Per Axel Rydberg was a Swedish-born, American botanist who was the first curator of the New York Botanical Garden Herbarium.Biography Per Axel Rydberg was born in Odh, Västergötland, Sweden and emigrated to the United States in 1882. From 1884 to 1890, he taught mathematics at Luther Academy in Wahoo, Nebraska, while he studied at the University of Nebraska. He graduated from the University of Nebraska–Lincoln and . He earned his graduate degree from Columbia University .Source: Wikipedia
Private Ivy League research university in New York City
Medical university located in Stockholm, Sweden
Public university in Lincoln, Nebraska, United States
State university of Stockholm, Sweden
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