2230 hits (0.02 seconds)

Spiranthes michuacana in Arizona
Authors: Louis 0 Williams
Published in Rhodora, in 1939, in volume 41, issue 484, pages 138
Created: 2014-06-16, modified: 2023-02-16
ORCHID STUDIES, II
Authors: Louis O Williams
Published in Botanical Museum Leaflets, Harvard University, in 1937, in volume 5, pages 41-48
Created: 2016-02-07, modified: 2025-12-17
ORCHID STUDIES, III
Authors: Louis O Williams
Published in Botanical Museum Leaflets, Harvard University, in 1937, in volume 5, pages 49-60
Created: 2016-02-07, modified: 2025-12-17
ORCHID STUDIES, IX
Authors: Louis O Williams
Published in Botanical Museum Leaflets, Harvard University, in 1938, in volume 6, pages 137-141
Created: 2016-02-07, modified: 2025-12-17
ORCHID STUDIES. I
Authors: Louis O Williams
Published in Botanical Museum Leaflets, Harvard University, in 1937, in volume 5, issue 4, pages 31-32
Created: 2016-02-07, modified: 2025-12-17
ORCHID STUDIES, XI
Authors: Louis O Williams
Published in Botanical Museum Leaflets, Harvard University, in 1940, in volume 8, pages 106-108
Created: 2016-02-07, modified: 2025-12-17
ORCHID STUDIES, XII
Authors: Louis O Williams
Published in Botanical Museum Leaflets, Harvard University, in 1940, in volume 8, pages 141-151
Created: 2016-02-07, modified: 2025-12-17
THE GENUS PAPPERITZIA
Authors: Louis O Williams
Published in Botanical Museum Leaflets, Harvard University, in 1941, in volume 9, pages 123-127
Created: 2016-02-07, modified: 2025-12-17
TWO ORCHIDS FROM HAITI
Authors: Louis O Williams
Published in Botanical Museum Leaflets, Harvard University, in 1946, in volume 12, pages 255-256
Created: 2016-02-07, modified: 2025-12-17
TWO MEXICAN HABENARIAS
Authors: Oakes Ames | Louis O Williams
Published in Botanical Museum Leaflets, Harvard University, in 1941, in volume 10, pages 59-60
Created: 2016-02-07, modified: 2025-12-17
Diptera fam. Omphralidæ
Authors: 0 Krober
Published in Genera insectorum, in 1914, in volume 161, pages 1-16
Created: 2025-07-23, modified: 2025-07-23
Diptera fam. Omphralidæ
Authors: 0 Krober
Published in Genera insectorum, in 1914, in volume 161, pages 1-16
Created: 2025-07-23, modified: 2025-07-23
Three new species of Muhlenbergia
Authors: Charlotte 0 Goodding
Published in Jour Washington Acad Sci, in 1941, in volume 31, pages 504-506
Created: 2014-01-30, modified: 2025-12-03
The genus Najas in Minnesota
Authors: C 0 Rosendahl | F K Butters
Published in Rhodora, in 1935, in volume 37, issue 441, pages 345-348
Created: 2014-06-16, modified: 2023-02-16