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Endolepis Suckleyi, 1. Staminate flower, 2. Vertical section of the same , with the lobes of the calyx inflexed, 3. Pistillate flower, with the involucre entire, 4. Same, with one side of the closed involucre cut away, 5. A 4-leaved calyx of a  pistillate flower, 6. Pistillate flower  with its 3-leaved calyx, the involucre removed, 7. Pistil, with its ovary divided, 7. Fruits in its involucre, 9. Same, with one side of the involucre cut away, 10. The seeds with its funiculus; the micropyle has become superior, 11. Embryo detached. The details all variously magnified.

Endolepis Suckleyi, 1. Staminate flower, 2. Vertical section of the sa...

Public domain image related to botany, botanical artwork, free to use, no copyright restrictions image - Picryl description

Musenium divaricatum, 1. Vertical section of a flower, 2. Fruit, 3. The same, with the mericarps separating, 4, 5. Cross section of the fruit and seeds. The details variously magnified.

Musenium divaricatum, 1. Vertical section of a flower, 2. Fruit, 3. Th...

Public domain image related to botany, botanical artwork, free to use, no copyright restrictions image - Picryl description

Pyramids of Saccara: No. 3. Fig. 1. Vertical section through apartment, looking west; Fig. 2. Sectional plan through A-B

Pyramids of Saccara: No. 3. Fig. 1. Vertical section through apartment...

Public domain illustrated book page scan, related to Egypt, free to use, no copyright restrictions image - Picryl description

Great Pyramid. Vertical section of chambers and passages.

Great Pyramid. Vertical section of chambers and passages.

Public domain illustrated book page scan, related to Egypt, free to use, no copyright restrictions image - Picryl description

Vertical section showing the relative thickness of the different rocks.
Great Pyramid. Vertical and horizontal sections. Fig. 1. Vertical section from south to north through passages and chambers ; Fig. 2. Plan and horizontal section through A-B.

Great Pyramid. Vertical and horizontal sections. Fig. 1. Vertical sect...

Public domain illustrated book page scan, related to Egypt, free to use, no copyright restrictions image - Picryl description