Psychotria crassa f. angustior Steyerm. Ann. Missouri Bot. Gard. 71: 331 (1984)

Nomenclatural References

• literature : Ann. Missouri Bot. Gard. 71: 331 (-332). 1984 BHL link from IPNI metadata.
• literature : Steyermark, J. A. (1984). Flora of the Venezuelan Guayana-I. Annals of the Missouri Botanical Garden, 71(1), 297. https://doi.org/10.2307/2399074 DOI link imported from Page, R. (2023). doi:10.5281/zenodo.7974720
• person : Julian Alfred Steyermark (1909-1988) Based on occurrence of standard abbreviation 'Steyerm.' in the authors string.
• database : IPNI record: 283991-2
• database : The Plant List v1.1 record kew-167732
• database : The Plant List version 1.0, record: kew-167732