Natural Sciences Faculty, University of Tulsa, Tulsa, Oklahoma
The following austroriparian plants, none of which occurs in the
Gulf Coastal Plain (Mississippi Biotic District) of Oklahoma,
are presently alive outdoors at Tulsa after the survival time
indicated: Persea borbonia (L.) Spring. Source: Big Thicket near
Coldspring, San Jacinto Co., Texas. Blooms and sets seed each
year. Nine years. Torreya taxifolia Arn. Source: East bank of
Appalachicola River near Chattahoochee, Gadsden Co., Florida.
Three years. Illicium floridanum Ellis. Source: Southeastern
Mississippi between Wiggins and Lucedale. Bloomed spring of 1975
but did not set fruit. Three years. Osmanthus americanus (L.)
Gray. Source: East bank of Appalachicola River near Torreya
State Park, Liberty Co., Florida. Three years. Cyrilla
racemiflora L. Source: East bank of Perdido River, U.S. Hwy. 90,
Escambia Co., Florida. Three years. Lycium carolinianum Walt.
Source: grown from seed collected at Cameron, Cameron Co.,
Louisiana. Blooms each year in l