11. Using a scientific basis, he established structural criteria for defining and separating plant genera . 12. They are generalists, and do not seem to prefer any plant genera for foraging. 13. Among the endemic plant genera are: 14. In plant taxonomy, he discovered 7 new plant genera and nearly 400 new plant species. 15. Several Malagasy taxa were named after him, including the plant genera " Neobaronia ". 16. Seedbanks are ineffective for certain plant genera with recalcitrant seeds that do not remain fertile for long periods of time. 17. He is a specialist in the systematics of the plant genera " Comarostaphylis and Arctostaphylos ( Ericaceae ) ." 18. It occurs in forest habitats dominated by plant genera as " Nothofagus " and " Chusquea ". 19. In addition to her books, she also wrote over 50 papers on phytogeography, ecology, botanical history and Australian plant genera . 20. At least 117 plant genera are endemic in this biodiversity hotspot . 59 of them are found in Borneo and 17 in Sumatra.