Invitations for the Botanical Research Institute of Texas (BRIT), an international scientific research and learning center focused on conservation and knowledge sharing. The Philecology Herbarium houses approximately 1,445,000 plant specimens, ranking it amongst the top ten largest herbaria in the United States. Areas of geographic concentration encompass Texas, the southeastern United States, Mexico, Central America, South America, and Southeast Asia. The BRIT herbarium holdings are are worldwide in scope, and represent most of the Earth’s plant families.