petunia {Durga}

Petunia data

Description

Charles Darwin's experimental results on petunia plants to determine the difference of plant length between self fertilised and cross-fertilised, either with the same stock (inter-cross) or with a fresh stock (westerham-cross)

Usage

petunia

Format

A data frame with 64 observations and 3 variables. Plants (self fertilised, inter-cross and westerham-cross) were measured to the tops of their stems when coming into flower. Data collated from Darwin (1877)

height

Measured height of plants

group

Plant fertilisation groups; westerham_cross, inter_cross or self_fertilised

pot_no

Identifier of pot number in which each plant was grown

Source

Darwin, C. (1877). The effects of cross and self fertilisation in the vegetable kingdom. John Murray, Albemarle Street, London.

See Also

insulin, insulin.wide, damselfly