RECORD: Darwin, C. R. n.d. Table 100 / Crossed by fresh stock (table of comparative heights). CUL-DAR77.115-116. (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 volumes CUL-DAR 76-79 contain material for Darwin's book Cross and self fertilisation (1876).
115
Table 100. Crossed by fresh stock Fresh Stock
No of crossed plants by fresh stock average Height of plants crossed by fresh stock weight of finest inches
No' of plants not crossed by fresh stock average height of do inches
The crossed plants take as 100
Ipomaea purpurea (offspring of plants intercrossed for nine generations crossed by a fresh stock) & again intercrossed, & from the same plants of the 4th Gen. in height
19 83.37 84.03 19 65.31 78 as 100 to 78
؟ ― ―
― ― (in Spontaneous fertility,) by weight of pods ― ― 51
Mimulus luteus.— offspring Plants of the 8th Self-fert generation crossed by fresh stock, & the same again self-fert. producing plants of the 9th gen Here is great omission put in which intercrossed at height of fertility 28 21.62 19 10.44 ― ― 52
؟ ― ―
do do do (in spontaneous fertility) [illeg] ― ― 3
☞ (P)
Brassica oleracea. Self-fert plant of the 2d gen. crossed by a fresh stock, & again self-fert — producing plants of the 3d. self-fert gen,— by weight of whole finest plants on each side of each pot 6 108oz. 16 6 23oz. 7 ― ― 22
✔ Iberis umbellata.
Self-ferts plants of 1 from a cross with a slight different var. & self-fertilised 30 17.34 29 15.31 ― ― 89
― ― do. do. do do (in fertility ― ― 75
Escholtzia Eschscholtzia californica, Brazilian intercrossed stock of the first generation crossed by English stock, & Brazilian stock self-fertilised forming the 2d. gen. 19 45.92 18 50.3 ― ― 109
✔ This is all crossing of self ― ― do. do. do. by weights of whole plants
18oz.25 21oz.5 ― ― 118
― ― do. do. do, in fertility ― ― 40
do. do. do in fertility, as compared with the intercrossed Brazilian stock do 18 ― ― 45
Dianthus caryophyllus, plants offspring from self-fert of the 3d gen. cross by fresh stock, compared with self-fert plants of the 4th generation
16 32.82 10 26.55 ― ― 81
✔
― ―
do do. do, by fertility, spontaneously self-fert both naturally fertilised by bees. ― ― 33
― ― plants offspring from self-fert of the 3d gen. crossed by fresh stock compared with plants from the same self-fert crossed by one of the intercrossed of the same stock in height
16 32.82 15 28. ― ― 85
do. do do by fertility, both spontaneously naturally fertilised by bees. ― ― 45
(Pisum sativum offspring from a cross between two varieties ― ― 75
Lathyrus odoratus do do do do ― ― 60)
Petunia violacea, plants from self-fert. plants of 4th gen. crossed by fresh stock to self-fert. of the 4th gen again self-fert, producing plants of the 5th [illeg] gen. in pots
21 50.05 21 33.23 ― ― 66
✔
do. do. so by weight of whole plants 32 oz 7.25 oz ― ― 23
extension piece pasted
― ― do crossed by fresh stock to the intercrossed ie crossed again crossed in height
21 50.05 22 54.11
― ― 108
✔ Omit ?? in publishing
do do do in weight of whole plants 32 oz 32.48oz
― ― 101
― ― ( Plants from same 2 lots of seed i. e crossed grown out of doors ) Tallest plants in row in height 10 36.67 10 23.31 ― ― 63
✔
do do . do in weight of whole plants 28 oz 14.75 ― ― 33
― ― In fertility by weight of capsules produced by the plants grown out of doors, of the plant (illegible phrase) Crossed by fresh stock to the self-fert 10 11 oz
5.07 oz
― ― 46
do do do to the intercrossed 10 oz
5.26
― ― 54
148 133
115v
Offspring of plants crossed by fresh stock compare with self-fert plants of 1' or succeeding generations in height, weight of whole plants & fertility — In right hand— column the crosses are taken as 100 & relative value given of self-fertilised
I had better give height & weight & not fertility
(Read over numbers)
115vv
115vv
(P) (Mimulus luteus)
― ― Plants Offspring of the 8th self-fertilised gen. crossed by a fresh stock, compared with the offspring of the 8th self-fert. gen, once intercrossed. } 28 21.62 27 12.2 ― ― 56
― ― do. do. do in spontaneous fertility ― ― 46
116
Fresh Stock
Same Headings as Before
Nicotiana tabacum, Self-fert plants of the 3d gen. crossed by fresh stock slightly different variety & again self-fert, producing self-fert plants of the 4th gen. in height grown in pots 26 63.29 26 41.67 as 100 to 66
― ― do. do. do grown much crowded in two large pots 12 31.53 12 17.21 ― ― 54
✔
do. do by weight of whole plants 21.25 oz 7.83 oz ― ― 37
― ― do do grown in open ground & not exposed to competition in height 20 48.74 20 35.2 ― ― 72
✔ ― ―
do do by weight of whole plants 195.75 oz 123.25 oz ― ― 63
Anagallis collina red var. crossed by blue var, & red self-fertilised 3 27. 62 3 18. 21 ― ― 66
do do in fertility as judged by number of capsule both lots being naturally fertilised. ― ― 6 bottom of table
Primula veris, illegitimate long-styled plants of the 3d gen. legitimately crossed by pollen of a fresh stock, & again were fertilised with their own pollen self-fert, producing plants of the 4th illegitimate generation; & these in height were as
8 7.03 8 3.21 ― ― 46
― ― do. do. do in fertility both lots naturally fertilised by number of capsules ― ― 5
― ― do. do Same plants in following year do ― ― 3.5
Primula veris, (equal-styled red var.) self-fertilised plants of the 2d gen. crossed by fresh stock & again self-fert, producing plants of 3d gen, & these in height as 3 8.66 3 7.33 ― ― 85
― ― in fertility, when a
― ― do. do in fertility, plants both lots being naturally fertilised as judged by number of capsules alone
206 pods 32 pods
― ―
do. do do, also including number of seeds per capsule 501.87 56.48
― ― 11.
69 [+] 148 [=] 217 [+] 3 [=] 220 69 [+] 133 [=] 202 [+] 3 [=] 205
Pisum sativum ought to be introduced.
Citation: John van Wyhe, ed. 2002-. The Complete Work of Charles Darwin Online. (http://darwin-online.org.uk/)
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