The following new species and combinations are published in this issue of Haseltonia: Cylindropuntia ×cardenche (Griffiths) Pinkava & M. A. Baker (Cactaceae); Cylindropuntia imbricata (Haworth) Haseltonia 15: . 2009  F. M. Knuth var spinitecta (Griffiths) M. A. Baker (Cactaceae); Cyl- indropuntia ×pallida (Rose) F. M. Knuth (Cactaceae); Echinocereus bonkerae Thornber & Bonker ssp apachensis (W. Blum & Rutow) From the editor A. D. Zimmerman (Cactaceae); Opuntia ×charlestonensis Clokey (Cac- taceae); Sedum isidorum Pino (Crassulaceae); Sedum roberti Veldk. Root Gorelick (Crassulaceae); Villadia aureistella Pino & Cieza (Crassulaceae); Villa- dia kimnachii Pino & Cieza (Crassulaceae) Villadia klopfensteinii Pino & Cieza (Crassulaceae); Villadia paniculata Pino & Cieza (Crassula- Seldom in science do we recognize long-term spinitecta (Griffiths) M. A. Baker (Cactaceae); ceae); Villadia thiedei Pino & Cieza (Crassulaceae). studies published in many parts, sometimes Cylindropuntia ×pallida (Rose) F. M. Knuth over several decades. One of our goals at Hasel- (Cactaceae); Echinocereus bonkerae Thornber tonia is to foster publication of such long- & Bonker ssp apachensis (W. Blum & Rutow) term work. Two years ago, we were proud to A. D. Zimmerman (Cactaceae); Opuntia ×charles- publish Charles Uhl’s eleventh installment tonensis Clokey (Cactaceae); Sedum isidorum on chromosomes in Echeveria. This year, we Pino (Crassulaceae); Sedum roberti Veldk. are equally proud to publish the eighth paper (Crassulaceae); Villadia aureistella Pino & in the long-running series on chromosome Cieza (Crassulaceae); Villadia kimnachii Pino counts in cacti, written by Don Pinkava and & Cieza (Crassulaceae) Villadia klopfensteinii his former students. While maybe not the Pino & Cieza (Crassulaceae); Villadia panic- sexiest work—although many of karyotypes ulata Pino & Cieza (Crassulaceae); Villadia are obtained from sexual parts of the plants, thiedei Pino & Cieza (Crassulaceae). namely pollen—this provides the empirical Many thanks are in order, first to our con- framework from which evolution of these tributors and reviewers. I never grow weary of plants can be rigorously studied. We should hearing from any of you… despite the converse all have such perseverance. probably not being true! The Cactus and Suc- Another goal of Haseltonia is to publish culent Society of America has unhesitatingly contributions from anywhere that our plants supported Haseltonia. This even includes our are native, especially outside of North Amer- founding editor, Myron Kimnach, who prob- ica and Europe. Patricia Soffiati and Veronica ably wonders when he will fully retire. Thanks Angylossy contribute a lovely paper on stem to all of our subscribers. Many of you have been anatomy of some of their native Brazilian ceph- truly steadfast supporters. Finally, thanks to alium-bearing cacti. Sofía Albesiano and the our managing editor, Russell Wagner. Despite tireless Roberto Kiesling discuss nomenclature our radical differences in style, I have grown in the cactus genus Wigginsia. Guillermo Pino’s to consider Russell a remarkable professional, indefatigable work on the Crassulaceae of his a passionate advocate for cacti and succulents, native Peru is exquisite. He truly bridges the an ambassador, and a friend. gap between academia and gentleman scholar. For most of this decade, the editor of Hasel- Africa has seen a fair number of papers on their tonia has curiously been at a Canadian uni- succulent flora, including herein, so it is also versity. Canada is a wonderful country, but great seeing coverage of South American plants one that will never be renowned for its cacti by South American botanists. or succulents, only having four native cacti By no means am I trying to give short (although almost only three) and no other shrift to our other contributors, who have all native succulents (unless you count Lewisia). produced amazing works: from the obscure Nevertheless, it is with a mixture of sadness (for political reasons) succulent flora of An- and pleasure that I announce the demise of gola, to cholla hybrids in the US, to extraor- this ironic Canadian content. Please join me dinary detail about mesembs, to a thorough in heartedly welcoming Dr Martin Terry—a and quixotic contribution by the bibliophilic Texan!—as the new editor of Haseltonia. He and anagramic luddite Gordon Rowley. I sim- is a true polymath, an amazing writer, and ply want to highlight that Haseltonia pub- a genuinely wonderful person. Please keep lishes intellectual gems that can hardly be comments, contributions, and subscriptions found elsewhere. flowing his way. With Martin I expect even The following new species and combina- greater things from Haseltonia. Nonetheless, tions are published in this issue of Haselto- I also hope to continue hearing from many of nia: Cylindropuntia ×cardenche (Griffiths) you. My greatest joy of serving as editor has Pinkava & M. A. Baker (Cactaceae); Cylindro- been all the wonderful and generous people puntia imbricata (Haworth) F. M. Knuth var I have met. Thank you.