Pelargonium violiflorum (Sweet) DC.
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Cortusina
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Isopetalum
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Myrrhidium
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Pelargonium
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Prodromus 1 (1824) 652.
Section Hoarea

Habit
Acaulescent geophyte.


Leaves
Lamina 25-120 x 40-100 mm, elliptic or trullate in outline, trifoliolate, pinnate to irregularly bipinnatisect. Juvenile leaves spathulate and simple. Pinnae 20-60 mm long, 3-12 mm wide. Margins entire, adaxially glabrous, abaxially hirsute with long stiff adpressed hairs. Petiole
1-11 cm, erect. Stipules subulate, adnate to petioles for 1/3-2/3 of their length.

Inflorescence
Scape 7-20 cm, branched, with 3-6 pseudo umbels, each with 7-14 flowers. Peduncle 3-8 cm, covered with very long soft hairs interspersed with short glandular hairs, pedicel ~0.5 mm.


Sepals
5, lanceolate, patent. Hypanthium 8-11 mm.

Petals
Petals white, apices recurved during anthesis, posterior spathulate, rounded or emarginate, 7-12 x 2.5-4 mm, anterior spathulate and slightly smaller.

Stamens
5 fertile, concealed in the floral sheath.

Distribution


Habitat

The beautiful landscape 10 km E of Worcester along R60, W Cape Province in early spring. P. violiflorum enjoys the shade of karoo shrubs in the company of P. luteolum, both locally abundant.

Illustration

R. Sweet, Geraniaceae: The Natural Order of Gerania, 1822, Tab. 123 (as Hoarea violaeflora). Another illustration of this species is discussed on the History page.

Synonims
heterolobum (Thunb.) DC.
niveum
(Sweet) Loud.
variifolium
(Eckl. & Zeyh.) Steud.

Literature
E. M. Marais, Taxonomic Studies in Pelargonium, Section Hoarea (Geraniaceae), PhD Thesis, University of Stellenbosch, 1994.


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