Zone 4: Juncus geradii
A. General Information (Juncus geradii):
Black Grass (Juncus geradii) often forms a dense zone above the Spartina patens zone. Many of the same species that are found in the Spartina patens zone are also found here.
B. Description of Juncus geradii
Juncaceae, Rush Family
Juncus geradii (Black Grass)
http://en.wikipedia.org/wiki/Juncus
http://plants.usda.gov/java/profile?symbol=JUGE
This species has an erect, rounded stem, about 0.7 meters high. There are one, sometimes two long, round, linear leaves. Flowers are formed toward the stem tip on a branched inflorescence (Reproductive Spike). The fruit is a rounded, dark capsule.
C. Plants Associated with Juncus geradii*
Love your website. Black rush is Juncus gerardii. Cheers. Brian