Database of seed plants, ferns and lycophytes, incorporating Index Kewensis (Royal Botanic Gardens, Kew), the Gray Card Index (Harvard University Herbaria) and the Australian Plant Names Index (Australian National Herbarium).
Ti IPNI ket ti produkto ti maysa a nagtitinnulongan a pagabetan Ti Royal Botanic Gardens, Kew (Index Kewensis), Ti Harvard University Herbaria (Gray Herbarium Index), ken ti Australian National Herbarium (APNI).