Let's start with a couple of winter images:

Fan Palm in Winter

Winter Jasmine

A lily

My wife sometimes grows these in the garden in the summer, but have you ever looked closely?

Clematis

Lavatera

Morning glory, Ipomoea purpurea

Tradescantia flower

usually a houseplant, but it grows well in our garden in the summer

We often find sycamore seedlings growing in our garden. Here is a pair of unripe sycamore seeds.

Wild M8 Microscope
Stack of 6 images combined in CombineZ5
Lighting: Daylight

Poppy Ovary

Canon Powershot S50 with add-on lens

Astilbes

Zeiss Standard GFL Microscope
Stack of 17 images, Helicon Focus
Objective: Zeiss Plan 1.6/0.03 - 5/0.1
Ocular: Watson x8 Compensating
"Krebs" light diffuser (white translucent bottle-top with hole for objective, illuminated with 100 W microscope lamp)
Camera: Canon Powershot S50
ISO 100, 1/6 sec, F4.9

Fern Spores

Zeiss Standard GFL Microscope
Objective: Zeiss Plan 1.6/0.03 - 5/0.1
Ocular: Watson x8 Compensating
"Krebs" light diffuser
Camera: Canon Powershot S50

On the back of a bracken leaf