A pencil drawing of a branch with several leaves and small round berries.
Black and white pencil drawing of a cluster of orchids with detailed roots and leaves.
A detailed pencil sketch of a pine branch with three pine cones and pine needles.
Pencil sketches of a whole tomato at the top, a half tomato on the bottom left, and a tomato cross-section on the bottom right, showing internal structure.
Sketch of a flowering plant, showing detailed parts such as petals, stem, and reproductive organs with measurements.
Black and white botanical illustration of two plant leaves and a branch, with detailed close-ups and measurements in millimeters.
Black and white sketch of a single flower with a large petals and a leaf on a plain background.