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genus
2009 Nov 04
2
splitting scientific names into genus, species, and subspecies
...a data set. I would like to split the
names into genus, species and subspecies. Not all names include a
subspecies. Could someone show me how to do this?
My example code is:
a <- matrix(c('genusA speciesA', 10,
'genusB speciesAA', 20,
'genusC speciesAAA subspeciesA', 15,
'genusC speciesAAA subspeciesB', 25), nrow=4, byrow=TRUE)
aa <- data.frame(a)
colnames(aa) <- c('species', 'counts')
aa
# The code returns
species counts
1 gen...