Haseltonia 25
Haseltonia 25
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W. C. Wercklé exsiccata collection (Cactaceae) in Herbarium Mortolensis (HMGBH): study and revision
Alessandro Guiggi and Mauro Mariotti .
Chromosome numbers in some cacti of Western North America—IX
Marc A. Baker and Donald J. Pinkava
New taxa in Euphorbia (Euphorbiaceae) in southern Africa
P.V. Bruyns
The identity and typification of Astroloba pentagona (Haw.) Uitewaal (Asphodelaceae: Alooideae), the type species of the genus Astroloba Uitewaal
Steven Molteno and Gideon F. Smith
A synopsis of Astroloba Uitewaal (Asphodelaceae: Alooideae): species, types, and infrageneric classification
Steven Molteno, Gideon F. Smith and Estrela Figuiredo
Kalanchoe crouchii Gideon F.Sm. & Figueiredo (Crassulaceae), a new species from the dolomites of the Wolkberg Centre of Endemism, Mpumalanga Province, South Africa
Gideon F. Smith and Estrela Figueiredo
Manganese tolerance of Aloe greatheadii Schönland var. davyana (Schönland) Glen & D.S.Hardy (Asphodelaceae: Alooideae) on ultramafic-peralkaline outcrops, South Africa
Stefan J. Siebert, Janine Steytler, Ricart B. Boneschans, Frances Siebert and Marthie S. Coetzee
Notes on the Delosperma-clade (Aizoaceae)
Sigrid Liede-Schumann and Leonard E. Newton
New cactus records from Gran Canaria with a key to the opuntioid species now established in the Canary Islands (Spain)
Filip Verloove, Águedo Marrero Rodríguez, Marcos Salas-Pascual and Alessandro Guiggi
Aloe sergoitensis, a new species of Aloe (Asphodelaceae) in Kenya, with forked marginal teeth on the leaves
Leonard E. Newton
The nomenclature of Aloe ferox Mill. (Asphodelaceae: Alooideae), an iconic medium-sized to large aloe from southern South Africa
Gideon F. Smith and Estrela Figueiredo
Florivory effects on pollinator preference and the reproductive output of a threatened living rock cactus, Ariocarpus retusus (Cactaceae)
Diana Cárdenas-Ramos and Maria C. Mandujano
Alessandro Guiggi and Mauro Mariotti .
Chromosome numbers in some cacti of Western North America—IX
Marc A. Baker and Donald J. Pinkava
New taxa in Euphorbia (Euphorbiaceae) in southern Africa
P.V. Bruyns
The identity and typification of Astroloba pentagona (Haw.) Uitewaal (Asphodelaceae: Alooideae), the type species of the genus Astroloba Uitewaal
Steven Molteno and Gideon F. Smith
A synopsis of Astroloba Uitewaal (Asphodelaceae: Alooideae): species, types, and infrageneric classification
Steven Molteno, Gideon F. Smith and Estrela Figuiredo
Kalanchoe crouchii Gideon F.Sm. & Figueiredo (Crassulaceae), a new species from the dolomites of the Wolkberg Centre of Endemism, Mpumalanga Province, South Africa
Gideon F. Smith and Estrela Figueiredo
Manganese tolerance of Aloe greatheadii Schönland var. davyana (Schönland) Glen & D.S.Hardy (Asphodelaceae: Alooideae) on ultramafic-peralkaline outcrops, South Africa
Stefan J. Siebert, Janine Steytler, Ricart B. Boneschans, Frances Siebert and Marthie S. Coetzee
Notes on the Delosperma-clade (Aizoaceae)
Sigrid Liede-Schumann and Leonard E. Newton
New cactus records from Gran Canaria with a key to the opuntioid species now established in the Canary Islands (Spain)
Filip Verloove, Águedo Marrero Rodríguez, Marcos Salas-Pascual and Alessandro Guiggi
Aloe sergoitensis, a new species of Aloe (Asphodelaceae) in Kenya, with forked marginal teeth on the leaves
Leonard E. Newton
The nomenclature of Aloe ferox Mill. (Asphodelaceae: Alooideae), an iconic medium-sized to large aloe from southern South Africa
Gideon F. Smith and Estrela Figueiredo
Florivory effects on pollinator preference and the reproductive output of a threatened living rock cactus, Ariocarpus retusus (Cactaceae)
Diana Cárdenas-Ramos and Maria C. Mandujano