54, ANGIOSPERMAE, ATMOSPHERE, AUTUMN, BIOSPHOTO, BOTANY, CAVIGNAUX, CHINESE, CHLOROBIONTA, CONTINENT, DEAD, DEGRADED, DICOTYLEDON, DICOTYLEDONEAE, EMBRYOPHYTA, ENUMERATION, EST, EUKARYOTA, EUROPE, EUROPEAN, FALL, FAMILY, FLORA, FLOWERING, FRANCE, GIS, GRAND, GRASS, GROUP, IN, INDIVIDUAL, LEAF, LEAVES, LORRAINE, MATTER, MONTH, MORPHOLOGY, NASHI, NOBODY, NOVEMBER, NUMEROUS, OCTOBER, OF, ON, ORDER, ORGANISM, PEAR, PEARS, PHANEROGAMAE, PHYTOBIOTA, PLANT, PLANTAE, PYRIFOLIA, PYRUS, R, REGIS, ROSACEAE, ROSALES, SEASON, SEASONS, SOME, SP, SPERMATOPHYTA, SPERMATOPHYTE, SUBSTANCE, TEMPERATE, TRACHEOBIONTA, TREE, UNION, WITH, YEAR,