Pelargonium tomentosum
Synonym: Campylia tomentosum
Taxonomy
Pelargonium sidoides is in the Subgenus Pelargonium campylia (Sweet) DC.
Botany
Erect to decumbent, solitary or sobolliferous subshrubs with short main stems; branches rough due to remains of leaf bases and stipules. Leaves simple, usually greyish, laminae flat to conduplicate. Pseudo-umbels 1-9 flowered. Flowers with 5(4) petals, posterior often with auricled claws. Fertile stamens 5 or 7; two staminodes sometimes slightly to markedly reflexed. The name taken from camplyos (Gr.), meaning curved (some species have curved staminodes). Basic chromosome number is x = 10.
Subgenus Pelargonium campylia
alatum Steud. syn. tricolor Curt.
angustissimum E. Mey. syn. coronopifolium Jacq.
blattarium Jacq. syn. ovale (Burm.f.) L'Herit.
burgerianum J. J. A. van der Walt
caespitosum Turcz.
canum Pers. syn. ovale (Burm.f.) L'Herit.
capillare (Cav.) Willd.
capillare Harv. syn. tricolor Curt.
cardiophyllum (Eckl. & Zeyh.) Harv. syn. setulosum Turcz.
coronopifolium Jacq.
cuneatum Knuth syn. ovale (Burm.f.) L'Herit.
elatum (Sweet) DC. syn. tricolor Curt.
elatum E. Mey. syn. oenotherae (L.f.) Jacq.
elegans (Andr.) Willd.
ellipticum (Thunb.) DC. syn. coronopifolium Jacq.
eriostemon Jacq. syn. ovale (Burm.f.) L'Herit.
gramineum L. Bol. syn. coronopifolium Jacq.
histrio Hoffmgg. syn. tricolor Curt.
incarnatum (L'Herit.) Moench.
leptopodium Bolus syn. capillare (Cav.) Willd.
mahernium L'Herit. syn. capillare (Cav.) Willd.
ocellatum J. J. A. van der Walt, McDonald et van Wyk
oenothera (L.f.) Jacq.
ovale (Burm.f.) L'Herit.
ovale var. ovatum (Burmf. f.) Harv. syn elegans (Andr.) Willd.
ovifolium Salisb. syn. ovale (Burm.f.) L'Herit.
rotundatum Knuth syn. ovale var. dregei Harv.
setiferum (Thunb.) DC. syn. elegans (Andr.) Willd.
setulosum Turcz.
staticaefolium (Eckl. & Zeyh.) Steud. syn. coronopifolium Jacq.
tomentosum L'Herit. syn. ovale (Burm.f.) L'Herit.
trichostemum Jacq. syn. ovale (Burm.f.) L'Herit.
tricolor Curt.
velutinum Hoffmgg. syn. ovale (Burm.f.) L'Herit.
verbasciflorum (Andr.) DC. syn. ovale (Burm.f.) L'Herit.
verbascifolium Steud. syn. ovale (Burm.f.) L'Herit.
veronicaefolium (Eckl. & Zeyh.) Steud. syn. ovale ssp. veronicifolium (Eckl. & Zeyh.) Hugo
violareum Jacq. syn. tricolor Curt.
See S. Afr. J. Bot. 54 (1988) 145-171 for details, revised in S. Afr. J. Bot. 57 (1991) 291-293.