RECORD: Darwin, C. R. n.d. Fürnrohr Flora Ratisbonensis 1839 (Naturhist Topog von Regensburg). CUL-DAR16.147. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Transcribed and edited by John van Wyhe 6.2025. RN2
NOTE: See record in the Darwin Online manuscript catalogue, enter its Identifier here. Reproduced with permission of the Syndics of Cambridge University Library and William Huxley Darwin. The volume CUL-DAR16 contains calculations and tables for Darwin's 'big book' Natural Selection F1583.
147
Fürnrohr Flora Ratisbonensis 1839 (Naturhist Topog von Regensburg)
Genera with 4 sp & upwards Genera with 3, 2, 1
sehr generic
536 [÷] 102 [=] 5.254 5.253
1/5 & 1/6 (5.25)
sehr gemein
526 [÷] 79 [=] 6.658
1/6 & 1/7 (6.65)
Corrected Calculation
sp. with [arrow to above] sehr gemein
102[÷] 533 sp. [=] .191/1000
(Q)
sp. with [arrow to above] sehr gemein
79 [÷] 526 sp [=] .150/1000
(Q)
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 14 December, 2025