John Manning & Peter Goldblatt South African
Wildflower Guide 7- West Coast Botanical Society of South Africa, 1996
ISBN 1 874999 11 2
John Manning & Peter Goldblatt South African Wildflower Guide 9-
Nieuwoudtville, Bokkeveld Plateau & Hantam Botanic Society of South
Africa, 2007 ISBN 1 874999 17 1
Annelise Le Roux South African Wildflower Guide 1 - Namaqualand
Botanic Society of South Africa, 2005 ISBN 1 874999 30 9
Keith Coates Palgraves Trees of Southern Africa Struik Publishers,
Kaapstad, 2002 ISBN 1 86872 389 5
Terry Trinder- Smith South African Wildflower Guide 12 - Wild flowers
of the Table Mountain National Park Botanic Society of South Africa,
2006 ISBN 978 1 874999 60 7
Ben- Erik van Wijk @ Gideon Smith Guide to the Aloes of South Africa
Briza Publications, 2010 ISBN 978 1 875093 41 0