Works of "Research Collection"
Place Collected: Richelle
Place Collected: Maharitra
Place Collected: Greifanstein Near Ehrenfriedersdorf
Place Collected: Itrongay
Place Collected: Massif De Mt. Bity
Place Collected: Itrongay
Place Collected: Romaneche
Place Collected: Montebras Soumans
Place Collected: Ampangabe
Place Collected: Bodenmais