https://gettdigital.gettysburg.edu/Documents/Detail/primulaceae-lysimachia-quadrifolia/106029
Primulaceae / Lysimachia quadrifolia - GettDigital: Special Collections and College Archives...
Primulaceae / Lysimachia quadrifolia, Slide of Whorled loosestrife, 35 mm paper slide; 1 x 1.5 in., Tripal, Materials available through GettDigital encompass a...
special collectionsprimulaceaelysimachiacollegearchives
https://florauruguaya.org/taxonomias/primulaceae
Primulaceae Batsch ex Borkh. | Flora Uruguaya
primulaceaeexflorauruguaya
https://floresdeloscaminosasantiago.eu/nl/families/dicotyledonae-nl/primulaceae-nl/
Primulaceae - Flores de los Caminos a Santiago
de losprimulaceaeflorescaminossantiago