SYMPHYSIA FROM PANAMAPublished in Phytologia, in 1972, in volume 24, issue 2, pages 158Created: 2016-05-06, modified: 2016-05-06
Hibiscus Luteus (Rolfe) L. O. Williams & A. Robyns, Comb. Nov. (Malvaceae)Published in Annals of the Missouri Botanical Garden, in 1966, in volume 53, pages 114Created: 2010-01-08, modified: 2015-12-16
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
Tropical American plants, XIIIPublished in Phytologia, in 1973, in volume 25, pages 458-464Created: 2011-01-26, modified: 2011-06-21
Geophila (Rubiaceae) in North AmericaPublished in Phytologia, in 1973, in volume 26, pages 263-264Created: 2011-01-26, modified: 2023-02-16
Sommera (Rubiaceae) in North AmericaPublished in Phytologia, in 1973, in volume 26, pages 121-126Created: 2011-01-26, modified: 2023-02-16
Tropical American plants, IIIPublished in Fieldiana Botany, in 1962, in volume 29, issue 7, pages 375-389Created: 2019-01-03, modified: 2023-02-16
Tropical American plants, VPublished in Fieldiana. Botany, in 1963, in volume 29, issue 10, pages 545-586Created: 2019-01-03, modified: 2023-02-16
Tropical American plants, VIPublished in Fieldiana Botany, in 1964, in volume 31, issue 2, pages 11-48Created: 2019-01-03, modified: 2023-02-16
Tropical American plants, XPublished in Fieldiana: Botany, in 1968, in volume 32, issue 4, pages 35-61Created: 2014-02-05, modified: 2023-02-16
Tropical American plants, XIIPublished in Fieldiana Botany, in 1972, in volume 34, issue 8, pages 101-132Created: 2019-01-03, modified: 2023-02-16
A new Costa Rican ClidemiaPublished in Phytologia, in 1975, in volume 32, pages 286-287Created: 2011-01-26, modified: 2011-06-21
Phenology of species common to three semi- arid grasslandsPublished in Proceedings of The Linnean Society of New South Wales, in 1971, in volume 96, pages 193-203Created: 2011-05-31, modified: 2011-06-21
A new Spiranthes (Orchidaceae) from GuatemalaPublished in Phytologia, in 1973, in volume 26, pages 435-436Created: 2011-01-26, modified: 2023-02-16
Some helenioid Compositae from Central AmericaPublished in Phytologia, in 1974, in volume 29, pages 273-276Created: 2011-01-26, modified: 2023-02-16
Bignoniaceae of tropical North AmericaPublished in Fieldiana Botany, in 1973, in volume 36, issue 4, pages 21-29Created: 2016-07-05, modified: 2023-02-16
A new Mexican Malaxia [M. pollardi]Published in Phytologia, in 1975, in volume 32, issue 1, pages 31-32Created: 2017-02-22, modified: 2017-02-22
Interference Competition and Niche Shifts in the Bark-Foraging Guild in Central IllinoisPublished in The Wilson Bulletin, in 1979, in volume 91, issue 3, pages 400-411Created: 2017-08-22, modified: 2017-08-22
An overlooked genus of the ScrophulariaceaePublished in Fieldiana. Botany, in 1970, in volume 32, issue 14, pages 211-214Created: 2016-07-05, modified: 2023-02-16
ORCHID STUDIES, XIPublished in Botanical Museum Leaflets, Harvard University, in 1940, in volume 8, pages 106-108Created: 2016-02-07, modified: 2016-07-26
ORCHID STUDIES, XIIPublished in Botanical Museum Leaflets, Harvard University, in 1940, in volume 8, pages 141-151Created: 2016-02-07, modified: 2016-07-26
THE GENUS PAPPERITZIAPublished in Botanical Museum Leaflets, Harvard University, in 1941, in volume 9, pages 123-127Created: 2016-02-07, modified: 2016-07-26
ORCHID STUDIES, IIPublished in Botanical Museum Leaflets, Harvard University, in 1937, in volume 5, pages 41-48Created: 2016-02-07, modified: 2016-07-26
ORCHID STUDIES, IIIPublished in Botanical Museum Leaflets, Harvard University, in 1937, in volume 5, pages 49-60Created: 2016-02-07, modified: 2016-07-26
ORCHID STUDIES, IXPublished in Botanical Museum Leaflets, Harvard University, in 1938, in volume 6, pages 137-141Created: 2016-02-07, modified: 2016-07-26
ORCHID STUDIES. IPublished in Botanical Museum Leaflets, Harvard University, in 1937, in volume 5, issue 4, pages 31-32Created: 2016-02-07, modified: 2016-07-26
EMILE FRANCIS WILLIAMSPublished in Rhodora, in 1931, in volume 33, issue 385, pages 1-18Created: 2016-07-19, modified: 2016-07-19
TWO ORCHIDS FROM HAITIPublished in Botanical Museum Leaflets, Harvard University, in 1946, in volume 12, pages 255-256Created: 2016-02-07, modified: 2016-07-26
EBUROPHYTON HELLER: A VALID GENUS OF THE ORCHIDACEAEPublished in Madroño, in 1942, in volume 6, issue 6, pages 205Created: 2016-02-15, modified: 2016-07-07
DICHAEA TRICHOCARPA AND DICHAEA SQUARROSAPublished in Botanical Museum Leaflets, Harvard University, in 1941, in volume 10, pages 39-40Created: 2016-02-07, modified: 2016-07-26
TWO MEXICAN HABENARIASPublished in Botanical Museum Leaflets, Harvard University, in 1941, in volume 10, pages 59-60Created: 2016-02-07, modified: 2016-07-26
NOTES ON THE FAMILY CORSIACEAEPublished in Botanical Museum Leaflets, Harvard University, in 1946, in volume 12, pages 179-182Created: 2016-02-07, modified: 2016-07-26
NEW AND INTERESTING MEXICAN ORCHIDSPublished in Botanical Museum Leaflets, Harvard University, in 1946, in volume 12, pages 225-253Created: 2016-02-07, modified: 2016-07-26
CORALLORRHIZA STRIATA Lindley, A MIXTUREPublished in Botanical Museum Leaflets, Harvard University, in 1938, in volume 5, pages 171-172Created: 2016-02-07, modified: 2016-07-26
Field and Herbarium Studies, IVPublished in Annals of the Missouri Botanical Garden, in 1936, in volume 23, pages 447-456Created: 2010-01-08, modified: 2015-12-16
Mertensia Drummondii (Lehm.) G. DonPublished in Annals of the Missouri Botanical Garden, in 1940, in volume 27, pages 263-264Created: 2010-01-08, modified: 2015-12-16
THE NOMENCLATORIAL STATUS OF MALAXIS EXCAVATAPublished in Botanical Museum Leaflets, Harvard University, in 1938, in volume 6, pages 75-76Created: 2016-02-07, modified: 2016-07-26
The Story of Two Sterile SpecimensPublished in Annals of the Missouri Botanical Garden, in 1965, in volume 52, pages 485-486Created: 2010-01-08, modified: 2015-12-16
A NOTE CONCERNING TWO SOUTH AMERICAN ORCHIDSPublished in Botanical Museum Leaflets, Harvard University, in 1938, in volume 5, pages 143Created: 2016-02-07, modified: 2016-07-26
Biological and systematic notes on British ThysanopteraPublished in Entomologist, in 1916, in volume 49, pages 221-227Created: 2010-11-26, modified: 2023-02-16
Flora of Panama. Part III. Fascicle IIPublished in Annals of the Missouri Botanical Garden, in 1946, in volume 33, pages 1-140Created: 2010-01-08, modified: 2015-12-16
Flora of Panama. Part III. Fascicle IIIPublished in Annals of the Missouri Botanical Garden, in 1946, in volume 33, pages 315-404Created: 2010-01-08, modified: 2015-12-16
Hervey, E. Williams Aug. 27, 1890 [to B. L. Robinson]Published in Asa Gray correspondence. Senders He-Hi, 1846-1891 (inclusive), in 1890, pages 1Created: 2017-06-24, modified: 2017-06-24
Alectra aspera (Cham. & Schlecht.)Published in Annals of the Missouri Botanical Garden, in 1984, in volume 71, pages 1184Created: 2010-01-08, modified: 2015-12-16
REVIEW OF THE GENUS THRIXSPERMUM IN THE PHILIPPINE ISLANDSPublished in Botanical Museum Leaflets, Harvard University, in 1938, in volume 6, pages 77-95Created: 2016-02-07, modified: 2016-07-26
A new species of Chirothrips from South AmericaPublished in Entomologist, in 1914, in volume 47, pages 51-53Created: 2010-11-26, modified: 2017-01-06