Malpighiaceae

Hillyhock

Callaeum macropterum (DC.) D.M.Johnson

Family: Malpighiaceae
Genus: Callaeum

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Hillyhock (Callaeum macropterum) — FlowerPhoto: Brian Dickerson, CC0, from iNaturalist

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Common names

By language (2)

Chinese: 大翼蝶翅藤, 大翼金兰藤
English: Hillyhock

Synonyms

Hiraea greggii S.Watson
Hiraea macroptera DC.
Hiraea mexicana Rose
Mascagnia macroptera (Moc. & Sessé ex DC.) Nied.
Mascagnia macroptera var. flabellariicarpa Nied.
Mascagnia macroptera var. jussieuana Nied.

Flowers

In flower: February to July, September to October (from 211 flowering iNaturalist observations worldwide)

Characteristics

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

Photos

FlowerPhoto: Brian Dickerson, CC0, from iNaturalist
FlowerPhoto: Jake Rehage, CC0, from iNaturalist
FlowerPhoto: johnyochum, CC BY 4.0, from iNaturalist
FlowerPhoto: Adrian Bojorquez, CC BY-SA 4.0, from iNaturalist
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons
Photo: Ong Jyh Seng, CC BY 4.0, from iNaturalist
Photo: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0, from Wikimedia Commons
Photo: Francisco Farriols Sarabia, CC BY 4.0, from iNaturalist
Photo: Mjrmtg, CC BY 4.0, from Wikimedia Commons
Photo: Alexis López Hernández, CC BY 4.0, from iNaturalist
Photo: Ricardo Jaimes-López, CC BY 4.0, from iNaturalist
Photo: Sinaloa Silvestre, CC0, from iNaturalist

More in Callaeum

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.