Definition of Rudbeckia

1. Noun. North American perennial herbs with showy cone-shaped flower heads.




Definition of Rudbeckia

1. n. A genus of composite plants, the coneflowers, consisting of perennial herbs with showy pedunculate heads, having a hemispherical involucre, sterile ray flowers, and a conical chaffy receptacle. There are about thirty species, exclusively North American. Rudbeckia hirta, the black-eyed Susan, is a common weed in meadows.

Definition of Rudbeckia

1. Noun. Any member of the genus ''Rudbeckia'' of coneflowers. ¹

¹ Source: wiktionary.com

Definition of Rudbeckia

1. [n -S]

Rudbeckia Pictures

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Lexicographical Neighbors of Rudbeckia

ruckus
ruckuses
rucola
rucolas
rucs
ructation
ruction
ructions
ructious
ructus
rud
rudaceous rock
rudapithecus
rudas
rudases
rudbeckia (current term)
rudbeckias
rudded
rudder
rudder authority
rudder blade
rudderfish
rudderhead
rudderheads
rudderhole
rudderholes
rudderless
rudderlessly
rudderlessness

Literary usage of Rudbeckia

Below you will find example usage of this term as found in modern and/or classical literature:

1. Memoirs of the Torrey Botanical Club by Torrey Botanical Club (1894)
"rudbeckia L. Sp. PI. 906 (1753). 4054. rudbeckia amplexicaulis Vahl, Act. Havn. 2: 29, /. 4. ... rudbeckia Tagetes James in Long's Exp. 2 : 68 (1823). 55. ..."

2. List of Pteridophyta and Spermatophyta Growing Without Cultivation in by Botanical Club (1894)
"rudbeckia L. Sp. Pl. 906 (1753). 4054. rudbeckia amplexicaulis Vahl, Aet. Havn. 2: 29, /. ... rudbeckia Tagetes James in Long's Exp. 2 : 68 (1823). 55. ..."

3. The Plant World by Plant World Association, Wild Flower Preservation Society (U.S.), Wild Flower Preservation Society of America (1903)
"A HYBRID rudbeckia. HYBRIDS among our wild flowers sometimes occur, yet to find one is not a common occurrence, and when a collector meets one of undoubted ..."

4. Pittonia by Edward Lee Greene (1901)
"Wind River Mountains, Wyoming, 11 Aug., 1894, A. Nelson ; distributed for A. latifolia, for which it has no affinity. • SOME rudbeckia SEGREGATES. ..."

5. The Plant World by Plant World Association, Wild Flower Preservation Society (U.S.) (1903)
"A HYBRID rudbeckia. HYBRIDS among our wild flowers sometimes occur, yet to find one is not a common occurrence, and when a collector meets one of undoubted ..."

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