172 Memorias de la Sociedad Científica 
Melanthera, Rohr. 
Mesoneuris, Gray. 
Microseris, Don. 
Microspermum, Lag. 
Mikania, Willd. 
Milleria, L. 
Mirasolia, Sch. Bip. 
Montanoa, Llav. y Lex, 
Neurolena, R. Br. 
Nicolletia, Gray. 
Oaxacania, Rub. y Greenm. 
Oliganthes, Cass. 
Oliveea, Sch. Bip. 
Onoseris, DC. 
Ophryosporus, Meyen. 
Otopappus, Benth. 
Oxylobus. 
Oxypappus, Benth. 
Oyedea, DC. 
Palafoxia, Lag. 
Parthenice, Gray. * 
Parthenium, L. 
Pectis, L. 
Pelucha, Wat. 
Pentacheta, Nutt. 
Perezia, Lag. 
Pericome, Gray. 
Perityle, Benth. 
Perymenium, Schrad. 
Peucephyllum, Gray. 
Phania, DC. 
Philactis, Schrad. 
Pinaropappus, Less. 
Piqueria, Cav. 
Syn-pinaropappa 
Syn-melanthera (D. G.) 
Syn-mesoneurida Le 
Syn-mieroserida ,, 
Syn-microsperma ,, 
Syn-mikania 
Syn-milleria 
Syn-mirasolia 
Syn-montanoa 5 
Syn-neurolena 
Syn nicolletia 
Syn-oaxacania 
Syn-oliganthea 
Syn-oliveea” 
Syn-onoserida $ 
Syn-ophryospora 
Syn-otopappa y 
Syn-oxyloba 
Syi-oxyp2ppa » 
Syn-oyedea 
Syn-palafoxia 
Syn-parthenicea 
Syn-parthenia 
Syn-pectida 
Syn-pelucha 
Syn-pentacheeta 
Syn-perezia o 
Syn-pericomea 
Syn-peritylea 
Syn-perymenia, 
Syn-peucephylla 
Syn-phania 
Syn-philactida 
Syn-piqueria 
