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Sandra Knapp
The Natural History Museum, London, United Kingdom
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25 articles by this author

1 2 3
A revision of the Solanum elaeagnifolium clade (Elaeagnifolium clade; subgenus Leptostemonum, Solanaceae)
Sandra Knapp, Eva Sagona, Anna K.Z. Carbonell, Franco Chiarini
Research Article
    doi: 10.3897/phytokeys.84.12695
 07-08-2017
 Unique: 334  |  Total: 482
 1-104
 Reprint: € 33,00
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On the identity and typification of Solanum brasilianum Dunal (Solanaceae)
    Suelma Ribeiro-Silva, Sandra Knapp, Carolyn E.B Proença
Short Communication
    doi: 10.3897/phytokeys.76.11031
 05-01-2017
 Unique: 545  |  Total: 856
 23-29
 Reprint: € 2,60
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Two new non-spiny Solanum (Solanaceae) from the Gran Chaco Americano and a key for the herbaceous glandular-pubescent solanums from the region
Tiina Sarkinen, Sandra Knapp
Research Article
    doi: 10.3897/phytokeys.74.10159
 08-11-2016
 Unique: 523  |  Total: 815
 19-33
 Reprint: € 4,80
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Confirming the identity of two enigmatic “spiny solanums” (Solanum subgenus Leptostemonum, Solanaceae) collected by Jean-Baptiste Leschenault in Java
    Xavier Aubriot, Caroline Loup, Sandra Knapp
Research Article
    doi: 10.3897/phytokeys.70.9758
 04-10-2016
 Unique: 532  |  Total: 877
 97-110
 Reprint: € 4,80
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A revision of the “African Non-Spiny” Clade of Solanum L. (Solanum sections Afrosolanum Bitter, Benderianum Bitter, Lemurisolanum Bitter, Lyciosolanum Bitter, Macronesiotes Bitter, and Quadrangulare Bitter: Solanaceae)
Sandra Knapp, Maria Vorontsova
Research Article
    doi: 10.3897/phytokeys.66.8457
 13-07-2016
 Unique: 978  |  Total: 1577
 1-142
 Reprint: € 40,00
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Two new non-spiny Solanum species from the Bolivian Andes (Morelloid Clade)
Tiina Sarkinen, Sandra Knapp, Michael Nee
Research Article
    doi: 10.3897/phytokeys.47.4423
 20-03-2015
 Unique: 1020  |  Total: 1591
 97-109
 Reprint: € 4,80
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New species, additions and a key to the Brazilian species of the Geminata clade of Solanum L. (Solanaceae) in Brazil
Sandra Knapp, Joao Renato Stehmann, Leandro L. Giacomin
Research Article
    doi: 10.3897/phytokeys.47.9076
 10-03-2015
 Unique: 1429  |  Total: 2338
 1-48
 Reprint: € 13,40
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Four new non-spiny Solanum (Solanaceae) species from South America
Tiina Särkinen, Paúl Gonzáles, Sandra Knapp
Research Article
    doi: 10.3897/phytokeys.44.8693
 13-01-2015
 Unique: 1359  |  Total: 2201
 39-64
 Reprint: € 8,40
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Distribution models and species discovery: the story of a new Solanum species from the Peruvian Andes
Tiina Sarkinen, Paúl Gonzáles, Sandra Knapp
Research Article
    doi: 10.3897/phytokeys.31.6312
 16-12-2013
 Unique: 2930  |  Total: 4044
 1-20
 Reprint: € 5,90
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From introduced American weed to Cape Verde Islands endemic: the case of Solanum rigidum Lam. (Solanaceae, Solanum subgenus Leptostemonum)
Sandra Knapp, Maria Vorontsova
Research Article
    doi: 10.3897/phytokeys.25.4692
 18-07-2013
 Unique: 2389  |  Total: 3077
 35-46
 Reprint: € 3,60
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A revision of the Dulcamaroid Clade of Solanum L. (Solanaceae)
Sandra Knapp
Research Article
    doi: 10.3897/phytokeys.22.4041
 10-05-2013
 Unique: 12797  |  Total: 17357
 1-428
 Reprint: € 85,00
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On the front line of modern data-management and Open Access publishing: Two years of PhytoKeys – the fastest growing journal in plant systematics
W. John Kress, Sandra Knapp,     Pavel Stoev,     Lyubomir Penev
 18-12-2012
 Unique: 3415  |  Total: 4181
 1-8
 Reprint: € 2,60
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