Hydrangea cinerea Small

Ashy hydrangea (en)

Species

Angiosperms > Cornales > Hydrangeaceae > Hydrangea

Characteristics

Shrubs, 10–30 dm. Twigs sparsely hirsute to pilose, trichomes white. Leaves opposite; petiole 0.8–8.6 cm, sparsely to densely hirsute abaxially, densely hirsute adaxially; blade ovate, elliptic-ovate, or broadly ovate, (2.5–)4.2–14.9 × (1.7–)2.1–12 cm, unlobed, base cordate, truncate, or cuneate, margins dentate to serrate, apex acute to acuminate, abaxial surface grayish, uniformly velutinous, pilose, or tomentose, trichomes at 40× conspicuously tuberculate, 0.3–1 mm, adaxial surface green, sparsely hirsute. Inflorescences compact, 150–500-flowered, dome-shaped to hemispheric, 3.5–14.5 × 3–16.5 cm; peduncle 0.5–6 cm, sparsely to densely tomentose. Pedicels 0.8–2.8 mm, glabrous or sparsely to densely hirsute. Sterile flowers absent or present, white or greenish white, tube 4–21 mm, lobes 3–4(–5), obovate to broadly ovate, round, or elliptic, 6.5–15 × 2.5–14 mm. Bisexual flowers: hypanthium usually adnate to ovary to near its apex, rarely ca. 2/3 up ovary, 0.7–1 × 0.8–1.2 mm, strongly 8–10-ribbed in fruit, glabrous; sepals deltate to triangular, 0.3–0.5 × 0.3–0.6 mm, margins entire, apex acute to acuminate, abaxial surface glabrous; petals caducous, white to yellowish white, elliptic to narrowly ovate, 1.2–1.5 × 0.7–1.1 mm; filaments 1.8–4.5 × 0.1–0.2 mm; anthers 0.3–0.5 mm; pistils 2(–3)-carpellate, ovary completely inferior or nearly so; styles 2(–3), distinct, 0.8–1.1 mm. Capsules hemispheric, (1.2–)1.5–2.3 × (1.2–)2–2.8 mm. Seeds 0.3–0.6(–0.8) mm. 2n = 36.
Life form perennial
Growth form shrub
Growth support -
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
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Mature width (meter) -
Mature height (meter) 1.0 - 3.0
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Nitrogen fixer -
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Environment

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Hardiness (USDA) 4-9

Usage

Uses medicinal
Edible -
Therapeutic use Antiemetic (bark), Liver Aid (bark), Cathartic (root), Emetic (root), Gynecological Aid (root)
Human toxicity -
Animal toxicity -

Cultivation

Mode -
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Images

Fruit

Hydrangea cinerea fruit picture by clarabeatrice (cc-by-sa)

Distribution

Hydrangea cinerea world distribution map, present in United States of America

Identifiers

LSID urn:lsid:ipni.org:names:125055-2
WFO ID wfo-0001135370
COL ID 6MJ7W
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Hydrangea cinerea Hydrangea arborescens f. acarpa Hydrangea arborescens subsp. discolor Hydrangea arborescens var. deamii Hydrangea arborescens var. discolor