Rudbeckia L.
Details
Nomenclature
L.
L.
1753
906-907
ICN
Rudbeckia L.
genus
Rudbeckia
Classification
Descriptions
Rudbeckia L.
Annual or perennial herbs. Lvs alternate, simple and entire to 2-pinnatifid, or pinnate. Capitula pedunculate, solitary or in loose cymes. Involucral bracts in 1-3 rows, foliaceous. Receptacle conic; scales present. Outer florets sterile, ligulate, yellow or orange, sometimes with darker markings at base. Inner florets ☿, tubular. Achenes all similar, narrowed to base, 4-angled but not winged, glabrous; pappus a small corona or 0.
Taxonomic concepts
Collections
Metadata
5c16302e-b44f-4e94-b3c5-39447ff0d40f
scientific name
Names_Plants
1 January 2000
19 June 2008