The end of blooming arrives for all flowering plants and for every flower. People still sing about the last rose of summer. The last Disa porrecta flowers at the top of this spike are living unperturbed through the final moments of their flowering sequence. Being finite isn't the worst thing that can hit the living.
Fruit and seed development have started among the older flowers below (Euston-Brown and Kruger, 2023; Liltved and Johnson, 2012; Gledhill, 1981; iNaturalist).