RECORD: Darwin, C. R. n.d. CUL-DAR15.2.55-59. (John van Wyhe ed., 2002-. The Complete Work of Charles Darwin Online, http://darwin-online.org.uk/)
REVISION HISTORY: Text prepared and edited by John van Wyhe. RN1
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-DAR15.2 contains calculations and tables for Darwin's 'big book' Natural Selection F1583.
Candolle, Augustine Pyramus de. 1824-1825. Prodromus systematis naturalis regni vegetabilis, sive, Enumeratio contracta ordinum generum specierumque plantarum huc usque cognitarium, juxta methodi naturalis, normas digesta. vols. 1-2. Paris: Treuttel & Würtz. [Darwin Library-Down] vol. 1 PDF vol. 2 PDF
55
X (6
D. C. Done by Volumes
Gen. with 17 sp. & up |
Genera with 16—8 inclusive |
Vol 2 I |
|
313.000 [÷] 3275 [=] .095 |
33.000 [÷] 358 [=] .092 |
Proportion of Var to sp. |
|
605.000 [÷] 313 [=] 1.93 |
63.000 [÷] 33 [=] 1.90 |
Vol 10 |
|
160.000 [÷] 1742 [=] .091 |
25.000 [÷] 220 [=] .113 |
Proportion of vars to sp. |
|
200.000 [÷] 160 [=] 1.25 |
28.000 [÷] 25 [=] 1.12 |
56
(X 7
D. C. Done by volumes
Gen. with 17 sp & up. Gen with 16-8 inclusive
Vol XI.
273.00 [÷] 1962 [=] .139 49.000 [÷] 324 [=] .151
Proportion of vars to sp.
371.000 [÷] 273 [=] 1.35 76.000 [÷] 49 [=] 1.55
Vol. XII
244.000 [÷] 2110 [=] .115 39.000 [÷] 286 [=] .136
Proportion of vars to sp.
342.000 [÷] 244 [=] 1.40 48.000 [÷] 39 [=] 1.23
57
(X 8
D. C. Done by volumes
Genera with 17 sp & up. Gen . with 16-8 inclusive
Vol XIII
253.000 [÷] 1503 [=] .168 21.000 [÷] 159 [=] .132
Proportion of vars to sp.
375.000 [÷] 253 [=] 1.48 36.000 [÷] 21 [=] 1.71
Vol XIV
267.000 [÷] 1511 [=] .176 21.000 [÷] 125 [=] .168
Proportion of vars. to sp.
407.00 [÷] 267 [=] 1.52 28.000 [÷] 21 [=] 1.33
58
X (9
D. C.
Genera with 17 sp & up Genera with 16—8
All 6 vols together
1510.00 [÷] 12103 [=] .124 188.000 [÷] 1472 [=] .127
Proportion of vars to sp
2300.000 [÷] 1510 [=] 1.52 279.000 [÷] 188 [=] 1.48
Labiatae by themselves
185.000 [÷] 1843 [=] .105 31.000 [÷] 247 [=] .125
59
(XX (10
(Q)
D. C.— 28 gigantic genera taken some out of all orders.
455.000 [÷] 3772 [=] 120/1000
Proportion of Var t sp.
796.000 [÷] 455 [=] 1.74
Sections of Genera in Vol. 10, 11, 12
Of all the largest genera in each order, givng 31 large section; each with 31 sp & var & 144 smaller section . —
190.000sp. havg vars [÷] 1622sp. in large section [=] 116/1000 167.000 [÷] 1404 [=] .118 /1000
Labiatae 8 largest genera
Larger section 48.000sp. having vars [÷] 541 [=] .088 Smaller section 66.000 sp. having vars. [÷] 512 [=] .128
(over)
59v
(Q)
The two gigantic genera in Labiatae
59.000 no' of sp having vars [÷] 653 no' of sp in → [=] .090
Proportion of vars. to sp.
71.000 [÷] 59 [=] 1.20
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
File last updated 2 December, 2025