How to Identify Iridaceae — Iris Family
Iridaceae (Iris Family) is a plant family in the Plantae kingdom, order Asparagales, class Liliopsida. The family contains 554 accepted species worldwide. Some species in this family are toxic — exercise caution when handling unknown specimens.
Representative Iridaceae Species
Tritoniopsis parviflora (Jacq.) G.J.Lewis
Tritoniopsis parviflora (Jacq.) G.J.Lewis
Tritoniopsis parviflora is a perennial geophyte in the genus Tritoniopsis, endem…
Crocus biflorus Mill.
Crocus biflorus Mill.
Crocus biflorus Mill. is a corm-growing herbaceous perennial geophyte that usual…
Romulea tortuosa (Licht. ex Roem. & Schult.) Baker
Romulea tortuosa (Licht. ex Roem. & Schult.) Baker
Romulea tortuosa is a very low-growing perennial geophyte with distinctive coile…
Trimezia martinicensis (Jacq.) Herb.
Trimezia martinicensis (Jacq.) Herb.
Trimezia martinicensis is a bulbous Iridaceae species native to the Neotropics, …
Dietes bicolor (Steud.) Sweet ex Klatt
Dietes bicolor (Steud.) Sweet ex Klatt
Dietes bicolor is an evergreen perennial iris native to South Africa, widely cul…
Iris formosana Ohwi
Iris formosana Ohwi
Iris formosana Ohwi is a clumping iris native to northeastern Taiwan with large,…
Iris virginica L.
Iris virginica L.
Iris virginica is a North American native perennial iris, with traditional medic…
Crocus kotschyanus K.Koch
Crocus kotschyanus K.Koch
Kotschy's crocus, a short autumn-flowering iridaceous plant from West Asia, hold…
Babiana curviscapa G.J.Lewis
Babiana curviscapa G.J.Lewis
Babiana curviscapa is an endemic perennial flowering geophyte of Northern Cape’s…
Iris missouriensis Nutt.
Iris missouriensis Nutt.
Iris missouriensis is a toxic rhizomatous perennial iris with various recorded N…
⚠️ Poisonous
Gladiolus orchidiflorus Andrews
Gladiolus orchidiflorus Andrews
Gladiolus orchidiflorus Andrews is a Gladiolus species native to grasslands in N…
Iris halophila Pall.
Iris halophila Pall.
Iris halophila Pall. is a shorter iris relative with varied flower colours, used…
Frequently Asked Questions
How do you identify Iridaceae?
Iridaceae plants belong to the Asparagales order in the Plantae kingdom. Browse the 554 species gallery above for visual identification references. For instant identification, use the iNature app — AI-powered and works offline.
What are the key characteristics of Iridaceae?
Iridaceae is classified in the order Asparagales, class Liliopsida, phylum Tracheophyta. The family contains 554 accepted species worldwide.
⚠️ Are any Iridaceae species poisonous?
Yes, some Iridaceae species are toxic or poisonous. Always exercise caution with unknown specimens. View poisonous Iridaceae species or browse the full poisonous species guide.
Sources: GBIF, iNaturalist, Wikipedia · Disclaimer
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