Argythamnia

Silverbushes
	Argythamnia serrata
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Malpighiales
Family:	Euphorbiaceae
Subfamily:	Acalyphoideae
Tribe:	Chrozophoreae
Subtribe:	Ditaxinae
Genus:	Argythamnia; P.Browne
Synonyms
	Argithamnia Sw. spelling variation; Argothamnia Spreng. spelling variation; Argyrothamnia Müll.Arg. spelling variation; Argytamnia Duchesne spelling variation; Aphora Nutt.; Ditaxis Vahl ex A.Juss.; Odotalon Raf.; Paxia Herter; Paxiuscula Herter; Serophyton Benth.; Stenonia Didr.;

Argythamnia is a genus of flowering plants of the family Euphorbiaceae. They are known commonly as silverbushes. The genus includes 66 species native to the Americas, ranging from the southwestern and south-central United States through Mexico, Central America, the Caribbean, and South America to southern Argentina.^[2]

The genus was described by Patrick Browne in 1756.^[3]

Species

66 species are accepted as of May 2026.^[2] There have been many changes in classification the past several years.

Argythamnia acaulis (Herter) J.W.Ingram
Argythamnia acutangula Croizat – Colombia
Argythamnia adenophora A.Gray
Argythamnia alcalina J.Külkamp
Argythamnia aphoroides Müll.Arg.
Argythamnia argentea Millsp. – South Caicos
Argythamnia argothamnoides (Bertol. ex Spreng.) J.W.Ingram
Argythamnia argyaea Cory – Texas
Argythamnia arlynniana J.W.Ingram
Argythamnia brandegeei Millsp.
Argythamnia breviramea Müll.Arg.
Argythamnia calycina Müll.Arg.
Argythamnia candicans Sw. – West Indies
Argythamnia claryana Jeps.
Argythamnia coatepensis (Brandegee) Croizat – Veracruz and Puebla
Argythamnia cubensis Britton & P.Wilson – Cuba
Argythamnia cuneifolia (Pax & K.Hoffm.) J.W.Ingram
Argythamnia cyanophylla (Wooton & Standl.) J.W.Ingram
Argythamnia depressa (Greenm.) J.W.Ingram
Argythamnia desertorum Müll.Arg.
Argythamnia dioica (Kunth) Müll.Arg.
Argythamnia ecdyomena J.W.Ingram – Alta Verapaz
Argythamnia erubescens J.R.Johnst.
Argythamnia estacionalis M.M.Ornelas & J.Külkamp
Argythamnia fasciculata (Vahl ex A.Juss.) Müll.Arg.
Argythamnia grazielae (J.Külkamp) J.Külkamp & Riina
Argythamnia guatemalensis Müll.Arg.
Argythamnia haitiensis (Urb.) J.W.Ingram
Argythamnia haplostigma Pax & K.Hoffm. – Roatán
Argythamnia heterantha (Zucc.) Müll.Arg.
Argythamnia heteropilosa J.W.Ingram – Cuba
Argythamnia humilis (Engelm. & A.Gray) Müll.Arg.
Argythamnia illimaniensis Müll.Arg.
Argythamnia ingramii Ram.-Amezcua & V.W.Steinm.
Argythamnia jablonszkyana (Pax & K.Hoffm.) J.W.Ingram
Argythamnia katharinae (Pax) Croizat
Argythamnia lanceolata (Benth.) Müll.Arg.
Argythamnia lottiae J.W.Ingram – Jalisco
Argythamnia lucayana Millsp. – Bahamas, Turks & Caicos
Argythamnia lundellii J.W.Ingram – Yucatán Peninsula
Argythamnia macrantha (Pax & K.Hoffm.) Croizat
Argythamnia macrobotrys (Pax & K.Hoffm.) J.W.Ingram
Argythamnia malpighiacea Ule
Argythamnia malpighipila (Hicken) J.W.Ingram
Argythamnia manzanilloana Rose
Argythamnia mercurialina (Nutt.) Müll.Arg.
Argythamnia microphylla Pax – Camagüey
Argythamnia montevidensis (Didr.) Müll.Arg.
Argythamnia moorei J.W.Ingram – Guerrero
Argythamnia oblongifolia Urb. – Hispaniola
Argythamnia pilosissima (Benth.) Müll.Arg.
Argythamnia polygama (Jacq.) Kuntze
Argythamnia pringlei Greenm.
Argythamnia proctorii J.W.Ingram – Grand Cayman
Argythamnia purpurascens S.Moore
Argythamnia salina (Pax & K.Hoffm.) J.W.Ingram
Argythamnia sellowiana (Pax & K.Hoffm.) J.W.Ingram
Argythamnia sericea Griseb. – Bahamas, Turks & Caicos
Argythamnia serrata (Torr.) Müll.Arg.
Argythamnia silviae Ram.-Amezcua & V.W.Steinm.
Argythamnia simoniana (Casar.) Müll.Arg.
Argythamnia simulans J.W.Ingram
Argythamnia sitiens (Brandegee) J.W.Ingram – Veracruz
Argythamnia stahlii Urb. – Puerto Rico, Virgin Islands
Argythamnia tinctoria Millsp. – Veracruz, Yucatán, Guatemala, Honduras
Argythamnia wheeleri J.W.Ingram – Yucatán

formerly placed here

Moved to other genera (Caperonia, Chiropetalum, Croton, Philyra, and Speranskia)^[4]

A. acalyphifolia - Caperonia acalyphifolia
A. aculeolata - Caperonia aculeolata
A. angustissima - Caperonia angustissima
A. anisotricha - Chiropetalum anisotrichum
A. argentinensis - Chiropetalum argentinense
A. astroplethos - Chiropetalum astroplethos
A. bahiensis - Caperonia bahiensis
A. berteroana - Chiropetalum berteroanum
A. boliviensis - Chiropetalum boliviense
A. brasiliensis - Philyra brasiliensis
A. buettneriacea - Caperonia buettneriacea
A. canescens - Chiropetalum canescens
A. cantonensis - Speranskia cantonensis
A. castaneifolia - Caperonia castaneifolia
A. corchorodes - Caperonia corchoroides
A. cordata - Caperonia cordata
A. cremnophila - Chiropetalum cremnophilum
A. foliosa - Chiropetalum foliosum
A. grisea - Chiropetalum griseum
A. gymnadenia - Chiropetalum gymnadenium
A. herbacea - Croton monanthogynus
A. heteropetala - Caperonia heteropetala
A. heteropetalodes - Caperonia heteropetala
A. hochstetteri - Caperonia serrata
A. intermedia - Chiropetalum intermedium
A. langsdorffii - Caperonia langsdorffii
A. linearifolia - Caperonia linearifolia
A. lineata - Chiropetalum tricoccum
A. mollis - Chiropetalum molle
A. muellerargoviana - Caperonia gardneri
A. multicostata - Caperonia multicostata
A. paludosa - Caperonia castaneifolia
A. palustris - Caperonia palustris
A. pavoniana - Chiropetalum pavonianum
A. phalacradenia - Chiropetalum phalacradenium
A. pilosistyla - Chiropetalum pilosistylum
A. quinquecuspidata - Chiropetalum quinquecuspidatum
A. ramboi - Chiropetalum ramboi
A. regnellii - Caperonia regnellii
A. ruiziana - Chiropetalum ruizianum
A. rutenbergii - Caperonia rutenbergii
A. schiedeana - Chiropetalum schiedeanum
A. senegalensis - Caperonia serrata
A. sponiella - Chiropetalum canescens
A. stenophylla - Caperonia stenophylla
A. triandra - Chiropetalum boliviense
A. tricocca - Chiropetalum tricoccum
A. tricuspidata - Chiropetalum tricuspidatum
A. tuberculata - Speranskia tuberculata

References

↑ Kew World Checklist of Selected Plant Families
1 2 3 "Argythamnia P.Browne". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 14 May 2026.
↑ Browne, Patrick. 1756. Civil and Natural History of Jamaica in Three Parts 338–339 descriptions in Latin, discussion in English
↑ "World Checklist of Selected Plant Families". The Board of Trustees of the Royal Botanic Gardens, Kew. Retrieved 27 September 2014.

This Acalyphoideae-related article is a stub. You can help Wikipedia by adding missing information.

[1] Kew World Checklist of Selected Plant Families

[powo-2] 1 2 3 "Argythamnia P.Browne". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 14 May 2026.

[3] Browne, Patrick. 1756. Civil and Natural History of Jamaica in Three Parts 338–339 descriptions in Latin, discussion in English

[WCSP-4] "World Checklist of Selected Plant Families". The Board of Trustees of the Royal Botanic Gardens, Kew. Retrieved 27 September 2014.

[1]

[2]

[3]

[4]

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Argythamnia

Species

formerly placed here

References

Silverbushes

Argythamnia serrata
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Malpighiales
Family:	Euphorbiaceae
Subfamily:	Acalyphoideae
Tribe:	Chrozophoreae
Subtribe:	Ditaxinae
Genus:	Argythamnia P.Browne
Synonyms^[1]^[2]
Argithamnia Sw. spelling variation Argothamnia Spreng. spelling variation Argyrothamnia Müll.Arg. spelling variation Argytamnia Duchesne spelling variation Aphora Nutt. Ditaxis Vahl ex A.Juss. Odotalon Raf. Paxia Herter Paxiuscula Herter Serophyton Benth. Stenonia Didr.