Alkaloids with curare-like activity are present in plants belonging to the fabaceous genus "Erythrina". Growing, selling or possessing "Erythrina" spp. This is one of the main differences between Erythrina caffra and Erythrina lysistemon. It is the only species of "Erythrina" that naturally occurs there. All coffee is shade grown under "Calliandra", "Erythrina" and "Albizia" trees. Some isolated parts are dominated by Erythrina abyssinica. They feed on the nectar of "Salmalia", "Erythrina", "Rhododendron" and other species. It can be found in the bark of "Erythrina burttii". They often consume the nectar of the "Erythrina" plant. No species of "Erythrina" is known to be naturalized in Hawaii. It is a cross-pollinator of flowers such as Salmalia and Erythrina. The genus "Erythrina" was established by Linnaeus in 1753 in his book, "Species Plantarum". They also visit flowers for nectar, particularly "Salmalia", "Butea monosperma" and "Erythrina". Erythrina caffra is a medium to large deciduous tree. "Erythrina variegata" is valued as an ornamental tree.