- IPNI Life Sciences Identifier (LSID)
- urn:lsid:ipni.org:names:753383-1
- Publication
- Contributions from the United States National Herbarium. Smithsonian Institution
- Collation
- xvi. 175 (1913).
- Family as entered in IPNI
- Rubiaceae
Original Data
- Remarks
- H. angustifolia, var. rigidiuscula, A. Gray
Links
- Duplicate citation of
- Houstonia rigidiuscula Wooton & Standl., Contr. U.S. Natl. Herb. 16: 175 (1913).