search for: subspeciesb

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2009 Nov 04
2
splitting scientific names into genus, species, and subspecies
...es. 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 genusA speciesA 10 2 genusB speciesAA 20 3 genusC speciesAA...