The Tennessee Gesneriad Society held its annual show last month at Cheekwood Botanical Gardens in Nashville. Two local members, Brad Walker and Johnathan Chisam, attended and brought home several accolades.Gesneriads are a group of herbaceous plants from all over the world, including the more recognized African violets (Saintpaulia), flame violets (Episcia) and florist gloxinias (Sinningia speciosa). They are a large and varied group of plants that contain plants that grow in the tropical forest canopies, cloud forest environment and a few that grow in more temperate climates.