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- ›Spermacoceae
False Buttonweeds
Spermacoce
Spermacoce or false buttonweed is a genus of flowering plants in the Rubiaceae family. It comprises about 275 species found throughout the tropics and subtropics. Its highest diversity is found in the Americas, followed by Africa, Australia and Asia.
60 branches of this genus, most-observed first
shrubby false buttonweed
speciesSpermacoce verticillata
Woodland false buttonweed
speciesSpermacoce remota
oval-leaf false-buttonweed
speciesSpermacoce latifolia
Smooth False Buttonweed
speciesSpermacoce glabra
Jointed Buttonweed
speciesSpermacoce articularis
Pacific False Buttonweed
speciesSpermacoce exilis
Slender buttonweed
speciesSpermacoce ocymifolia
Spermacoce dasycephala
speciesSpermacoce dasycephala
stiff-leafed spermacoce
speciesSpermacoce brachystema
Prostrate False Buttonweed
speciesSpermacoce prostrata
Everglades Key False Buttonweed
speciesSpermacoce neoterminalis
Spermacoce capitata
speciesSpermacoce capitata
Spermacoce natalensis
speciesSpermacoce natalensis
buttonweed
speciesSpermacoce senensis
Spermacoce alata
speciesSpermacoce alata
Spermacoce pusilla
speciesSpermacoce pusilla
Spermacoce filifolia
speciesSpermacoce filifolia
Spermacoce dibrachiata
speciesSpermacoce dibrachiata
river false buttonweed
speciesSpermacoce confusa
Basil-like Button Weed
speciesSpermacoce ocymoides
Spermacoce stenophylla
speciesSpermacoce stenophylla
Spermacoce stachydea
speciesSpermacoce stachydea
Spermacoce densiflora
speciesSpermacoce densiflora
Spermacoce divaricata
speciesSpermacoce divaricata
Spermacoce riparia
speciesSpermacoce riparia
Shaggy Buttonweed
speciesSpermacoce hispida
Spermacoce orinocensis
speciesSpermacoce orinocensis
Spermacoce scabiosoides
speciesSpermacoce scabiosoides
Spermacoce suaveolens
speciesSpermacoce suaveolens
Spermacoce radiata
speciesSpermacoce radiata
Spermacoce tenuior
speciesSpermacoce tenuior
Spermacoce eryngioides
speciesSpermacoce eryngioides
Spermacoce dussii
speciesSpermacoce dussii
Spermacoce neohispida
speciesSpermacoce neohispida
Spermacoce tenella
speciesSpermacoce tenella
Spermacoce poaya
speciesSpermacoce poaya
Spermacoce chartensis
speciesSpermacoce chartensis
Spermacoce leptoloba
speciesSpermacoce leptoloba
Spermacoce princeae
speciesSpermacoce princeae
Spermacoce keyensis
speciesSpermacoce keyensis
Spermacoce chaetocephala
speciesSpermacoce chaetocephala
Spermacoce xanthophylla
speciesSpermacoce xanthophylla
Spermacoce affinis
speciesSpermacoce affinis
Spermacoce tetraquetra
speciesSpermacoce tetraquetra
Spermacoce multicaulis
speciesSpermacoce multicaulis
Spermacoce brownii
speciesSpermacoce brownii
Spermacoce calliantha
speciesSpermacoce calliantha
Spermacoce hyssopifolia
speciesSpermacoce hyssopifolia
Spermacoce nesiotica
speciesSpermacoce nesiotica
Spermacoce papuana
speciesSpermacoce papuana
Spermacoce subvulgata
speciesSpermacoce subvulgata
Spermacoce occidentalis
speciesSpermacoce occidentalis
Spermacoce octodon
speciesSpermacoce octodon
Spermacoce ovalifolia
speciesSpermacoce ovalifolia
Spermacoce gibba
speciesSpermacoce gibba
Spermacoce schumannii
speciesSpermacoce schumannii
Spermacoce ruelliae
speciesSpermacoce ruelliae
Spermacoce jacobsonii
speciesSpermacoce jacobsonii
Spermacoce ostenii
speciesSpermacoce ostenii
Spermacoce brittonii
speciesSpermacoce brittonii
Where it lives
Recorded sightings
—
geo-referenced records in GBIF, from museums, herbaria and field observers.
Drag the globe to turn it. Dots are where records exist, not a range map; darker means more records.
In the stacks
Searching the stacks…
Every page naming Spermacoce in the Biodiversity Heritage Library →
This page is assembled live from iNaturalist, GBIF, Wikipedia, the Source Library and the Internet Archive. It is not yet part of the hand-edited codex. iNaturalist taxon 131832.