Native Plants
Alternanthera philoxeroides
Alternanthera philoxeroides (Mart.) Griseb.
()
USDA Symbol: ALPHUSDA Native Status: L48 (I), PR (I)
Specimen & Label Data
Alternanthera philoxeroides
Alligator-Weed
Amaranthaceae
Location: W edge if Salado Creek, just S of low water crossing beside Austin Hwy bridge, San Antonio.Latitude: 0.000000
Habitat: In shallow, slow moving, fresh water; frequently submerged.
Description: Palustrine perennial, erect, single stalked, stoloniferous. Leaves linear, opposite, to 7 cm long, about 5 times as long as wide; acute apically, narrowed to a nearly sessile base. Infloresence pedunculate (to 5 cm), axillary/terminal, sub-globose; flowers sessile, perianth silvery-white.
County: Bexar
Collector: Harry Cliffe
Collection Date: May 20, 194
Specimen number: 598
Herbarium Owner: NPSOT
Herbarium ID: 0884
Accession Date: Aug 23, 1994
Accession Number: 66
Annotations: SCXRB (In flower)