Typification of Edmond Boissier’s Cruciferae (Brassicaceae) names enumerated in Flora Orientalis Author AL-Shehbaz, Ihsan A. Missouri Botanical Garden 4344 Shaw Boulevard St. Louis, Missouri 63110, USA ihsan.al-shehbaz@mobot.org Author Barriera, Gabrielle Conservatoire et Jardin botaniques de la Ville de Genève Case postale 71 1292 Chambésy, Switzerland gabrielle.barriera@ville-ge.ch text Boissiera 2019 2019-12-23 72 1 193 journal article 10.5281/zenodo.7630433 180b8c6d-242a-4fff-a1a3-e88d2e1e51ed 978-2-8277-0088-2 0373-2975 7630433 Sisymbrium hesperidiflorum Boiss. & Buhse in Nouv. Mém. Soc. Imp. Naturalistes Moscou 12: 22. 1860 . Type: “Im Gebirge von Jesd, Thal Derrehgoum, 23 April 1849 (florens et fructiferum). [Buhse] No 1296”. = Sisymbrium leucocladum (Boiss.) D.A. German & Al-Shehbaz in Phytotaxa 334: 96. 2018 . Notes. – No material of this species was located in all of the Geneva herbaria and LE ( GERMAN & AL-SHEHBAZ, 2018 ). These authors followed Boissier in Flora Orientalis in treating the two taxa as conspecific.