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. 2015 Mar 27;10(3):e0122080. doi: 10.1371/journal.pone.0122080

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Fig 5 — Line drawings depicting the flower morphology. (A) Bract. (B) Calyx, opened out; lobes equal, dorsiventrally flattened. (C) Standard; strongly reflexed in the intact flower and lacking callosities. (D) Wing petal; longer than the keel and without a spur. (E) Keel petal. (F) Androecium, opened out; diagnostic for the genus is the stamens which are all fused into a tube that is closed above, and dimorphic anthers with five long, basifixed anthers alternating with five short, dorsifixed anthers. (G) Gynoecium. Voucher: Swanepoel 316 (WIND). Artist: M.M. le Roux.