International Organization For Plant Information - Provisional GPC

Details for: Crataegus oxyacantha subtaxon semperflorens

3 different source(s) use this name:

- Pankhurst, R. - Rosaceae database 2007.
- Pankhurst, R.: Rosaceae database, 2005
- Pankhurst, R.: Rosaceae database, 2006

Source:	Pankhurst, R. - Rosaceae database 2007. [IOPI preferred view]
Name:	Crataegus oxyacantha subtaxon semperflorens André
Nomencl. ref.	Rev. Hort., [sér.6], 1883: 140, f.26. 1883
Rank:	tax.infrasp.
Status:	SYNONYM
Synonym of:	Crataegus monogyna f. semperflorens (André) C.K.Schneid.
Name Notes:	Name-Source: Bibl. cult. trees (1949)

Source:	Pankhurst, R.: Rosaceae database, 2005
Name:	Crataegus oxyacantha subtaxon semperflorens André
Nomencl. ref.	Rev. Hort., [sér.6], 1883, 140, f.26. 1883.
Rank:	tax.infrasp.
Status:	SYNONYM
Synonym of:	Crataegus monogyna f. semperflorens (André) C.K.Schneid.
Name Notes:	Name-Source: Bibl. cult. trees (1949)

Source:	Pankhurst, R.: Rosaceae database, 2006
Name:	Crataegus oxyacantha subtaxon semperflorens André
Nomencl. ref.	Rev. Hort., [sér.6], 1883: 140, f.26. 1883
Rank:	tax.infrasp.
Status:	SYNONYM
Synonym of:	Crataegus monogyna f. semperflorens (André) C.K.Schneid.
Name Notes:	Name-Source: Bibl. cult. trees (1949)

SourceStatusDesignation:	S