CSSA VOL.71, March/April 1999 No.2 Bottle-trees and heat on Socotra (Yemen): a Big-Foot story Bruno A.Mies Pilosocereus estevesii P.J.Braun - a new, Stephanocereus-like species from western Bahia, Brazil Perre J.Braun Crassula ausensis subsp. titanopsis Pavelka, a new discovery from southern Namibia Petr Pavelka Rhytidocaulon tortum (N.E.Br.) M.Gilbert refound after 100 years Miroslav Ricànek & Pavel Hanàcek The Huntington Botanical Gardens presents the 1999 offering of International Succulent Introductions John.N.Trager & Bob Schick Superb Succulents Duke Benadom Letters to the Editor. Another view on conservation Gary Lyons