TABLE 1 in Phylogeny of the Cecropieae (Urticaceae) and the Evolution of an Ant-Plant Mutualism

TABLE 1. Classification, species richness, distribution and distinguishing features of Cecropieae (Urticaceae). GenusGeographical distributionSpecies richnessDiagnostic featuresCecropiaNeotropical∼70tree; leaves peltate, spirals, with incisions and venation radial; cystoliths absent; petiole mostly with trichilia; stipules fully amplexicaul, stipule scars horizontal; pistillate and staminate flowers in spikes, spathe covered; fruit less than 5 mm longCoussapoaNeotropical∼55hemiepiphytic or tree, leaves entire, not peltate, spirals; cystoliths absent; stipules fully amplexicaul, stipule scars usually ascending; pistillate and staminate flowers in globose heads; staminate flower with filaments connate; pistillate flowers sessile; fruit less than 5 mm longMusangaAfrotropical2tree; leaves peltate, with incisions and venation radial; cystoliths absent; stipules fully amplexicaul, stipule scars horizontal; pistillate flower in spikes, staminate flower in globose heads, both inflorescences without spathe; fruit, less than 5 mm longMyrianthusAfrotropical7tree, shrub or liana; leaves entire or palmate; cystoliths absent; stipules fully amplexicaul, stipule scars horizontal; pistillate flowers and staminate flower sessile, in globose or cylindrical heads; fruit greater than 10 mm longPouroumaNeotropical∼43tree; leaves entire or palmate; cystoliths absent; stipules fully amplexicaul, stipule scars horizontal; pistillate flowers in cymes and staminate flower in facicles; large fruit, greater than 10 mm long