Helianthemum nummularium (L.) Mill. [ Helianthemum chamaecistus Miller]
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Helianthemum nummularium (L.) Mill. [ Helianthemum chamaecistus Miller] [Cistaceae]
A. Fiori, G. Paoletti, Iconogr. Fl. Ital.: p. 156, t. 1266, fig. 5 (1895-1904)