# Robust blue deadnettle

> pencil drawing by Stanisław Wyspiański from 1896 from his Herbarium. Inventory number: rkps 924/9 MNW

**Wikidata**: [Q138775210](https://www.wikidata.org/wiki/Q138775210)  
**Source**: https://4ort.xyz/entity/robust-blue-deadnettle


## References

1. [Source](https://cyfrowe.mnw.art.pl/pl/zbiory/27408)