Crataegus wattiana

Crataegus wattiana
Illustration from Curtis's Botanical Magazine, 1919
Conservation status
Least Concern  (IUCN 3.1) [1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Rosales
Family:	Rosaceae
Genus:	Crataegus
Section:	Crataegus sect. Sanguineae
Series:	Crataegus ser. Altaicae
Species:	C. wattiana
Binomial name
Crataegus wattiana Hemsl. & Lace

Crataegus wattiana, the Altai hawthorn, ^[2] is an Asian species of hawthorn. The original description states that it has yellow fruit with five stones (pyrenes). ^[3] Crataegus wattiana var. wattiana has become naturalized in Seattle, in the U.S. state of Washington. ^{[2] [4] [5]}

Two varieties are recognized in the 2015 Flora of North America:

• var. wattiana has shallow leaf lobes
• var. incisaC.K.Schneid. leaves are pinnate near the base, and lobed in the upper portion

See also

• List of hawthorn species with yellow fruit

References

1. Crowley, D. (2021). "Crataegus wattiana". IUCN Red List of Threatened Species . 2021 e.T86123168A164059225. doi: 10.2305/IUCN.UK.2021-1.RLTS.T86123168A164059225.en . Retrieved 31 May 2024.
2. Phipps, J.B. (2015), "Crataegus Linnaeus sect. Sanguineae (Zabel ex Rehder) C. K. Schneider, Ill. Handb. Laubholzk. 1:771. 1906", in L. Brouillet; K. Gandhi; C.L. Howard; H. Jeude; R.W. Kiger; J.B. Phipps; A.C. Pryor; H.H. Schmidt; J.L. Strother; J.L. Zarucchi (eds.), Magnoliophyta: Picramniaceae to Rosaceae, Flora of North America North of Mexico, vol. 9, New York, Oxford: Oxford University Press, pp. 514–5
3. Lace, J.H.; Hemsley, W.B. (1891). "A sketch of the vegetation of British Baluchistan, with descriptions of new species". The Journal of the Linnean Society. 28: 288–326, (See p. 323, plate 40).
4. Phipps, J.B. (2015), "Crataegus wattiana Hemsley & Lace, J. Linn. Soc., Bot. 28: 323, plate 40. 1891", in L. Brouillet; K. Gandhi; C.L. Howard; H. Jeude; R.W. Kiger; J.B. Phipps; A.C. Pryor; H.H. Schmidt; J.L. Strother; J.L. Zarucchi (eds.), Magnoliophyta: Picramniaceae to Rosaceae, Flora of North America North of Mexico, vol. 9, New York, Oxford: Oxford University Press
5. "Crataegus wattiana Hemsl. & Lace". Plants of the World Online . Royal Botanic Gardens, Kew . Retrieved November 22, 2024.