(Pachyrhizus) This group consists of two tuberous-rooted, perennial, tropical vines belonging to the Pea or Bean family, Leguminosae. They are natives of South America and Mexico. These vines can climb up to 20 feet and have 3-parted leaves. They produce pretty sprays of green, blue, purple, white, or mauve flowers, which are followed by...
Found on http://www.encyclo.co.uk/local/10004
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