Iris tenuissima
# Iris tenuissima

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 and forests of the northern part of the state.

## Description

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.

### Subspecies

* Iris tenuissima ssp. purdyiformis—affinity to serpentine soil.
* Iris tenuissima ssp. tenuissima
