Plants

Sphenopus ehrenbergii

Sphenopus syrticus

Sphenostemon comptonii

Sphenostemon lobosporus

Sphenostemon oppositifolius

Sphenostemon papuanus

Sphenostemon thibaudii

Sphenostemon tireliae

Sphenostemon tirelii

Sphenotheca incurva

Sphinctanthus acutilobus

Sphinctanthus aurantiacus

Sphinctanthus fluvii-dulcis

Sphinctanthus insignis

Sphinctanthus maculatus

Sphinctanthus microphyllus

Sphinctanthus polycarpus

Sphinctanthus striiflorus

Spigelia amazonica

Spigelia amplexicaulis

Spigelia andersonii

Spigelia andina

Pink Weed

Spigelia anthelmia

Spigelia asperifolia

Spigelia ayotzinapensis

Spigelia beyrichiana

Spigelia catarinensis

Spigelia chiapensis

Spigelia chocoensis

Spigelia cipoensis

Spigelia colimensis

Spigelia cremnophila

Spigelia elsieana

Spigelia faveolata

Spigelia flava

Spigelia flemmingiana