Subsections of Polyactium DC.
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PELARGONIUM NOTES
According to Maggs G. L. et al. (1995a), the section Polyactium is subdivided into four subsections, leaving the following species sectionless: fischeri Engl. (not mentioned in the article), fulgidum (L.) L'Herit. (now Ligularia), havlasae Domin and rodneyanum Lindl. The later two are closely related to other two tuberous Australian species helmsii Carolin and littorale Hügel currently in the section Peristera DC.

Caulescentia Knuth
Underground tubers absent, stems well developed with swollen nodes, petals pale yellow, without markings. See Maggs G. L. et al. (1995b) for details.
Species:
gibbosum (L.) L'Herit.

Polyactium
Peduncle <25 cm, petals pale yellow, stipules ovate to cordiform. See
Maggs G. L. et al. (1999) for details. Species:
anethifolium (Eckl. & Zeyh.) Steud.
lobatum (Burm.f.) L'Herit.
multiradiatum Wendl.
pillansii Salter
pulverulentum Colv. ex Sweet
radulifolium (Eckl. & Zeyh.) Steud.
triste
 (L.) L'Herit.

Magnistipulacea Knuth
Peduncle 40-80 cm, petals pink, yellow or white, unmarked, stipules subulate.
Species:
luridum (Andr.) Sweet
schlechteri R. Knuth

Schizopetala Knuth
Peduncle <50 cm, petals forked into fimbriate segments, pale yellow to almost black, sometimes veined, not marked. Stipules subulate.
Species:
amatymbicum (Eckl. & Zeyh.) Harv.
bowkeri Harv.
caffrum (Eckl. & Zeyh.) Harv.
schizopetalum Sweet
woodii N. E. Br.



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