The United States of America is a large country in North America, often referred to as the "USA", the "US", the "United States", "America", or simply "the States". American colleges are funded by "tuition" charged to the student, which is often quite expensive, very commonly reaching into the tens of thousands of dollars per year.
Course in Botany in USA
1 Results in Botany, USA
Field and lab identification, systematics, natural history, and ecology of vascular plants as components of natural communities.