Crataegus tracyi (English Wikipedia)

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

refsWebsite

Global rank English rank

1iucnredlist.org

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160^th place

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1books.google.com

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archive.org

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

books.google.com

Phipps, J.B. (1997). "Taxonomic Descriptions: 5 Crataegus tracyi". Monograph of Northern Mexican Crataegus (Rosaceae, Subfam. Maloideae). BRIT Press. pp. 48–. ISBN 978-1-889878-29-4.

doi.org

IUCN SSC Global Tree Specialist Group & Botanic Gardens Conservation International (BGCI) (2020). "Crataegus tracyi". IUCN Red List of Threatened Species. 2020: e.T152909473A152909475. doi:10.2305/IUCN.UK.2020-1.RLTS.T152909473A152909475.en. Retrieved 2 June 2024.

iucnredlist.org

IUCN SSC Global Tree Specialist Group & Botanic Gardens Conservation International (BGCI) (2020). "Crataegus tracyi". IUCN Red List of Threatened Species. 2020: e.T152909473A152909475. doi:10.2305/IUCN.UK.2020-1.RLTS.T152909473A152909475.en. Retrieved 2 June 2024.