Gillenia trifoliata

(Linnaeus) Moench

Suppl. Meth., 286. 1802.

Common names: Bowman’s root
Basionym: Spiraea trifoliata Linnaeus Sp. Pl. 1: 490. 1753
Synonyms: Porteranthus trifoliatus (Linnaeus) Britton
Treatment appears in FNA Volume 9. Treatment on page 426. Mentioned on page 425.

Leaves: stipules deciduous, linear, 3–8 × 1–3 mm (often with basal lobes), margins serrate to doubly serrate or shallowly laciniate; leaflet blade lanceolate, abaxial surface eglandular or sparsely sessile- or stipitate-glandular, otherwise glabrous or hairy, adaxial glabrous or sparsely to moderately hirsute. Hypanthia 5.5–8 mm. Petals 12–22 mm. Follicles short-beaked, smooth or slightly rugulose, loosely strigose to villous-strigose. 2n = 18.

Phenology: Flowering Apr–Jul.
Habitat: Rich woods, open woods, commonly on rocky slopes, road banks and cuts
Elevation: 100–1200 m


V9 721-distribution-map.jpg

Ont., Ala., Ark., Del., D.C., Ga., Ill., Ind., Ky., Md., Mass., Mich., Mo., N.J., N.Y., N.C., Ohio, Pa., R.I., S.C., Tenn., Va., W.Va.


Occurrences in Massachusetts and Rhode Island are escapes from cultivation. M. Oldham (pers. comm.) noted that Gillenia trifoliata has not been seen in Ontario for several decades and may be extirpated there.

Selected References


Lower Taxa

... more about "Gillenia trifoliata"
Guy L. Nesom +
(Linnaeus) Moench +
Spiraea trifoliata +
Bowman’s root +
Ont. +, Ala. +, Ark. +, Del. +, D.C. +, Ga. +, Ill. +, Ind. +, Ky. +, Md. +, Mass. +, Mich. +, Mo. +, N.J. +, N.Y. +, N.C. +, Ohio +, Pa. +, R.I. +, S.C. +, Tenn. +, Va. +  and W.Va. +
100–1200 m +
Rich woods, open woods, commonly on rocky slopes, road banks and cuts +
Flowering Apr–Jul. +
Suppl. Meth., +
Porteranthus trifoliatus +
Gillenia trifoliata +
Gillenia +
species +