Heliopsis helianthoides var. gracilis (Nutt.) Gandhi & R.D.Thomas
Heliopsis laevis var. minor Hook.
Heliopsis gracilis is a North American species of flowering plant in the family Asteraceae, known by the common names smooth oxeye and pinewoods oxeye.[2] It is native to the southeastern and south-central United States from eastern Texas to South Carolina.[3]
Heliopsis gracilis is a perennial herb up to 80 cm (31 in) tall, spreading by means of underground rhizomes. The plant generally produces 1-5 flower heads per stem. Each head contains 6-19 bright yellow ray florets surrounding 40 or more yellowish-brown disc florets. The fruit is an achene about 5 mm long.[4]
^"Heliopsis gracilis Nutt.". The Global Compositae Checklist (GCC) – via The Plant List. Note that this website has been superseded by World Flora Online
^Heliopsis helianthoides. USDA NRCS Plant Guide.
^"Heliopsis gracilis". County-level distribution map from the North American Plant Atlas (NAPA). Biota of North America Program (BONAP). 2014.
^Smith, Alan R. (2006). "Heliopsis gracilis". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 21. New York and Oxford: Oxford University Press – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
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has been superseded by World Flora Online Heliopsis helianthoides. USDA NRCS Plant Guide. "Heliopsisgracilis". County-level distribution map from the...
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