When bred with ‘bakauan bato’ (Rhizophora stylosa), the product is a rare hybrid species of mangrove, called "Rhizophora x lamarckii," which was discovered on April, 2008, by Filipino scientists in Masinloc, Zambales. Only one tree was found on Panay Island in Western Visayas, while 12 were discovered in Masinloc, and they have an average diameter of 5.5 centimeters and height of 6 meters.