Hippeastrum

A flower grows

Ken Robbins.

Orgaanvorming en periodiciteit van Hippeastrum hybridum

door A.H. Blaauw.

Hippeastrum: The Gardener's Amaryllis (Royal Horticultural Society/Timber Press Plant Collectors Guides Series)

Veronica M. Read

A monograph on the subordo v of Amaryllideae, containing the Narcissineae

by Adrian Hardy Haworth

Amaryllis

Starr Ockenga

1958 fall & winter 1959: imported hybrid hippeastrum amaryllis bulbs

Johnson Bros

Correspondence: Gronen (Otto) and Engelmann (George)

W. Otto Gronen

A monograph on the subordo V. of Amaryllideæ containing the Narcissineæ

by Adrian Hardy Haworth

Hippeastrum flammigerum, Holmb., nov. sp

E.L. Holmberg

Hippeastrum solandriflorum: its chromosomes

J.T. Baldwin and Bernice M. Speese