Hydrangeaceae

Fivepetal cliffbush

Jamesia americana Torr. & A.Gray

Family: Hydrangeaceae
Genus: Jamesia

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Fivepetal cliffbush (Jamesia americana) — FlowerPhoto: Kenzie Anderson-Bell, CC BY 4.0, from iNaturalist

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Common names

By language (3)

Chinese: 单型绣球
English: Fivepetal cliffbush, Hydrangea family
Finnish: Jamesia

Synonyms

Edwinia americana (Torr. & A.Gray) A.Heller

Flowers

In flower: June to July (from 121 flowering iNaturalist observations worldwide)
Flower colour: white (USDA PLANTS Database)

Characteristics

Growth habit: Shrub
Lifespan: Perennial
In the US and Canada: Lower 48 states: native

Photos

FlowerPhoto: Kenzie Anderson-Bell, CC BY 4.0, from iNaturalist
FlowerPhoto: Brian Finzel, CC BY-SA 4.0, from iNaturalist
FlowerPhoto: Aaron Sidder, CC0, from iNaturalist
FlowerPhoto: Alan Rockefeller, CC BY 4.0, from iNaturalist
Photo: peganum from Small Dole, England, CC BY-SA 2.0, from Wikimedia Commons
Photo: Trevor Van Loon, CC BY 4.0, from iNaturalist
Photo: JerryFriedman, CC BY-SA 3.0, from Wikimedia Commons
Photo: Stan Shebs, CC BY-SA 3.0, from Wikimedia Commons
Photo: Darrin Gobble, CC BY 4.0, from iNaturalist
Photo: Stan Shebs, CC BY-SA 3.0, from Wikimedia Commons
Photo: Stan Shebs, CC BY-SA 3.0, from Wikimedia Commons
Photo: Jared Shorma, CC BY 4.0, from iNaturalist

More in Jamesia

Fourpetal cliffbushJamesia tetrapetalaHydrangeaceae

Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.