| At the local level, commotes became hundreds, but their customs, boundaries and offices remained largely unchanged. |
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| Each cantref was further divided into commotes, with Penychen made up of five such commotes, one being Glynrhondda. |
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| The main administrative divisions of mediaeval Wales were the cantrefs, each of which was divided into several commotes. |
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| Hywel ap Maredudd, lord of Meisgyn captured his cousin Morgan ap Cadwallon and annexed Glynrhondda in an attempt to reunify the commotes under a single native ruler. |
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| Stability under the princes of Powys enabled Wrexham to develop as a trading town and administrative centre of one of the two commotes making up the Lordship. |
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