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Snapshots of the taxonomy

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As classified in WFO snapshot

June 2024

Warning: older classification

variety

Penstemon fruticosus var. crassifolius (Lindl.) Krautter

This variety name was first published in Contr. Bot. Lab. Morris Arbor. Univ. Pennsylvania 3: 100 (1908)  

This variety name has been reclassified since this snapshot. Its current preferred usage is a synonym .