Crataegus ser. Pruinosae

Crataegus ser. Pruinosae
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Rosales
Family:	Rosaceae
Genus:	Crataegus
Section:	Crataegus sect. Coccineae
Series:	Crataegus ser. Pruinosae; (Sarg.) Rehder

Series Pruinosae is a series within the genus Crataegus that contains at least six species of hawthorn trees and shrubs, native to Eastern North America. They are similar in some respects to series . They are very thorny, with medium to large leaves, and hard fruit that are usually pinkish in colour.^[1]

Species[]

The principal species in the series are:^[1]

Crataegus pruinosa

The Grand Rapids hawthorn, , collected in the area of Grand Rapids, Michigan until the 1940s, appears to be a hybrid with series .^[1]

References[]

^ ^a ^b ^c ^d Phipps, J.B. (2015), "Crataegus Linnaeus (sect. Coccineae) ser. Pruinosae (Sargent) Rehder, Man. Cult. Trees ed. 2 363. 1940", 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.), Flora of North America North of Mexico, vol. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae, New York, Oxford: Oxford University Press, pp. 571–579 {{citation}}: |volume= has extra text (help)

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[FNAbook-1] Phipps, J.B. (2015), "Crataegus Linnaeus (sect. Coccineae) ser. Pruinosae (Sargent) Rehder, Man. Cult. Trees ed. 2 363. 1940", 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.), Flora of North America North of Mexico, vol. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae, New York, Oxford: Oxford University Press, pp. 571–579 {{citation}}: |volume= has extra text (help)

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