]> [collector note: PRE (first set Phan., succulents); Director of Prisons (1927-32), Pretoria, RSA; Brother of J. C. Knobel; Eponymy: Euphorbia knobelii Letty 1934 (col. from North-West Province, ca. 1933)] URI: http://books.google.com/books?id=mkfdQ3l1YQUC&pg=PA208&lpg=PA208&dq=Jurgens+C.J.+Knobel&source=bl&ots=SYc0BkzoU4&sig=mHcojwVaS3_LZrEPDO7sE3sQzuU&hl=en&ei=8gBPTcb4EIKClAfc9bHeDw&sa=X&oi=book_result&ct=result&resnum=2&sqi=2&ved=0CBkQ6AEwAQ#v=onepage&q=Jurgens%20C.J.%20Knobel&f=false Botany Knobel, Jurgens C. J. Knobel, Jurgens C. J. J. C. J. Knobel 1881