Cannabis Ruderalis October 12, 2016 thcscience_admin Hortonia may refer to: Places[edit] United States[edit] Hortonia, Vermont Hortonia, Wisconsin Plants[edit] Hortonia, a genus including the following species: H. angustifolia H. floribunda H. ovalifolia See also[edit] Horton (disambiguation) Hortonville (disambiguation) Topics referred to by the same term