That's the same one DC!
This next thing I'm going to write is purely joking only hahaha ----- not serious at all.
When kruger mentioned macabre, creepy, unsettling ----- I then turned attention to 'krueger' ----- eg. freddy.
Kruger ----- purely joking here! I know what you mean about the colour of the flower. The darkish vein/capillary and clotted dark blood look in the lip could certainly bring up certain past-experience (horror movies etc) imagery!
To lighten things though hehe ...... I'll put up a link about what I mean about reminding me of morning glory -----
click here.
Keeping it cheerful hehe ...... I won't even go down the path of 'mourning glory' or 'gory morning' hehehe.
I'm going to be sleeping with the lights on tonight - just in case!