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Author
John Skvarla
Oklahoma University
Norman, OK, United States of America
4 articles by this author
Research Article
Vernonieae (Asteraceae) of southern Africa: A generic disposition of the species and a study of their pollen
Harold Robinson
,
John Skvarla
,
Vicki Funk
10.3897/phytokeys.60.6734
11-02-2016
Unique: 4693 | Total: 7996
Reprint: € 22,40
49-126
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Research Article
Two new genera,
Hoffmannanthus
and
Jeffreycia
, mostly from East Africa (Erlangeinae, Vernonieae, Asteraceae)
Harold Robinson
,
Stirling Keeley
,
John Skvarla
,
Raymund Chan
10.3897/phytokeys.39.7624
18-07-2014
Unique: 3817 | Total: 7130
Reprint: € 4,80
49-64
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Research Article
Pantoporate pollen in the Asteraceae (Vernonieae)
Harold Robinson
,
John Skvarla
10.3897/phytokeys.38.7495
19-05-2014
Unique: 4252 | Total: 7257
Reprint: € 4,80
1-13
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Research Article
Lettowia
, a new genus of Vernonieae from East Africa (Asteraceae)
Harold Robinson
,
John Skvarla
10.3897/phytokeys.25.5556
19-07-2013
Unique: 4166 | Total: 6868
Reprint: € 2,60
47-53
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PDF
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