Thomas L Muller, Lady Bird Johnson Wildflower Center
Stefan Bloodworth, Lady Bird Johnson Wildflower Center
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BLACK COHOSHBotanical Name: Actaea racemosa (formerly Cimicifuga racemosa)
Plant Family: Buttercup (Ranunculaceae) Description: Erect perennial 4-6 ft. or more in height. Showy 20-inch flower spikes are held above the leaves. The creamy white flowers, on stalks over 1 inch long, have no petals or sepals, but consist of many stamens surrounding a small conical ovary. Their odor is described as sweetly fetid. Seeds are enclosed in capsules that rattle when ripe. The large leaves are divided into 3 sections, each of which is divided into irregular toothed leaflets with a larger terminal leaflet. The dark, thick, knobby rhizomes have been used for various medicinal applications since pre-colonial times, and black cohosh is raised commercially to meet the continuing demand. Growing Conditions: From part shade to full shade. Grows in rich, moist soil on wooded slopes. Bloom Time: Mid, Jun - Jul Bloom Color: White Benefit to pollinators/wildlife: Host to Appalachian blue and spring azure butterfly. Attractive to moths. Native Status: Native over most of the Eastern US. Location in habitat: Woodland Garden |
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