Article
Diversity and natural hybridization in a highly endemic species of Petunia (Solanaceae): a molecular and ecological analysis.
Molecular ecology - 1 Dec 2006
Lorenz-Lemke Aline P, Mäder Geraldo, Muschner Valéria C, Stehmann João R, Bonatto Sandro L, Salzano Francisco M, Freitas Loreta B
Abstract excerpt
Intrinsic reproductive barriers among the species of Petunia are weak and genetic isolation is obtained mainly by geographical separation and ecological diversification. The Serra do Sudeste region in the extreme south of Brazil is one of the centres of diversity of this genus and is characterized by the presence of species with different pollination syndromes. Petunia exserta is known only from four sandstone...
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