Vascular Plants
Plants of Wisconsin
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UNDER CONSTRUCTION (Data limited)
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Keys to the Wisconsin Compositae (Asters) by Dr. Robert Kowal
Hairs / Spines / Thorns/Tendrils Hairs stinging Spiny stems or leaves Tendrils
Sap Milky Watery
0 2 3 4 5 6 7 8 9 10 11 12 > 12 but <100 > 100 All separate Joined Joined only at bottom
Leaf shape / arrangement Leaves grass or sword-like 3 leaflets
4 or more palmate leaflets)
Leaves simple (1 per leaf stem) Leaves compound (> 2 per leaf stem) 4 or more pinnate leaflets
Leaves arrangement Leaves opposite or whorled Leaves alternate
Leaves peltate Basal
Leaf Edges Leaves or leaflets without any lobes or teeth Leaves or leaflets lobed or feathery Leaves or leaflets toothed
Seeds Seeds with wings Seeds with hairs for dispersal by wind