The Calflora Terms of Use Agreement applies to all users.
 

Skip Registration if you are under 13, in a K-12 school, or at a public library. Register as a Personal User if you use Calflora for personal, non-professional purposes. Personal Users include enthusiasts, students, volunteers and educators. Registering as a personal user is currently free thanks to a generous donor. Register as a Professional User if you use Calflora for business or professional reasons. Professional Users include land managers, environmental consultants, landscapers, contractors, planners, environmental scientists, government employees, academics, and writers. Suggested rate for a professional user is $150 / year. You can also register - at a reduced rate if your budget requires, - as a guest free for 30 days, - for free if you are volunteering for CNPS, Cal-IPC, BAEDN, or another not-for-profit. - for free if you are contributing to Early Detection of invasive plants. Registration for Early Detection is currently free thanks to a generous grant from the Carol Ann and Dennis Rockey Fund of Marin Community Foundation. (To register with this affiliation, select the group called Early Detection and use group payment code 2011FREE.) Paying for a professional registration is simple if you are a member of an organization that has a Calflora Site License. Here is a list of Calflora Site License Holders. To obtain an institutional or site license, please contact Calflora.