ClipArt ETC
"An expanded Alcyonarian zooid, showing the mouth surrounded by eight pinnate tentacles. st, Stomodaeum in the center of the transparent body; m, messenteries; asm, asulcar mesenteries; B, spicules, enlarged." — The Encyclopedia Britannica, 1910

Alcyonarian

"An expanded Alcyonarian zooid, showing the mouth surrounded by eight pinnate tentacles. st, Stomodaeum…

"Transverse section of an Alcyonarian zooid. mm, Mesenteries; mb, muscle banners; sc, sulcus; st, stomodaeum." — The Encyclopedia Britannica, 1910

Alcyonarian

"Transverse section of an Alcyonarian zooid. mm, Mesenteries; mb, muscle banners; sc, sulcus; st, stomodaeum."…

A leaf with double the amount of feather-like leaves.

Bipinnate Leaf

A leaf with double the amount of feather-like leaves.

This is an example of a twice-pinnate leaf of the Honey-locust.

Compound Leaf

This is an example of a twice-pinnate leaf of the Honey-locust.

This is an example of a decompound leaf structure, meaning it is divided three or four times.

Compound Leaf

This is an example of a decompound leaf structure, meaning it is divided three or four times.

This is an example of a needle-shaped leaf of the Larch.

Needle Leaf

This is an example of a needle-shaped leaf of the Larch.

A feather-like leaf with multi-divided features.

Pinnate Leaf

A feather-like leaf with multi-divided features.

A leaf with triple the amount of feather-like leaves.

Tripinnate Leaf

A leaf with triple the amount of feather-like leaves.

"With an ubrupt termination"-Whitney, 1902

Pinnate Leaf

"With an ubrupt termination"-Whitney, 1902