Haseltonia 02

CONTENTS

  • The genus Lenophyllum Rose (Crassulaceae) by Reid Moran
  • Sclerocactus (Cactaceae): a revision by Kenneth D. Heil and J. Mark Porter
  • SEM observations of seed of the genus Eriosyce by Fred Kattermann
  • Stapeliads and euphorbias—the White and Sloane story by Larry W. Mitich
  • Taxonomic history of Poellnitzia Uitewaal, a unispecific genus of Alooideae (Asphodelaceae) by Gideon F. Smith
  • Chromosomes and hybrids of Echeveria (Crassulaceae) I. Series Induplicatae and Paniculatae by Charles H. Uhl
  • Medusoid mysteries and Biblical errors by Gerhard Marx
  • Pollination of a Madagascan Euphorbia species by Moritz Grubenmann and Urs Eggli
  • Stamen aberration in Opuntia prolifera Engelmann (Cactaceae) by Jon P. Rebman
  • Neotypification of Euphorhia tortilis by M. S. Binojkumar and N. P. Balakrishnan
  • Aporophyllums by Eckhard Meier

 

Front Cover: A cultivated plant of Sclerocactus spinosior (Engelm.) Woodruff & Benson, endemic to Utah. Photo: Darl Bickle                         

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