B126

Table F

(2

Lathyrus odoratus: crossed & self-fert. flowers on crossed & self-fert. plants of 1st gen. ...

100 to 65

Sarothamnus scoparius: crossed & self-fert, flowers on parent-plants ....

✔ —41

Ononis minutissima:    "    "    "    on parent-plants ....

✔ —65

Cuphea purpurea:    "    "    "    on parent-plants

✔ —113

Passiflora gracilis:    "    "    " on parent-plants

✔ —85

Specularia speculum:    "    "    "    on parent-plants

✔ —72

Lobelia — ramosa:    "    "    " on crossed & self-fert. plants of 1st gen. by weight

—60

― fulgens:    "    "    "    on parent-plants

(about) ✔ —100

Nemophila insignis:    "    "    "    on parent-plants (by weight)

✔ —69

Borago officinalis:    "    "    "    on parent-plants ....

✔ —60

Nolana prostrata:    "    "    ..    on parent-plants

✔ —100

Petunia violacea:    "    "    "    on parent-plants. (by weight)

✔ —67

― ―    "    "    on crossed & self-fert. plants of th 1' gen, by weight

—68

― ―    "    "    "    "    of th 4th gen. by weight

—72

― ―    flowers on self-fert. plants of th 4th gen. crossed by a fresh stock & other flowers again self-fertilised .... by weight

—48

Nicotiana tabacum: crossed & self-fert flower on parent-plants    (by weight)

✔ —150

― ―    "    "    " on crossed & self-fert plants of th 1' gen. by weight

—97

― ―    flowers on self-fert. plants of 2d gen. crossed by undercrossed plants, & other flowers again self-fertilised .... by estimation

—110

― ― flowers on self-fert. plants of 3d gen. crossed by a fresh stock & other flowers again self-fertilised, .... by estimation

—110

Cyclamen persica: crossed & self-fert. flower on parent-plants ....

✔ —38

Anagallis Collina: (red var.) crossed & self-fert. flowers on parent-plants ....

✔ —96

― ― flowers on th red var crossed by blue var, & other flower on th red var. self-fertilised ....

—48

Canna warscewiz: crossed & self-fert. flowers on parent-plants, & on three next generations of crossed & self-fertilised plants, taken all together ....

O —85

23 cases —    16 species

[+] 28       [+] 18

[=] 51 cases    [=] 34 species

B127

Table F

(1

Relative fertility of th flowers on the parent-plants used in my experiments, when crossed when impregnated with pollen from a distinct plant & with their own pollen. Fertility judged by th average number of seeds per capsule. Fertility of crossed flowers taken as 100.—

Ipomaea purpurea : (crossed & self-fertilised flowers on th) parent-plants — — — — — — yielded seeds as (about) as

✔ 100 to 100

― ―    first generation of crossed & self-fert. flowers on the crossed & self-fert plants of th first generation ....

—93

― ―    do    do    do    third generation —

—94

― ―    do    do    do    fourth generation —

—94

― ―    do    do    do    fifth generation ....

—107

Mimulus luteus: crossed & self-fert. flowers on parent-plants. judged (by weight) of seeds

✔ —79

― ―    "    "    " on crossed & self-fert plants of third gen.    do

—65

      some plants in following year    

—74

Linaria vulgaris:    "    "    "    on parent plants.    .

✔ —14

Vandellia nummularifolia: "    "    "    perfect flowers on parent-plants

(؟) ✔ —67

Gesneria pedulina:    "    "    "    flowers on parent-plants by weight

✔ —100

Salvia coccinea:    "    "    "    on parent-plants.

about ✔ —100

Brassica oleracea:    "    "    "    on parent-plants. ...

✔ —25

Papaver vagum:    "    "    "    on parent plant (early in season)

about ✔ —6

Eschscholtzia californica:  "    "    . ...    on parent-plant    by weight

✔ —71

― ― (Brazilian stock)    "    on parent plants    do about

✔ —12

Reseda lutea: crossed & self-fert flowers on parent-plants in some certain individuals ....

✔ —0

― odorata    "    "    "    " do. ....

✔ —0

Viola tricolor: crossed & self-fert flowers on crossed & self-fert plants of th 1' gen ....

—69

Delphinium consolida:    "    "    on the parent-plants ....

✔ —59

Viscaria oculata:    "    "    "    on the parent-plants.  by weight

✔ —38

         "    .    "    :    . another trial on following year. do

—58

Dianthus ccaryophyllus: crossed & self-fert flowers on th parent-plants ....

✔ —92

― ―    ."    "    " . on crossed & self-fert. plants of 1st genr. ....

—65

― ― flowers on self-fert. plants of th 3d. gen. crossed by undercrossed plants, & other flowers again self-fertilised ....

—97

― ― flowers on self-fert. plants of th 3d gen. crossed by fresh stock & other flowers again self-fertilised ....

—127

Tropaeolum minus: crossed & self-fert flowers on th parent-plants ....

✔ —92

― tricolorum:    "    "    on parent-plant ....

✔ —115

Limnanthus douglasii :    "    " on parent plant ....

about ✔ —100

28 cases — 18 species