gsc international

thistle tube with funnel top. size 5.75 inches height

cycas (gymnosperms) leaf; cross section

spark timer replacement tape

bacillus; smear; gram-positive

microscope slide prepared - lilium anther, showing mature pollen grains; cross section

monocot (lily) and dicot (buttercup) flower buds comparison; cross section

proteus vulgaris; smear; gram-negative

bacillus; smear; gram-negative

microscope slide of zea mays (corn) stem; cross section & longitudinal section

kidney, human; section

earthworm setae; cross section; m stain

taenia pisiformis (cat and dog tapeworm), mature proglottid; whole-mount

placenta, human; showing chorionic villi; section

mixed spicules; whole-mount

crossed colored threads (yellow, then blue, then red); whole-mount

monocot (lilium) and dicot (sedum) leaf epidermis comparison; whole-mount microscope slide

microscope slide of monocot epidermis; showing stomata; whole-mount

prepared microscope slide, cork cells, cross section.

pediculus humanus capitis, female; whole-mount

slide, angiosperm leaf; dicot; showing general structures; cross section