Following are photos from a lilly flower.
x32 objective, bright field, pollen grain group, Zeiss IM microscope, Bresser 5MP microscope camera:
On another slide of similar pollen mounted with stigma I found these – I think the background yellow fluid is probably nectar from the stigma. x32 objective bright field:
The following Helicon Focus 3D model from 4 images is of the above slide shows that the pollen grain sits above the fluid on the slide, x32 objective, bright field:
lilly stigma x10 objective bright field – I have followed a strand coming out (or is it going in?) of the stigma – not sure what it is but there is a bulbous end to it: