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The Ipomoea batatas Complex-I. Taxonomy
Daniel F. Austin
Bulletin of the Torrey Botanical Club
Vol. 105, No. 2 (Apr. - Jun., 1978), pp. 114-129
Published by: Torrey Botanical Society
Stable URL: http://www.jstor.org/stable/2484429
Page Count: 16
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Eleven species, two named hybrids and an un-named hybrid are known to be allied with Ipomoea batatas. All but two of these taxa are New World plants, the remaining two are apparently native to the Old World. Species and hybrid populations are characterized.
Bulletin of the Torrey Botanical Club © 1978 Torrey Botanical Society