James cryptantha. 84
James nailwor . 262
James' dalea. 206
Johnny-jump-up. 249
Kallstroemia parviflora. 51
Krameria lanceolata. 43
Kuhnia eupatorioides var. corymbulosa. 189
Lactuca ludoviciana. 180
Lactuca serriola. 179
Lambert crazyweed. 216
Lamium amplexicaule. 237
Lanceleaf salvia. 242
Lappula redowskii. 82
Lappula texana. 83
Lavenderleaf evening primrose. 17
Lead plant. 271
Lemon beebalm. 233
Lemon painted-cup. 247
Lemon painted-cup. 248
Lemon scurf-pea. 201
Lesquerella gordonii. 27
Lesquerella ovalifolia. 26
Leucelene ericoides. 158
Liatris punctata. 190
Light poppy mallow . 53
Linum pratense. 57
Linum rigidum var. berlandieri. 61
Linum rigidum var. compactum. 59
Linum rigidum var. rigidum . 62
Lippia lanceolata. 245
Lithospermum incisum. 68
Longleaf eriogonum. 114
Longleaf pondweed. 269
Longroot wild-buckwheat. 115
Louisiana lettuce. 180
Low milkvetch. 218
Low stickseed. 82
Lupinus pusillus. 208
Lycopus americanus. 38
Lygodesmia juncea. 181