Leaf Arrangement: Alternate
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Common Hackberry
(Celtis occidentalis)

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Dwarf Fothergilla
(Fothergilla gardenii)
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Apple serviceberry
(Amelanchier x grandiflora)



What features makes leaf arrangement alternate?

Def: Leaves or Stems situated one at a node. Leaves can alternate along the stem.

Arrangement Along Stem:
Alternate leaves may appear in a distichous pattern. What does distichous mean?

Distichous means that the leaves are arranged in two ranks along either side of the stem. For a good example, look at the image of the Common Hackberry.





Botanical Terminology > Leaf Arrangement > Alternate