Juncus triformis

{{Short description|Species of grass}}

{{Speciesbox

|genus = Juncus

|species = triformis

|authority = Engelm.

| status = G2

| status_system = TNC

| status_ref = {{cite web | url=https://explorer.natureserve.org/Taxon/ELEMENT_GLOBAL.2.133313 | title=NatureServe Explorer 2.0 }}

}}

Juncus triformis is an uncommon species of rush known by the common names Yosemite dwarf rush and long-styled dwarf rush.

It is endemic to California, where it grows in wet granite rock habitat covered in thin soil layers, such as vernal pools and seeps.[http://www.calflora.org/cgi-bin/species_query.cgi?where-taxon=Juncus+triformis Calflora database: Juncus triformis] . 2.12.2013 It is known from the Sierra Nevada, Central Valley, southern Cascade Range, and locations in the eastern Transverse Ranges and the Peninsular Ranges in Southern California.[http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=29733 Jepson] . 2.12.2013

;Description

Juncus triformis is a small annual herb forming dense clumps of hair-thin red stems up to about 16 centimeters high.

The inflorescence is made up of one to eight tiny flowers atop each stem. The flowers have a few greenish to bright red segments no more than 4 or 5 millimeters long.