Robuta

https://www.rhs.org.uk/plants/255100/roscoea-cautleyoides-early-yellow/details Roscoea cautleyoides 'Early Yellow' | cautleya-flowered roscoea 'Early Yellow' Herbaceous... roscoea cautleyoides early yellow cautleya flowered https://www.rhs.org.uk/plants/270774/roscoea-cautleyoides-var-cautleyoides-f-atropurpurea/details Roscoea cautleyoides var. cautleyoides f. atropurpurea | /RHS roscoea cautleyoides var f atropurpurea rhs