HERBERTIA" volume 51, 1996

TABLE OF CONTENTS


Maurice Boussard, An Autobiography 7

Comments from the Executive Director 10

Electronic Communications via E-Mail
Robert M. Turley 13

The Alstroemerias of Itatiaia
Alan W. Meerow 14

Quest for South African Amaryllids
Dennis Tsang 22

The Genus Scadoxus and Scadoxus multiflorus
Peter Knippels 30

Cultivation of African Crinum in Pots and Tubs
David J. Lehmiler 33

Two New Zephyranthes species from Mexico
T.M. Howard 38

Two New Mexican Habranthus species and a Review of the Mexican Habranthus
T.M. Howard 42

Kniphofia typhoides: A Spectacular Species from South Africa's Grasslands
Charles Craib 49

The Tangled Web
Terry Hatch 56

Some Geophytic Pelargoniums
Michael Vassar 58

Validation of Names in Hymenocallis (Amaryllidaceae)
Joseph E. Laferriere 66

Nerine platypetala: Habitat Studies and Cultivation
Charles Craib 69

An Introduction to the Genus Bulbine
Peter Knippels 74

A Passion for Rainlilies: Cooperia, Habranthus andZephyranthes
John D. Fellers 78

Amaryllis belladonna multiflora
Vic Abela 113

Hippeastrum blumenavia
Charles Hardman 118

My Hunt for an Endangered Species
Michael Mace 123

Hymenocallis 'Sulphur Queen'
James Sleznik, Jr 126

Disa: A Gem of a Terrestrial Orchid
Elisabeth Lassanyi 128

The Genus Placea Miers ex Lindley (Amaryllidaceae) in Chile
Luis Arriagada and Otto Zollner 133

Effects of Gamma Irradiation on Mutants of Tuberose (Polianthes tuberosa)
S.K. Data and R. Shukla 136

Modern Day Plant Explorers-Guy Wrinkle
Guy Wrinkle 142

The Significance of Ploidy Levels in Breeding and Selection of Desired Plant Types in Gladiolus
Deepak Ohri 147

Source List
Dave Casebier 152

Swap Column 160

Book Reviews 161

Plant Families With Geophytic Species 176