Louisiana State University, Shirley C. Tucker Herbarium (LSU:Vascular Plants)
LSU00122489
38881032-27a5-11e3-8d47-005056be0003
GUIS M 3576
GUIS-M-00126
134180
Sonchus asper (L.) Hill
Asteraceae
spiny sowthistle
Stephanie M. Gunn-Zumo
PB-145
2007-05-10
2007-5-10
Diane M. Ferguson
United States, Mississippi, Jackson, Gulf Islands National Seashore, Petit Bois Island. Mid-point of slash pine flatwoods running east/west (mostly dead standing trees killed from Hurricane Katrina storm surge) near midisland bordered on the north and south by marsh.
30.206 -88.4268
UTM: Zone 16, 362665 Em, 3342471 Nm
Soil characteristics: Duckston sand, 0 to 2 percent slope (365) poorly drained sands in shallow depressions between coastal dunes and on nearly level flats between dunes and marshes. Associate plant species: Pinus elliottii, Ilex vomitoria, Baccharis halimifolia, Solidago sempervirens ssp. mexicana, Coreopsis grandiflora, Smilax auriculata, Panicum repens, Hypericum hypericoides, Lepidium virginicum, Crotalaria rotundifolia, Rubus trivialis, Chamaecrista fasciculata, Ambrosia artemisiifolia. Abundant.