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List of works by Francis W. Pennell

'VERONICA' IN NORTH AND SOUTH AMERICA

scientific article published in 1921

'Veronica' in North and South America (Continued)

scientific article published in 1921

A Brief Conspectus of the Species of Kneiffia, with the Characterization of a New Allied Genus

scientific article

A PLEA FOR AUREOLARIA

scientific article published in 1918

A SECOND SUMMARY OF THE SCROPHULARIACEAE OF NEW GUINEA

scientific article published in 1943

A new Maurandya from Arizona

scientific article published in 1929

Asplenium angustifolium in Louisiana

BOTANICAL RESULTS OF THE ARCHBOLD EXPEDITIONS NEW AND NOTEWORTHY PAPUAN SCROPHULARIACEAE. II

scientific article published in 1939

Botanical Results of the Archbold Expedition No. 7: New and Noteworthy Papuan Scrophulariaceae

scientific article

Notes on Plants of the Southern United States-II

scientific article

Notes on Plants of the Southern United States-III

scientific article

Notes on Plants of the Southern United States-IV

scientific article

Notes on Plants of the Southern United States-V

scientific article

Notes on Scrophulariaceae of the Northwestern United States

scientific article published in June 1928

ON THE TYPIFICATION OF LINNEAN SPECIES AS ILLUSTRATED BY POLYGALA VERTICILLATA

scientific article published in 1939

Plant lists : Chile, Colombia, Ecuador, and Peru ⬇️

Harvard University Botany Libraries

Plant lists : Colombia, Chile, Peru, and Brazil ⬇️

Harvard University Botany Libraries

SCROPHULARIACEAE OF THE CENTRAL ROCKY MOUNTAIN STATES

scientific article published in 1920

Scrophulariaceae of the Northwestern United States-II. Pedicularis of the Group Bracteosae

scientific article

Studies in the Agalinanae, a Subtribe of the Rhinanthaceae

scientific article

Studies in the Agalinanae, a Subtribe of the Rhinanthaceae

scientific article published in 1913

The Genus Cheilophyllum of the West Indies

scientific article

The Scrophulariaceae of eastern temperate North America

monograph on Scrophulariaceae of eastern North America

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