Learner's definition of MANIFEST. [more manifest; most manifest] formal. 1. : able to be seen : clearly shown or visible. Their sadness was manifest in their faces. His love for literature is manifest in his large library. There was manifest confusion in the streets. The truth was manifest [=(more commonly) obvious] to everyone but me.
From Wikipedia, the free encyclopedia. Convolvulus arvensis (field bindweed) is a species of bindweed in the morning glory family (Convolvulaceae), native to Europe and Asia. It is a climbing or creeping herbaceous perennial plant growing to 0.5â2 m high. There are two varieties: Convolvulus arvensis var. arvensis.
Origin and Distribution: Originally from Eurasia, prickly lettuce immigrated to North America from Europe around 1860. Later, it spread through southern Canada and over much of the U.S. except for areas in extreme northern Maine and southern Florida. Currently, it is naturalized in about 3/4 of the counties in Ohio.