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.
Pampas grass is known by the botanical name Cortaderia selloana. According to the University of Arkansas, Division of Agriculture, pampas grass is not known to cause symptoms of plant poisoning if ingested by humans. However, any plant can cause allergic reactions or other adverse effects if ingested.Choking is a concern with plant ingestion, especially in children.ccording to the University of Arkansas, Division of Agriculture, pampas grass is not known to cause symptoms of plant poisoning if ingested by humans. However, any plant can cause allergic reactions or other adverse effects if ingested.