Extracts from a Letter from Osbert Salvin, F.R.S., to Dr. Hooker, V.P.L.S

Osbert Salvin
1874 Journal of the Linnean Society of London Botany  
doi:10.1111/j.1095-8339.1874.tb00310.x fatcat:ni5izew5xjdophzgivjqf27yzu