Neither claim to be rooted in her visionary experience and its divine authority .
Hildegard 's medicinal and scientific writings , though thematically complementary to her ideas about nature expressed in her visionary works , are different in focus and scope .
Neither claim to be rooted in Hildegard 's visionary experience and its divine authority .
Hildegard 's medicinal and scientific writings , though thematically complementary to her ideas about nature expressed in her visionary works , are different in focus and scope .