Doce (12) heliconias nuevas del EcuadorPublished in Phytologia, in 1983, in volume 52, issue 6, pages 387-413Created: 2017-03-08, modified: 2017-03-08
Una Heliconia nueva de ColombiaPublished in Phytologia, in 1984, in volume 55, pages 14-16Created: 2011-01-26, modified: 2011-06-21
Diez (10) heliconias nuevas de ColombiaPublished in Phytologia, in 1983, in volume 54, pages 411-433Created: 2011-01-26, modified: 2017-01-06
Siete (7) heliconias nuevas de ColombiaPublished in Phytologia, in 1985, in volume 57, pages 42-57Created: 2013-10-12, modified: 2013-10-12
Veinticinco (25) Heliconias nuevas de ColombiaPublished in Phytologia, in 1982, in volume 51, pages 1-61Created: 2011-01-26, modified: 2023-02-16
Une nouvelle espèce de Lycaste (Orchidaceae) d'Amérique CentralePublished in Richardiana, in 2015, in volume 16, pages 46-50Created: 2018-09-30, modified: 2023-02-16
Novelties in Prestonia (Apocynaceae)Published in Novon, in 1996, in volume 6, pages 285-287Created: 2011-01-28, modified: 2016-02-16
Egg-capsules of Buccinum undatum LPublished in Nautilis, in 1921, in volume 35, pages 33-34Created: 2013-09-28, modified: 2013-09-28
THE DISTRIBUTION OF THE ORTHOPTEROIDEA IN TENERIFE, CANARY ISLANDS, SPAINPublished in Contributions of the American Entomological Institute, in 1972, in volume 8, issue 1, pages 1-40Created: 2024-04-16, modified: 2024-04-16
Stellilabium auriculatum (Orchidaceae), une nouvelle espèce des forêts de conifères du GuatemalaPublished in Richardiana, in 2015, in volume 16, pages 33-40Created: 2018-09-30, modified: 2023-02-16
Una nueva especie de Tintinnabularia (Apocynaceae)Published in Novon, in 1996, in volume 6, pages 392-394Created: 2011-01-28, modified: 2016-02-16
A synopsis of the genus Macropharynx (Apocynaceae)Published in Rhodora, in 1997, in volume 99, issue 899, pages 252-262Created: 2014-06-16, modified: 2022-10-20
An evaluation of the Mandevilla boliviensis complexPublished in Phytologia, in 1995, in volume 78, pages 197-198Created: 2011-01-26, modified: 2011-06-21
Rhodocalyx (Apocynaceae), a new synonym of PrestoniaPublished in Novon, in 1999, in volume 9, pages 89-91Created: 2011-01-28, modified: 2016-02-16
Miscellaneous Notes in Temnadenia and Laubertia (Apocynaceae)Published in Novon, in 1999, in volume 9, issue 2, pages 240Created: 2014-06-14, modified: 2014-06-14
Salpinctes (Apocynaceae) Is a Synonym of MandevillaPublished in Novon, in 1998, in volume 8, pages 429Created: 2014-06-14, modified: 2014-06-14
A new species of Cymbasoma (Crustacea: Copepoda: Monstrilloida) from the Pacific coast of Costa Rica, Central AmericaPublished in Proceedings of The Biological Society of Washington, in 2003, in volume 116, pages 206-214Created: 2011-04-14, modified: 2011-06-21
A new species of Macoubea (Apocynaceae) from MesoamericaPublished in Novon, in 1999, in volume 9, pages 86-88Created: 2011-01-28, modified: 2016-02-16
CONTRIBUTION TO THE LICHEN FLORA OF VENEZUELA VIIPublished in Phytologia, in 1989, in volume 67, issue 1, pages 100-103Created: 2016-05-06, modified: 2016-05-06
Explorations botaniques au Guatemala. 2Published in Richardiana, in 2011, in volume 11, issue 4, pages 179-206Created: 2018-10-28, modified: 2023-02-16
SYMPHYSIA FROM PANAMAPublished in Phytologia, in 1972, in volume 24, issue 2, pages 158Created: 2016-05-06, modified: 2016-05-06
THE GENUS LIATRISPublished in Rhodora, in 1946, in volume 48, issue 572, pages 165-183Created: 2016-07-19, modified: 2016-07-19
Some Colorado fungiPublished in Mycologia, in 1919, in volume 11, issue 5, pages 245-258Created: 2017-10-18, modified: 2017-10-18
BuchbesprechungPublished in Nachrichtenblatt der Bayerischen Entomologen, in 1952, in volume 001, pages 47-48Created: 2016-09-15, modified: 2016-09-15
BuchbesprechungPublished in Nachrichtenblatt der Bayerischen Entomologen, in 1952, in volume 001, pages 79-80Created: 2016-09-15, modified: 2016-09-15
PholiotaPublished in North American Flora, in 1924, in volume 10, issue 4, pages 261-276Created: 2017-10-18, modified: 2017-10-18
A Survey of the Reef-Related Medusa (Cnidaria) Community in the Western Caribbean SeaPublished in Gulf Research Reports, in 1999, in volume 11, issue 1, pages 23-31Created: 2017-01-30, modified: 2017-01-30
Ponthieva luegii (Orchidaceae), a new taxon from the karst formations of GuatemalaPublished in Richardiana, in 2015, in volume 15, pages 224-231Created: 2018-10-28, modified: 2023-02-16
The type localities of Lymnaea emarginata Say and L. ampla MighelsPublished in Nautilis, in 1921, in volume 34, pages 77-80Created: 2013-09-28, modified: 2013-09-28
A new species of Forsteronia (Apocynaceae) from Costa RicaPublished in Phytologia, in 1995, in volume 78, pages 195-196Created: 2011-01-26, modified: 2011-06-21
Hylaea (Apocynaceae--Apocynoideae), a new genus from South AmericaPublished in Novon, in 1999, in volume 9, pages 83-85Created: 2011-01-28, modified: 2016-02-16
Una nueva especie de Werauhia (Bromeliaceae) para Costa RicaPublished in Novon, in 2005, in volume 15, pages 332-334Created: 2011-01-28, modified: 2011-06-21
Sinopsis del género Meliosma (Sabiaceae) en México y CentroaméricaPublished in Phytoneuron, in 2013, in volume 2013-82, pages 1-86Created: 2016-04-29, modified: 2016-04-29
Una nueva especie de Connarus (Connaraceae) para Costa RicaPublished in Rodriguésia, in 2007, in volume 58, issue 1, pages 45-48Created: 2016-08-14, modified: 2016-08-14
Three new taxa for the flora of Costa RicaPublished in Phytologia, in 1996, in volume 81, pages 361-364Created: 2011-01-26, modified: 2023-02-16
Lycaste virginalis (Orchidaceae), reine des LycastePublished in Richardiana, in 2011, in volume 11, issue 3, pages 105-120Created: 2018-10-28, modified: 2023-02-16
Tropical American plants, XIIIPublished in Phytologia, in 1973, in volume 25, pages 458-464Created: 2011-01-26, modified: 2011-06-21
THE GENUS LIATRIS (Continued)Published in Rhodora, in 1946, in volume 48, issue 574, pages 273-326Created: 2016-07-19, modified: 2016-07-19
THE GENUS LIATRIS (Continued)Published in Rhodora, in 1946, in volume 48, issue 575, pages 331-382Created: 2016-07-19, modified: 2016-07-19
THE GENUS LIATRIS (Continued)Published in Rhodora, in 1946, in volume 48, issue 576, pages 393-412Created: 2016-07-19, modified: 2016-07-19
THE GENUS LIATRIS (Continued)Published in Rhodora, in 1946, in volume 48, issue 573, pages 216-263Created: 2016-07-19, modified: 2016-07-19
Some New Hampshire fungiPublished in Mycologia, in 1921, in volume 13, issue 1, pages 24-37Created: 2017-10-18, modified: 2017-10-18
Randias from Central AmericaPublished in Phytologia, in 1972, in volume 24, pages 159-163Created: 2011-01-26, modified: 2023-02-16
Tropical American plants, XVPublished in Phytologia, in 1973, in volume 26, pages 487-493Created: 2011-01-26, modified: 2023-02-16
Tropical American plants. XIVPublished in Phytologia, in 1973, in volume 26, pages 127-130Created: 2011-01-26, modified: 2023-02-16
Tropical American plants, XVIIIPublished in Phytologia, in 1975, in volume 31, pages 435-447Created: 2011-01-26, modified: 2023-02-16
Tropical American plants, XVIPublished in Phytologia, in 1974, in volume 28, pages 225-232Created: 2011-01-26, modified: 2023-02-16
Field NotesPublished in The Coleopterists Bulletin, in 1968, in volume 22, issue 1, pages 27Created: 2023-11-07, modified: 2023-11-07
Three new species and a new combination in Vallesia (Apocynaceae)Published in Novon, in 1998, in volume 8, pages 263-264Created: 2011-01-28, modified: 2016-02-16
Nuevas especias de Weinmannia (Cunoniaceae) para Costa Rica y ColombiaPublished in Novon, in 2005, in volume 15, pages 327-331Created: 2011-01-28, modified: 2011-06-21