The Manual on Uniform Traffic Control Devices (MUTCD) is approved by the Federal Highway Administrator. as the National Standard in accordance with Title 23 U.S. Code, Sections 109(d), 114(a), 217, 315, and 402(a), 23 CFR 655, and 49 CFR 1.48(b)(8), 1.48(b)(33), and 1.48(c)(2).
The dominant vegetation types are grassy prairie and grass steppe in which numerous species of the grass genus Stipa are particularly conspicuous. Pampas grass (Cortaderia selloana) is an iconic species of the Pampas. Vegetation typically includes perennial grasses and herbs.
Leaf edges of pampas grass are very sharp, so make sure to wear leather gloves and protective clothing. Seed germination appears to be positively affected by soil disturbance so any control method that disturbs the soil could encourage seed germination.ay be confused with: Class C noxious weed jubata grass Cortaderia jubata, is very similary in appearance to pampas grass. Ravenna grass Saccharum ravennae, a Class A noxious weed, is also similar to pampas grass.