CAULINE VASCULATURE AND LEAF TRACE PRODUCTION IN MEDULLOSAN PTERIDOSPERMS

Studies in fossil botany

2010 • 212 citations

The ontogeny of Carboniferous arborescent Lycopsida

1961 • 144 citations

THE APPEARANCE OF GYMNOSPERMOUS STRUCTURE

1970 • 111 citations

Paleozoic Seed Studies: A Monograph of the American Species of Pachytesta

1964 • 77 citations

A COMPARATIVE STUDY OF THE PRIMARY VASCULAR SYSTEM OF CONIFERS. III. STELAR EVOLUTION IN GYMNOSPERMS

1968 • 73 citations

The morphology and anatomy of American species of the genus Psaronius

1959 • 72 citations

A COMPARATIVE STUDY OF THE PRIMARY VASCULAR SYSTEM OF CONIFERS. I. GENERA WITH HELICAL PHYLLOTAXIS

1968 • 68 citations

Pteridosperm Male Fructifications: American Species of Dolerotheca, with Notes Regarding Certain Allied Forms

2017 • 67 citations

STUDIES OF DEVELOPMENT IN LONG SHOOTS AND SHORT SHOOTS OF GINKGO BILOBA L. II. PHYLLOTAXIS AND THE ORGANIZATION OF THE PRIMARY VASCULAR SYSTEM; PRIMARY PHLOEM AND PRIMARY XYLEM

1946 • 64 citations

The medullosan pteridosperms

1956 • 59 citations

Some Pteridosperm Stems and Fructifications with Particular Reference to the Medullosae

1949 • 58 citations

The Medullosae - Structure and Relationships

1954 • 51 citations

COMPARATIVE MORPHOLOGY OF THE PRIMARY VASCULAR SYSTEMS IN SOME SPECIES OF ROSACEAE AND LEGUMINOSAE

1972 • 44 citations

Size and Form in Plants

1930 • 44 citations

THE VEGETATIVE ANATOMY OF SCHOPFIASTRUM DECUSSATUM FROM THE MIDDLE PENNSYLVANIAN OF THE ILLINOIS BASIN

1973 • 44 citations

A COMPARATIVE STUDY OF THE PRIMARY VASCULAR SYSTEM OF CONIFERS. II. GENERA WITH OPPOSITE AND WHORLED PHYLLOTAXIS

1968 • 41 citations

PRIMARY STEM VASCULAR PATTERNS IN THREE SUBFAMILIES OF THE CRASSULACEAE

1968 • 32 citations

III. On the structure and affinities of fossil plants from the palæozoic rocks.—III. On medullosa anglica , a new representative of the cycadofilices

1899 • 31 citations

Carboniferous pteridosperm studies: morphology and anatomy of Schopfiastrum decussatum

1972 • 28 citations

Studies in fossil botany /

1909 • 28 citations

On the Structure and Affinities of Sutcliffia, in the Light of a Newly Discovered Specimen

1912 • 22 citations

Petrified Plants from the Upper Mississippian (Chester Series) of Arkansas

1967 • 22 citations

BASES FOR DETERMINING RELATIONSHIPS AMONG THE MEDULLOSACEAE

1952 • 20 citations

STELAR EVOLUTION IN VASCULAR PLANTS

1971 • 15 citations

Stem Anatomy of Dioon spinulosum

1920 • 13 citations

An Occurrence of the Medullosan Seed-Fern Sutcliffia in the American Carboniferous

1963 • 13 citations

On Medullosa centrofilis, a New Species of Medullosa from the Lower Coal Measures

1914 • 10 citations

Medullosa olseniae: a Permian Medullosa from North Central Texas

1952 • 10 citations

Bases for Determining Relationships Among the Medullosaceae

1952 • 8 citations