| Iris tenuissima | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| (unranked): | Angiosperms |
| (unranked): | Monocots |
| Order: | Asparagales |
| Family: | Iridaceae |
| Subfamily: | Iridoideae |
| Tribe: | Irideae |
| Genus: | Iris |
| Subgenus: | Limniris |
| Section: | Limniris |
| Species: | I. tenuissima |
| Binomial name | |
| Iris tenuissima Dykes |
|
Iris tenuissima is a species of iris known by the common name longtube iris. It is endemic to California, where it is a common wildflower in the woodlands of the northern part of the state.
This rhizomatous perennial herb produces narrow leaves and an erect inflorescence bearing two iris flowers. The flower has a long tubular throat which may exceed 5 centimeters in length before it opens into white, purple, or reddish-brown streaked tepals.