Trifolium involucratum var. heterodon (Torr. & A.Gray) S.Watson Proc. Amer. Acad. Arts 11: 130 (1876)

Nomenclatural References

• literature : Proc. Amer. Acad. Arts 11: 130. 1876 BHL link from IPNI metadata.
• person : Asa Gray (1810-1888) Based on occurrence of standard abbreviation 'A.Gray' in the authors string.
• person : John Torrey (1796-1873) Based on occurrence of standard abbreviation 'Torr.' in the authors string.
• person : Sereno Watson (1826-1892) Based on occurrence of standard abbreviation 'S.Watson' in the authors string.
• database : IPNI record: 257958-2