Also found in: Thesaurus.
Related to climbing onion: Bowiea volubilis
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|Noun||1.||climbing onion - much-branched leafless twining South African herb cultivated as an ornamental for its bright green stems growing from large aboveground bulbs|
herb, herbaceous plant - a plant lacking a permanent woody stem; many are flowering garden plants or potherbs; some having medicinal properties; some are pests