| Title | Index Filicum, Supplementum Quartum pro Annis 1934-1960 | 
| Abbreviation | Index Filic., Suppl. 4 pro Annis 1934-1960 | 
| Authors | C. F. A. Christensen | 
| Publication Dates | Jan 1965 | 
| TL2 | 1.128 | 
| Remarks | Prepared by R. Pichi-Sermolli; published as Regnum Vegetabile, vol. 37. | 
