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P. Whittier

OpenAlex ID: A5024915639
Spore Germination and Young Gametophyte Development of Botrychium and Ophioglossum in Axenic Culture
1981 · P. Whittier · American Fern Journal · 36
The Effect of Sucrose on Apogamy in Cyrtomium falcatum Presl
1964 · P. Whittier · American Fern Journal · 28
Gametophytes of Lycopodium lucidulum from Axenic Culture
1986 · P. Whittier, Terry R. Webster · American Fern Journal · 27
Germination of Spores of the Lycopodiaceae in Axenic Culture
1998 · P. Whittier · American Fern Journal · 26
The Variation in Spore Size and Germination in Dryopteris Taxa
1971 · P. Whittier, W. H. Wagner · American Fern Journal · 22
The Promotion of Spore Germination and Gametophyte Development in Ophioglossum palmatum by Low pH
1993 · P. Whittier, Richard Moyroud · American Fern Journal · 19
Extending the Viability of Equisetum hyemale Spores
1996 · P. Whittier · American Fern Journal · 15
The Organic Nutrition of Botrychium Gametophytes
1984 · P. Whittier · American Fern Journal · 14
Rate of Gametophyte Maturation in Sexual and Apogamous Forms of Pellaea glabella
1968 · P. Whittier · American Fern Journal · 14
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Factors Affecting the Viability of Psilotum Spores
1990 · P. Whittier · American Fern Journal · 8
Spore Germination and Early Gametophyte Development in Stromatopteris
1999 · P. Whittier, Jean-Christophe Pintaud · American Fern Journal · 7
Dark-Grown Psilotum
1988 · P. Whittier · American Fern Journal · 7
Germination of Helminthostachys Spores
1987 · P. Whittier · American Fern Journal · 6
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Natural Apospory in Pteridium?
1966 · P. Whittier · American Fern Journal · 6
The Origin of the Apical Cell in Psilotum Gametophytes
1975 · P. Whittier · American Fern Journal · 4
Gametophytes of Ophioglossaceae
1985 · P. Whittier, D. D. Pant, et al. · American Fern Journal · 3
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Works count: 16
Citation count: 242
H-index: 9
I10-index: 9
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