Crataegus rivularis (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Crataegus rivularis" in English language version.

refsWebsite

Global rank English rank

1iucnredlist.org

88^th place

160^th place

2^nd place

2^nd place

6^th place

6^th place

26^th place

20^th place

archive.org

Phipps, J.B.; O’Kennon, R.J.; Lance, R.W. (2003). Hawthorns and medlars. Cambridge, U.K.: Royal Horticultural Society. ISBN 0881925918.

doi.org

IUCN SSC Global Tree Specialist Group & Botanic Gardens Conservation International (BGCI) (2020). "Crataegus rivularis". IUCN Red List of Threatened Species. 2020: e.T152910829A152910831. doi:10.2305/IUCN.UK.2020-1.RLTS.T152910829A152910831.en. Retrieved 2 June 2024.

iucnredlist.org

IUCN SSC Global Tree Specialist Group & Botanic Gardens Conservation International (BGCI) (2020). "Crataegus rivularis". IUCN Red List of Threatened Species. 2020: e.T152910829A152910831. doi:10.2305/IUCN.UK.2020-1.RLTS.T152910829A152910831.en. Retrieved 2 June 2024.

jstor.org

Phipps, J.B. (1999). "The relationships of the American black-fruited hawthorns Crataegus erythropoda, C. rivularis, C. saligna and C. brachyacantha to C. ser. Douglasianae (Rosaceae)". SIDA, Contributions to Botany. 18 (3): 647–660. JSTOR 41968885.