Which plant is found on more continents, Codiaeum or Petrophile?
Codiaeum Codiaeum is a genus of plants under the family Euphorbiaceae first described as a genus in 1824. It is native to insular Southeast Asia, northern Australia and Papuasia.
Paul Silva Paul Claude Silva (October 31, 1922 – June 12, 2014) was a phycologist, marine biologist, and algal taxonomist considered to be the world's leading expert in the Chlorophyte green algal genus, "Codium". Silva was also an expert in botanical nomenclature and was an editor of the International Code of Botanical Nomenclature's Eighth through Sixteenth International Botanical Congresses. "P.C.Silva" is the standard form to use when citing him as the authority for a botanical name.