Louisiana State University, Shirley C. Tucker Herbarium (LSU:Vascular Plants)
LSU00122080
385b9890-27a5-11e3-8d47-005056be0003
GUIS 72464
GUIS-00660
134147
Sonchus asper (L.) Hill
Asteraceae
spiny sowthistle
Stephanie M. Gunn-Zumo
SRI-162
2007-05-24
2007-5-24
Diane M. Ferguson
United States, Florida, Escambia, Gulf Islands National Seashore, Santa Rosa Island Unit: Coastal intradunal swales along edges of dead slash pine flatwoods along north shore near eastern boundary of unit.
30.3736 -86.9242
UTM: Zone 16, 507286 Em, 3360188 Nm
Coastal intradunal swales along edges of dead slash pine flatwoods. Soil characteristics: Corolla-Duckston sands, gently undulating, flooded (3)-very deep, somewhat poorly drained Corolla soil and poorly drained Duckston soil found in gently undulating areas of low dunes and swales in coastal lowlands. Associated plant species: Cynodon dactylon, Gamochaeta purpurea, Persicaria hydropiperoides, Rhynchospora fascicularis, Eupatorium mohrii, Polygala brevifolia, Polygala polygama, Polygala lutea, Eupatorium serotinum, Spartina patens, Vigna luteola, Centella erecta, Fuirena scirpoidea, Baccharis halimifolia. Abundant.