Arizona State University Vascular Plant Herbarium

Project name: Trinational Monarch Knowledge Network

Dataset summary : The Arizona State University Vascular Plant Herbarium is the second largest in the Arid Southwest with over 310,000 specimens. Our collection of Cactaceae is one of the best in the world, being particularly rich in cytological vouchers. <br /><br />ASU Type Specimens: <a href="http://swbiodiversity.org/seinet/checklists/checklist.php?cl=2638">http://swbiodiversity.org/seinet/checklists/checklist.php?cl=2638</a><br /><br />