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Author
Steven P. Sylvester
https://www.researchgate.net/profile/Steven_Sylvester
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8 articles by this author
Research Article
A phylogeny of species near
Agrostis
supporting the recognition of two new genera,
Agrostula
and
Alpagrostis
(Poaceae, Pooideae, Agrostidinae) from Europe
Paul M. Peterson
,
Steven P. Sylvester
,
Konstantin Romaschenko
,
Robert J. Soreng
,
Patricia Barberá
,
Alejandro Quintanar
,
Carlos Aedo
10.3897/phytokeys.167.55171
20-11-2020
Unique: 888 | Total: 1226
Reprint: € 8,40
57-82
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Research Article
Re-instatement of
Sorbus harrowiana
(Rosaceae), based on morphometric analysis
Meng Li
,
Steven P. Sylvester
,
Zhang-Pei Wang
,
Yi-Da Pei
,
Xin-Fen Gao
,
Yuan Zhao
,
Wen-Qi Jiang
10.3897/phytokeys.166.57672
29-10-2020
Unique: 523 | Total: 701
Reprint: € 3,60
29-39
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Research Article
New records and key to
Poa
(Pooideae, Poaceae) from the Flora of Southern Africa region and notes on taxa including a diclinous breeding system in
Poa binata
Robert J. Soreng
,
Steven P. Sylvester
,
Mitsy D.P.V. Sylvester
,
Vincent Ralph Clark
10.3897/phytokeys.165.55948
28-10-2020
Unique: 556 | Total: 785
Reprint: € 7,20
27-50
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Research Article
Festuca drakensbergensis
(Poaceae): A common new species in the
F. caprina
complex from the Drakensberg Mountain Centre of Floristic Endemism, southern Africa, with key and notes on taxa in the complex including the overlooked
F. exaristata
Steven P. Sylvester
,
Robert J. Soreng
,
Mitsy D. P. V. Sylvester
,
Vincent Ralph Clark
10.3897/phytokeys.162.55550
07-10-2020
Unique: 679 | Total: 962
Reprint: € 8,40
45-69
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Research Article
Agrostis
and
Podagrostis
(Agrostidinae, Poaceae) from páramos of Boyacá, Colombia: synoptic taxonomy including a key to Colombian species
Steven P. Sylvester
,
Lia E. Cuta-Alarcon
,
William J. Bravo-Pedraza
,
Robert J. Soreng
10.3897/phytokeys.151.50538
24-06-2020
Unique: 796 | Total: 1282
Reprint: € 15,60
107-160
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Research Article
New combinations and updated descriptions in
Podagrostis
(Agrostidinae, Poaceae) from the Neotropics and Mexico
Steven P. Sylvester
,
Paul M. Peterson
,
Konstantin Romaschenko
,
William J. Bravo-Pedraza
,
Lia E. Cuta-Alarcon
,
Robert J. Soreng
10.3897/phytokeys.148.50042
26-05-2020
Unique: 724 | Total: 1136
Reprint: € 9,60
21-50
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Research Article
Páramo
Calamagrostis
s.l. (Poaceae): An updated list and key to the species known or likely to occur in páramos of NW South America and southern Central America including two new species, one new variety and five new records for Colombia
Steven P. Sylvester
,
Robert J. Soreng
,
William J. Bravo-Pedraza
,
Lia E. Cuta-Alarcon
,
Diego Giraldo-Cañas
,
Jose Aguilar-Cano
,
Paul M. Peterson
10.3897/phytokeys.122.33032
28-05-2019
Unique: 1955 | Total: 3848
Reprint: € 14,50
29-78
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Checklist
An updated checklist and key to the open-panicled species of
Poa
L. (Poaceae) in Peru including three new species,
Poa ramoniana
,
Poa tayacajaensis
, and
Poa urubambensis
Steven P. Sylvester
,
Robert J. Soreng
,
Paul M. Peterson
,
Mitsy D.P.V. Sylvester
10.3897/phytokeys.65.7024
30-06-2016
Unique: 2569 | Total: 4810
Reprint: € 10,50
57-90
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