Iris giganticaerulea (Giant blue iris)

Lady Bird Johnson Wildflower Center focused on protecting and preserving North America

Plants of Louisiana

Louisiana Irises Cajun Prairie Gardens

Blue Flag Iris

When to Plant Iris Flowers by Hardiness Zone

List of Iris species - Wikipedia

World of Irises: Understanding Louisiana Iris, Part 1: I. giganticaerulea

Plants of Louisiana

Plants of Louisiana

Angiosperms (Flowering Plants) •

Giant blue iris iris giganticaerulea , state - Stock Illustration [86493347] - PIXTA

World of Irises: Understanding Louisiana Iris, Part 1: I. giganticaerulea