Comments
provided by eFloras
Caulophyllum giganteum has a relatively northern distribution, and it flowers precociously; C . thalictroides has a broader distribution, extending farther south, flowers and fruits later, and is less precocious. Caulophyllum giganteum is treated as part of C . thalictroides by most authors.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Description
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Stems 2-7 dm. Leaves: 1st leaf (2-)3-ternate; 2d leaf (1-)2-ternate; leaflets 5-10 × 3-8 cm. Inflorescences with 4-18 flowers. Flowers: bracteoles 2-4 mm; sepals purple, red, brown, yellow, 6-9 × 1-4 mm, laterally revolute; petals 2-3 mm; stamen filaments 1.5-2.5 mm; pistil 3-5 mm; style 1-2 mm. 2 n = 16.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Distribution
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Ont., Que.; Ky., Md., Mass., Mich., N.H., N.Y., N.C., Ohio, Pa., Tenn., Vt., Va., W.Va.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Flowering/Fruiting
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Flowering early spring.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Habitat
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Mesophytic forests; 0-700m.
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- Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
Synonym
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Caulophyllum thalictroides (Linnaeus) Michaux var. giganteum Farwell, Rep. (Annual) Michigan Acad. Sci. 20: 178. 1918
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Caulophyllum giganteum
provided by wikipedia EN
Caulophyllum giganteum, the northern blue cohosh, is a species of flowering plant in the barberry family. It is native primarily to northeastern North America, where it is found in rich forests.[1]
Caulophyllum giganteum produces around four to eighteen purple flowers in early spring. It blooms around 10–15 days earlier than its relative, Caulophyllum thalictroides. C. thalictroides also differs by having more abundant flowers that are yellow or green.[2]
References
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Caulophyllum giganteum: Brief Summary
provided by wikipedia EN
Caulophyllum giganteum, the northern blue cohosh, is a species of flowering plant in the barberry family. It is native primarily to northeastern North America, where it is found in rich forests.
Caulophyllum giganteum produces around four to eighteen purple flowers in early spring. It blooms around 10–15 days earlier than its relative, Caulophyllum thalictroides. C. thalictroides also differs by having more abundant flowers that are yellow or green.
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