280 THE JOURNAL OF BOTANY 
which have been described and printed, though not ee 8 
the forthcoming part of Mr. Hiern’s nore poe ue. ‘Thes 
in erin additions to con peed might e sily ev heen 
voided, if a course had been purs aad gitar to “that which by 
siitial consideration prevented 3 like inconvenience in the treat- 
ment of the Acanthacee. We are sure that no blame attaches 
either to Mr. Baker or Mr. Hiern for this want of reci rocity, but 
the result is none the less inconvenient. Synchronization is often 
inevitable when botanists at different centres are wots ing Pag 
species described in _ part of the African Flora; but it iso aiions 
that a very little would suffice to avoid the duplication of 
names by botanists ‘Worting' in different parts of London. 
rely with regard to nomenclature that comparison 
would have been desirable. In the genus Clerodendron, for example, 
Mr. Baker has three species—C. hysteranthum, C. megasepalum, and 
i its¢ 
the British Museum series of Welwitsch’s plants. We have’every 
reason to suppose that the species is based on Welwitsch no. 5688, 
which number is cited by Mr. Baker as the type of his orbiculare. 
g erbarium bee 
thoroughly investigated. Nor does it appear that the literature of 
the genus has been exhausted, and it is difficult to account for the 
ertal 
the iiacestiomaeb we believe is su by facts—that 
Mr r’s MS. was prepared before that mest work of — 
was published. Some e names localized for ‘ Afr. trop.” 1 
* This species dates from Ort. Bot. Padova, 1842, p. ant, not from “‘ Illustr. 
Piante Noy. Ort. Padov.” 19 (1844), as given in the Index 
