Botanisches Zentralblatt; Referierendes Organ Für Das Gesamtgebiet Der Botanik - Oscar Uhlworm, F. G. Kohl - Google Books

http://books.google.de/books?id=0lJRytbz1EwC&pg=PA189&lpg=PA189&dq=%22Nectarinia+johnstoni%22&source=bl&ots=RIDIoy8CB3&sig=xx09H

This is a pre-1923 historical reproduction that was curated for quality. Quality assurance was conducted on each of these books in an attempt to remove books with imperfections introduced by the digitization process. Though we have made best efforts - the…