Madagascar,a globally renowned biodiversity hotspot characterized by high rates of endemism,is one of the few remaining refugia for many plants and animal speci
Two varieties of Bouteloua aristidoides have been recognized,the widespread var.aristidoides and the more narrowly distributed var.arizonica.The two varieties d
Compressed materials of fossil foliage described here as Itea polyneura sp.nov.(Iteaceae)were collected from the Oligocene ofWenshan,Yunnan Province,southwester
Roses are important horticultural plants with enormous diversity in flowers and flowering behavior.However,molecular regulation of flowering time variation in r
Allium sect.Cepa(Amaryllidaceae)comprises economically important plants,yet resolving the phylogenetic relationships within the section has been difficult as nu