Raymond Carl Jackson

Botanist (1928-2008).

Raymond Carl Jackson (May 7, 1928, Medora, Indiana – April 7, 2008, Lubbock, Texas) was an American botanist, known as Ray Jackson, noted "for his work in cytogenetics, particularly on polyploidy, and for his discovery of low chromosome numbers in angiosperms."

Abbreviations: R.C.Jacks.
Occupations: geneticist, botanist
Citizenships: United States
Dates: 1928-01-01T00:00:00Z – 2008-00-00T00:00:00Z
Birth place: Medora
Direct attributions: 8 plants, 0 fungi
Authorship mentions: 10 plants, 0 fungi

8 plants attributed, 2 plants contributed to10 plants:

Penstemon breviculus (Shortstem Beardtongue) (D.D.Keck) G.T.Nisbet & R.C.Jacks. 1960
perennial plant species in the plantaginaceae family
Penstemon breviculus, the narrow-mouth penstemon or shortstem penstemon, is a species of perennial flowering plant from the dry forests and steppes of the Colorado Plateau in the western United States.
Helianthus arizonensis (Arizona Sunflower) R.C.Jacks. 1963
plant species in the asteraceae family
Helianthus arizonensis is a North American species of sunflower known by the common name Arizona sunflower. It is native to the states of Arizona and New Mexico in the southwestern United States. Helianthus arizonensis is a perennial herb up to 30 cm (12 inches) tall. Its leaves have no hairs. One plant produces 1-7 flower heads, each head with 10-14 yellow ray florets surrounding at least 30 yellow disc florets.
Helianthus dissectifolius R.C.Jacks. 1963
plant species in the asteraceae family
Helianthus dissectifolius is a rare species of sunflower, endemic to Mexico. It is found only in the states of Chihuahua and Durango in north-central Mexico.
Machaeranthera turneri M.L.Arnold & R.C.Jacks. 1979
plant species in the asteraceae family
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Iva texensis (Texas Marsh Elder) R.C.Jacks. 1960
plant species in the asteraceae family
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Iva frutescens ssp. oraria (Northern Maritime Marsh-elder) (Bartlett) R.C.Jacks. 1960
plant subspecies in the asteraceae family
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Iva annua var. macrocarpa (S.F.Blake) R.C.Jacks. 1960
plant variety in the asteraceae family
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Iva annua var. caudata (Annual Marsh Elder) (Small) R.C.Jacks. 1960
plant variety in the asteraceae family
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Leucosyris turneri (M.L.Arnold & R.C.Jacks.) Pruski & R.L.Hartm. 2012
plant species in the asteraceae family
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Xanthisma havardii (R.C.Jacks.) D.R.Morgan & R.L.Hartm. 2003
plant section in the asteraceae family
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