Series ''Populneae'' is a
series within the genus ''
Crataegus
''Crataegus'' (), commonly called hawthorn, quickthorn, thornapple, Voss, E. G. 1985. ''Michigan Flora: A guide to the identification and occurrence of the native and naturalized seed-plants of the state. Part II: Dicots (Saururaceae–Cornacea ...
'' that contains at least eight
species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
of hawthorn trees and shrubs, native to Eastern North America.
Only one species,
''C. populnea'' is widespread.
[
]
Species
The species in the series are:[
* '' Crataegus beata''
* '']Crataegus populnea
''Crataegus populnea'' is a hawthorn native to the northeastern U.S. and southeastern Canada. The flowers have about 10 stamens with red to purple anther
The stamen (plural ''stamina'' or ''stamens'') is the pollen-producing reproductive org ...
''
* '' Crataegus prona''
* '' Crataegus jesupii''
* '' Crataegus levis''
* '' Crataegus delawarensis''
* ''Crataegus aemula
''Crataegus aemula'', the Rome hawthorn, is a species of hawthorn that is common in some parts of Mississippi and Georgia, and also occurs in Alabama
(We dare defend our rights)
, anthem = "Alabama"
, image_map = Alabama in United States. ...
''
* ''Crataegus stolonifera
''Crataegus stolonifera'' is a hawthorn species native to the northeastern U.S. and southeastern Canada.
References
stolonifera
Stolonifera is a suborder of soft corals in the order Alcyonacea. Members of this taxon are characterised by h ...
''
The rare and poorly documented species '' Crataegus haemacarpa'' may also belong to this series.[
]
References
External links
*
Populneae
Flora of Northern America
Plant series
{{Crataegus-stub