North America, Descriptors, Cultivation, North American Prairie, Wakehurst Place, Parthenium integrifolium, Asteraceae, Prariries, Propagation, Taxonomy, and Compositae

Taxonomy, Phenology, Descriptors, Conservation status, Habitats, Etymology, Cultivation, Tropaeolum pentaphyllum Lam. subsp. megapetalum, and Geographical distribution

Descriptors, Diploid hybrid species, Cultivation, Senecio squalidus, and Plant history

Klasea cerinthifolia, Descriptors, Cultivation, Taxonomy, Plant history, and Propagation

Conservation status, Descriptors, Pests and diseases, Cultivation, Inula rhizocephala, and Propagation

Conservation status, Tanacetum densum, Descriptors, Habitats, Cultivation, and Taxonomy

Phenology, Geographical distribution, Descriptors, Habitats, Launaea cervicornis, Etymology, Cultivation, and Taxonomy

Cultivars, Plantaginaceae, Cultivation, Taxonomy, Veronica peduncularis, and Propagation