Caucalis gracilis f. umbrosa (Engl.) H.Wolff Notizbl. Bot. Gart. Berlin-Dahlem 9: 1111 1927

Nomenclatural References

• person : Adolf Engler (1844-1930) Based on occurrence of standard abbreviation 'Engl.' in the authors string.
• person : Karl Friedrich August Hermann Wolff (1866-1929) Based on occurrence of standard abbreviation 'H.Wolff' in the authors string.
• database : The Plant List version 1.0, record: kew-2874754
• database : The Plant List version 1.1, record: kew-2874754