Nerve net Nerve net A nerve net consists of interconnected neurons lacking a brain or any form of cephalization. While organisms with bilateral body symmetry are normally associated with a central nervous system, organisms with radial symmetry are associated with nerve nets. Nerve nets can be found in members of the Cnidaria, Ctenophora, and Echinodermata phyla, all of which are found in marine environments. Nerve nets can provide animals with the ability to sense objects through the use of the sensory neurons within the nerve net. The nerve net is the simplest form of a nervous system found in multicellular organisms. Unlike
Phyla nodiflora Phyla nodiflora Phyla nodiflora, the frog fruit, sawtooth fogfruit, or turkey tangle, is an ornamental plant in the Verbenaceae family, and is native to South America and the United States. It can be found in tropical areas around the globe, a naturalized species in many places. This plant is cited in "Flora Brasiliensis" by Carl Friedrich Philipp von Martius. It is often grown ornamentally as a ground cover plant, and is often present in yards or disturbed areas as a lawn weed. The inflorescence consists of a purple centre encircled by small white-to-pink flowers. The flower takes on a match-like