Keys to Nature
Project
Key to Ceanothus, Physocarpus, and Ribes in the Chicago Region

Stipules or stipule scars present. (Look for two small leafy "flaps" where the petiole of the leaf meets the stem.)

SELECT


© William S. Alverson - Keys to Nature Project

 Without stipules or stipule scars. (With or without thorns.)

SELECT


© William S. Alverson - Keys to Nature Project


© William S. Alverson - Keys to Nature Project

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This page was last modified on: Mon, 13 Oct 2008 16:59:51 -0500.