Sulla coronaria (L.) B.H.Choi & H.Ohashi / Homotypic Synonyms: Hedysarum coronarium L., it is a perennial herbaceous plant that reaches, up to 20-100 cm, with a characteristic taproot equipped with tubercles, highly developed. Hollow and fistulous stem with prostrate shape, much branched, glabrous or slightly hairy, opposite, impart pinnate leaves made up of 5 to 9 segments, elliptical in shape with a sub-round margin, downy on the lower surface. Flowers gathered in ovoid axillary racemes, erect-patent, pedunculated, with a ruby-red to violet colored corolla with a 15-20 mm flag. Calyx 7-8 mm with sub equal teeth. Pods 3-5 discoid-shaped, bristling with spines, which when ripe breaks down into segments each containing a lenticular, shiny, yellowish seed.
Flowering in: Jan-Mar.
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