That's a weird flower Mick but beautiful too. Bet folk will be scratching their heads now for brown flowers ;D Chocolate Cosmos sprang to my mind but they aren't brown, funny how the brain works sometimes, or doesn't
"The kiss of the sun for pardon, the song of birds for mirth; one is nearer god's heart in a garden than anywhere else on earth."
It's one of a group of plants called Stapeliads that come from Africa and India. I specialise in them and supply Kew who struggle to grow them. Just taken some 50 cuttings to restock them again early next month.