Iris macrosiphon Torr., Pacif. Railr. Rep. 4(5): 144 1857. (syn: Iris amabilis Eastw.; Iris californica Leichtlin; Iris macrosiphon var. elata Eastw.; Limniris macrosiphon (Torr.) Rodion.);
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California as per POWO;
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Iris macrosiphon from UCBG California-GS09102021-4: 3 images.
endemic to California with narrow leaves and flowers in various colours of cream to gold-yellow or lavender to deep blue-purple with darker veins, with 3.5 to 6.5 cm long perianth tube.
Photographed from University of California Botanical Garden, California, 22-4-2019.
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References: POWO Catalogue of Life The Plant List Ver.1.1 WCSP IPNI Flowers of India Wikipedia
https://www.wildflower.org/plants/result.php?id_plant=IRMA
https://www.calflora.org/app/taxon?crn=4355
https://www.fs.fed.us/wildflowers/
https://calscape.org/Iris-macrosiphon-()
