Pelargonium section Otidia typification and verification notes for the published names P. laxum (Sweet) G. Don, P. keeromsberense, P. karooescens, P. hermansdorpense (= P. humansdo... von Clifton, Richard Timothy F.

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Pelargonium section Otidia typification and verification notes for Pelargonium crithmifolum, P. paniculatum, P. munitum, P. anauris and P. dichotomum

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Pelargonium section Otidia typification and verification notes for Pelargonium alternatim pinnatum , P. alternans & subspp., P. dasyphyllum, P. corallinum, P. microphyllum

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Pelargonium section Otidia "Pelargonium dasycaulon (Geraniaceae) - a forgotten species von Albers, Focke, Becker, Matthias 1973-

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The L'Heritier project: Published errors (in Geraniaceae Group and other publications)

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The L'Heritier project: Dioscorides-13 Index to Dioscorides by Michel Adanson (1763) von Clifton, Richard T. F. 1943-

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The L'Heritier project: Identications for the drawings of Rariorum Africanarum Plantarum by J. Burman, 1738 - 1740 von Clifton, Richard Timothy Fred

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The L'Heritier project: The botany of Bernard de Jussieu, comparison of 2 sources Antoine Duchesne and Laurent de Jussieu and reconstruction of the 1066 genera of the botany of Ber... von Clifton, Richard Timothy Fred

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The L'Heritier project: Dioscorides-12 Identifications for the illustrations in Codex Aniciae Julianae (AD 512) and Codex Neapolitanus (AD 680) ; Dioscorides: identifications von Clifton, Richard T. F. 1943-

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The L'Heritier project: the partial text of Geraniologia as sent to Dryander in 1789

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The L'Heritier project: Dioscorides-11 progress at december 2010 ; preview 2011, identifications von Clifton, Richard T. F. 1943-

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Pelargonium section Otidia the P. pachypodium sub-group : including P. pachypodium, P. vassari, P. occultum, P. arthriticum : discussing P. eberlanzii Dinter, P. eberlanzii Knuth,... von Clifton, Richard Timothy F.

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Pelargonium section Otidia typification and verification notes for P. parviflorum & subspecies, P. brevipetalum and P. rotundipetalum von Clifton, Richard Timothy F.

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Pelargonium section Otidia typification and verification notes for Pelargonium ceratophyllum, P. albersii, P. dasycaule, dasycoulon and P. hospitans Dinter nom. nud.

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Michael Vassar, Californian plantsman Pelargonium seed donation notes

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The L'Heritier project: DC's prodromus for Geraniaceae

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The L'Heritier project: Cavanilles: Rival and unfriend to Lheritier the dissertatio botanica: no. 4 & 5, De Geraniis von Clifton, Richard Timothy Fred

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Pelargonium section Otidia concatenated articles from Geraniaceae Group News

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Pelargonium section Otidia equation of P. keeromsbergense to P. laxum, two new species P. omissum, update for indeterminate species : the indeterminate species ar P. eberlanzii Knu... von Clifton, Richard Timothy F.

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Pelargonium section Otidia Avonia (2005) German and revised translation of article "Was ist Pelargonium parviflorum?"

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