Crataegus wattiana

Crataegus wattiana
Illustration from Curtis's Botanical Magazine, 1919
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Rosids
Order: Rosales
Family: Rosaceae
Genus: Crataegus
Section: Sanguineae
Series: Altaicae
J.B.Phipps[1]
Species: C. wattiana
Binomial name
Crataegus wattiana
Hemsl. & Lace

Crataegus wattiana, the Altai hawthorn,[1] is an Asian species of hawthorn. The original description states that it has yellow fruit with five stones (pyrenes).[2] Crataegus wattiana var. wattiana has become naturalized in Seattle, in the U.S. state of Washington.[1][3]

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

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

See also

References

  1. 1 2 3 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, Magnoliophyta: Picramniaceae to Rosaceae, Flora of North America North of Mexico, 9, New York, Oxford: Oxford University Press, pp. 514–5
  2. ↑ 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).
  3. ↑ 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, Magnoliophyta: Picramniaceae to Rosaceae, Flora of North America North of Mexico, 9, New York, Oxford: Oxford University Press


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