Dicot genus and Magnoliid dicot genus

Dicot genus noun - Genus of flowering plants having two cotyledons (embryonic leaves) in the seed which usually appear at germination.

Magnoliid dicot genus and dicot genus are semantically related. In some cases you can replace phrase "Magnoliid dicot genus" with "Dicot genus", this phrases are similar.

Magnoliid dicot genus noun - Genus of dicotyledonous flowering plants regarded as among the most primitive of extant angiosperms.

Dicot genus and magnoliid dicot genus are semantically related. You can use "Dicot genus" instead a noun phrase "Magnoliid dicot genus".