The Cactus and Succulent Plant Mall
The Cactus and Succulent Plant Mall

CSSA Haseltonia 10, 2004
From the EditorMichael W. Hawkes
ViewPoints: Early cactus evolution: The postmodern viewM. Patrick Griffith
Field observations on the endangered fragrant prickly-apple cactus (Harrisia fragrans)Jeffrey T. Hutchinson and Pat Pazara
Embryology of floral dimorphism and gender system in Consolea corallicola (Cactaceae), a rare species of the Florida KeysVivian Negrón-Ortiz and Lara I. Strittmatter
Effective initiation and maintenance of Opuntia microdasys (Cactaceae) cell culture and elicitor responseMikyung Han and Tom J. Mabry
A quick and easy imaging method for documenting flower charactersDetlev Metzing
The rediscovery of Crassula alcicornisMatthew R Opel and Philip Desmet
Aloe omavandae (Asphodelaceae), a new species from the Kaokoveld, northwestern NamibiaErnst van Jaarsveld and Braam van Wyk
Two new species and a new variety of Aloe (Asphodelaceae) from MadagascarJ. B. Castillon
Variation in Chortolirion angolense (Asphodelaceae)Charles Craib, Gideon F. Smith, Elsie M. A. Steyn and Andrew Hankey
Euphorbia einensis sp. nov. (Euphorbiaceae) from the lower Orange River valley in the NW Richtersveld and SW NamibiaGraham Williamson
Ecbeveria nebularum (Crassulaceae), a new cloud-forest species from MexicoReid Moran and Myron Kimnach
Chromosomes and hybrids of Echeveria VIII. Central American speciesCharles H. Uhl
Sedum raramuri (Crassulaceae), a new species from Chihuahua, MexicoJean Metzger and Myron Kirnnach
Four new taxa of Peperomia (Piperaceae) from San Marcos, northern PerúGuillermo Pino, Olivier Klopfenstein and Nelson Cieza
Haseltonia 9 Errata
On the cover: Flower of Astrophytum myriostigma in longitudinal section. Digital image created by Detlev Metzing using a flatbed scanner. For further details of this technique, see Metzing's paper entitled A quick and easy imaging method for documenting floral characters.

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