Children (111 direct children, 117 direct and indirect children):
Spigelia genuflexa
Spigelia gentianoides
(tree size 2)
Purpleflower pinkroot
Spigelia marilandica
Woodland pinkroot
Spigelia anthelmia
(tree size 1)
West indian pinkroot
Spigelia speciosa
Spigelia breviflora
Spigelia splendens
Spigelia caaguazuensis
Spigelia longiflora
Spigelia stenocardia
Spigelia carnosa
Spigelia stenophylla
Spigelia tetraptera
Spigelia catarinensis
Spigelia texana
Texas pinkroot
Spigelia chiapensis
Spigelia macrophylla
Spigelia trispicata
Spigelia dolichostachya
Spigelia valenzuelae
Spigelia dusenii
Spigelia vestita
Spigelia flemmingiana
Spigelia martiana
Spigelia guianensis
Spigelia hamelioides
Spigelia nicotianiflora
Spigelia hatschbachii
Spigelia hedyotidea
Prairie pinkroot
Spigelia hurleyi
Spigelia olfersiana
Spigelia amazonica
Spigelia insignis
Spigelia andina
Spigelia kleinii
Spigelia loganioides
Florida pinkroot
Spigelia paraguayensis
Spigelia beccabungoides
Spigelia blanchetiana
(tree size 1)
Spigelia pedunculata
Spigelia polystachya
Spigelia pusilla
Spigelia pygmaea
Spigelia riedeliana
Spigelia rojasiana
Spigelia scabra
Spigelia scabrella
Spigelia schlechtendaliana
Spigelia sellowiana
Spigelia amambaiensis
Spigelia ambigua
Spigelia chocoensis
Spigelia amplexicaulis
Spigelia cipoensis
Spigelia cremnophila
Spigelia andersonii
Spigelia coelostylioides
Spigelia gracilis
Spigelia colimensis
Spigelia elsieana
Spigelia coulteriana
Spigelia flava
Spigelia flemingiana
Spigelia asperifolia
Spigelia aceifolia
Spigelia linarioides
Spigelia hirtula
Spigelia petiolata
Spigelia fontellae
Spigelia pulchella
Spigelia alabamensis
Spigelia humboldtiana
(tree size 1)
Spigelia beyrichiana
Spigelia queretarensis
Spigelia heliotropoides
Spigelia luciatlantica
Spigelia ramosa
Spigelia herzogiana
Spigelia glabrata
Spigelia lundiana
Spigelia brachystachya
Spigelia riparia
Spigelia kuhlmannii
Spigelia rondoniensis
Spigelia laurina
Spigelia megapotamica
Spigelia cascatensis
Spigelia leiocarpa
Spigelia nana
Spigelia schultesii
Spigelia novogranatensis
Spigelia sordida
Spigelia spartioides
Spigelia palmeri
Spigelia sphagnicola
Spigelia faveolata
Spigelia chamaedryoides
Spigelia domingensis
Spigelia sessilifolia
Spigelia alborubra
Spigelia ayotzinapensis
Spigelia mocinoi
Spigelia xochiquetzalliana
Spigelia guerrerensis
Spigelia spruceana
Spigelia sect. faveolatae
Spigelia sect. coelostylis
Spigelia sect. coriaceifoliae
Spigelia subg. pseudospigelia
Spigelia multispica
(tree size 1)
Spigelia elbakyanii