Comprehensive Description
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Perennial herbs, Roots either swollen without tuber or ± wiry with distinct tubers. Pedicels mostly articulated, usually with more than 1 at each node, less often with 1 and then supported by 2 bracts. Flowers open, star-shaped, urceolate to ± campanulate. Stamens straight or declinate. Ovary sessile, rarely stipitate. Capsule trigonous to deeply 3-lobed in cross-section. Seeds flat or sharply folded.Trusted






