Qld,,,Australian Naturalised and/or Noxious Taxa Thunbergia,grandiflora, ,Sky Flower or Blue Thunbergia,,,VINES.,,”Environmental Weeds Of North Coast NSW, John Nagle, Greening Australia, 1995” Thunbergia,grandiflora, ,”thunbergia, blue trumpet vine, Bengla clock-vine, blue skyflower, blue tru...