blade suborbiculate or pentagonal or septagonal, deeply 5–7-lobed, 8–9 cm, base deeply cordate, lobes rounded, margins crenate, apex obtuse, surfaces moderately to densely long stipitate-glandular, viscid.

Inflorescences

dense, (interrupted).

dense.

Flowers

hypanthium radially symmetric, free 0.8–1.2 mm, yellowish green, campanulate, 3.5–5 mm, densely long stipitate-glandular mixed with short stipitate-glandular;

sepals erect or incurved at tip, green-tipped, equal, 1.5–2 mm, apex acute;

petals erect, white, narrowly oblanceolate, (clawed), unlobed, 1.5–1.8 mm, margins entire;

stamens included 0.5 mm; (filaments strongly incurved, slender, shorter than and almost concealed by anthers);

styles included 1 mm, to 0.5 mm, 0.1+ mm diam.

hypanthium radially symmetric, free to 1.6 mm, pink, hemispheric, 2–3 mm, densely long stipitate-glandular;

sepals erect, green- or red-tipped, equal, 0.8–2.2 mm, apex obtuse;

petals spreading, white or pink, oblong-elliptic, unlobed, 1.5–3.5 mm, margins entire;

stamens exserted 0.4–2.3 mm;

styles exserted 1–1.4 mm, 1.5–2 mm, 0.1+ mm diam.

Capsules

ovoid, 4–5 mm, beaks divergent, not papillose.

ovoid, 2.5–10 mm, beaks divergent, not papillose.

Seeds

black, fusiform, 0.5 mm.

black, broadly fusiform, 0.6 mm.

2n

= 14.

= 14, 28.

Heuchera glomerulata

Heuchera pilosissima

Phenology Flowering May. Flowering Mar–Jun.
Habitat Shaded, rocky slopes Pine belts on coastal bluffs on sandstone or decomposed granite
Elevation 1300-2000 m (4300-6600 ft) 10-500 m (0-1600 ft)
Distribution
from FNA
AZ; NM
[BONAP county map]
from FNA
CA; OR
[WildflowerSearch map]
[BONAP county map]
Discussion

Heuchera glomerulata occurs in the Chiricahua and Pinaleno mountains of southeastern Arizona and in New Mexico.

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

Heuchera pilosissima occurs in the marine zone and in the Coast Ranges.

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

Source FNA vol. 8, p. 103. FNA vol. 8, p. 93.
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. 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
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. pubescens, H. pulchella, H. richardsonii, H. rubescens, H. sanguinea, H. villosa, H. wootonii
Synonyms H. hemisphaerica, H. pilosissima var. hemisphaerica
Name authority Rosendahl: Minnesota Stud. Pl. Sci. 2: 155. (1936) Fischer & C. A. Meyer: Index Seminum (St. Petersburg) 5: 36. 1838 ,
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