Assertion: legume's seed | /r/CapableOf | spread underground rootstocks
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text: Seeds are round and are various colours: grey-green, brown black or flecked Roots Tap root with side branching roots, spreading underground rootstocks Distinguishing Features Compound leaves with 5–12 pairs of leaflets and branching tendrils, and the flowers clustered on one side of a long stalk, spreading underground rootstocks.