john1569 is a retired plant physiologist who specialized in the organismal biology of halophytes, with later days emphasis on mangroves. He is also curator of the https://extremeplants.org site specializing in plants adapted to extreme environments for which there are molecular level resources, and http://fineflowersinthevalley.us - a "one minute guide" to the wildflowers of the Teton Valley and Wydaho. He most gratefully acknowledges the assistance of all the real botanists in the iNaturalist community.