Celtis Reticulata
The
Celtis Reticulata is commonly known as
Hackberry,
Netleaf Hackberry,
Palo Blanco,
Sugarberry, as well as
Western Hackberry< Go BackGrowing Regions
Netleaf hackberry grows throughout scattered portions of the Great
Basin, Pacific Northwest, and Southwest [
44]. Its range extends from
southern Nebraska south through central Kansas and Colorado into Texas
and northern Mexico [
46,
63], westward to southern California, and north
through Washington and Oregon into Idaho [
23,
46].
General Information
The scientific name of netleaf hackberry is Celtis
reticulata Torr. [
82]. Netleaf hackberry is a highly variable and
taxonomically confusing species [
41,
63]. Hybridization is
common within the genus Celtis and most species are poorly defined [
23].
Intergrading forms and ecotypic variants are common [
23].
Some authorities consider netleaf hackberry
to be a variant of sugarberry (Celtis laevigata) and still others place
it in synonymy with Douglas hackberry (C. douglasii) [
63,
73]. However,
many taxonomists now regard it as a discrete species [
73].
Netleaf hackberry readily hybridizes with sugarberry and populations
with intermediate characteristics have been reported [
74]. Some
authorities delineate two forms of netleaf hackberry on the basis of
leaf size [
63]. Still others recognize many intergrading forms [
33].
According to Kearney and others [
41], "it is highly probable that more
than one species is included ... as Celtis reticulata, but pending
thorough revision of North American species of Celtis, no other
treatment seems practicable." Biosystematic revision has been suggested
for the tribe Celteae [
23].
Netleaf hackberry grows as an overstory dominant or codominant in a
number of communities, including riparian woodlands of the Southwest and
narrow gallery forests of eastern Washington and west-central Idaho.
Common codominants include live oak (Quercus virginiana), cedar elm
(Ulmus crassifolia), cheatgrass (Bromus tectorum), bluebunch wheatgrass
(Pseudoroegneria spicata), and sand dropseed (Sporobolus cryptandrus).
Published classifications listing netleaf hackberry as a dominant or
indicator in community types (cts), habitat types (hts), or plant
associations (pas) are presented below.
Area Classification Authority
w-c ID grassland and shrubland Tisdale 1986b
hts, cts
w-c ID, e WA riparian cts Miller and Johnson 1986
OK western oak cts Dooley and Collins 1984
OR, ID: Wallowa general veg. pas Johnson and Simon 1987
e WA, n ID steppe hts Daubenmire 1970aMuch of the information presented here is attributed to:
Tirmenstein, D. A. 1990. Celtis reticulata. In: Fire Effects Information System, [Online].
U.S. Department of Agriculture, Forest Service,
Rocky Mountain Research Station, Fire Sciences Laboratory (Producer). Available at USDA Forest Service.
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