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John L Clark
Marie Selby Botanical Gardens
Sarasota, United States of America
8 articles by this author
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Research Article
Glossoloma magenticristatum
(Gesneriaceae), a new species from the Cordillera Oriental of the Colombian Andes
David Hoyos
,
Laura Clavijo
,
John L. Clark
10.3897/phytokeys.218.97590
10-01-2023
Unique: 246 | Total: 320
| Access Period:
Reprint: € 3,60
59-68
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Research Article
Monopyle glutinosa
(Gesneriaceae), a new species from the western slopes of the Ecuadorian Andes
John L. Clark
,
Franciso Tobar
,
Jeremy Keene
10.3897/phytokeys.210.89520
28-09-2022
Unique: 522 | Total: 684
| Access Period:
Reprint: € 2,60
15-21
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Research Article
Two new pendulous epiphytic
Columnea
L. (Gesneriaceae) species from the Chocó forests of the Northern Andes
Francisco Tobar
,
James F. Smith
,
John L. Clark
10.3897/phytokeys.196.79673
16-05-2022
Unique: 875 | Total: 1216
| Access Period:
Reprint: € 4,80
49-61
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Short Communication
Rediscovery of
Gasteranthus extinctus
L.E.Skog & L.P.Kvist (Gesneriaceae) at multiple sites in western Ecuador
Nigel C. A. Pitman
,
Dawson M. White
,
Juan Ernesto Guevara Andino
,
Thomas L. P. Couvreur
,
Riley P. Fortier
,
José Nicolás Zapata
,
Xavier Cornejo
,
John L. Clark
,
Kenneth J. Feeley
,
Mark K. Johnston
,
Alix Lozinguez
,
Gonzalo Rivas-Torres
10.3897/phytokeys.194.79638
15-04-2022
Unique: 4431 | Total: 6170
| Access Period:
Reprint: € 4,80
33-46
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Research Article
Two new species of
Drymonia
(Gesneriaceae) from Northwestern South America, including the discovery of the longest flower known in the genus
John L. Clark
,
Laura Clavijo
10.3897/phytokeys.190.72740
17-02-2022
Unique: 885 | Total: 1364
| Access Period:
Reprint: € 4,80
1-14
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Research Article
Glossoloma wiehleri
(Gesneriaceae), a new species from the northwestern Andes of Ecuador
John L. Clark
,
Francisco Tobar
10.3897/phytokeys.186.73554
29-11-2021
Unique: 1252 | Total: 1967
| Access Period:
Reprint: € 3,60
1-9
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Research Article
Three new species of
Columnea
(Gesneriaceae) from the western Andean slopes of Ecuador and Colombia
John L. Clark
,
Francisco Tobar
,
Laura Clavijo
,
Mathieu Perret
,
Catherine Helen Graham
10.3897/phytokeys.182.69016
20-09-2021
Unique: 1491 | Total: 2212
| Access Period:
Reprint: € 4,80
67-82
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Research Article
New circumscriptions add two northern Andean species to
Kohleria
(Gesneriaceae)
John L. Clark
,
Lou Jost
10.3897/phytokeys.179.65990
12-07-2021
Unique: 1244 | Total: 1969
| Access Period:
Reprint: € 3,60
99-110
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