Pelargonium grenvilleae (Andr.) Harv.
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Campylia
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Ciconium
Cortusina
Glaucophyllum
Hoarea
Isopetalum
Jenkinsonia
Ligularia
Myrrhidium
Otidia
Pelargonium
Peristera
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PELARGONIUM NOTES
Flora Capensis 1 (1860) 265.
Section Hoarea

Habit

Deciduous geophyte, 70-150 mm tall when in flower, tuber turnip-shaped, occasionally with more than one growing point.



Leaves
Lamina greyish green,
simple, ovate or widely ovate, base cuneate or truncate, apex obtuse or rounded, margin crenulate, 18-40(-60) x 15-35(-45) mm, adaxially and abaxially covered with long and short glandular hairs, sometimes interspersed with patent non-glandular hairs. Petiole 13-50 mm long, prostrate, covered with glandular harirs. Stipules subulate, adnate to petioles for almost their total length.


Inflorescence
Scape, usually unbranched, presudo-umbels 10-28-flowered. Peduncles covered with glandular hairs. Pedicel 1-4(-10) mm.


Sepals
5, lanceolate, apices acute, 7.5-10 x 1-3 mm, posterior one erect, others reflexed, green, margins membraneous. Hypanthium 25-40 mm, curved, green, densely covered with glandular hairs. 

Petals
5, cream-coloured, with dark pink markings on the claws, claws patent during anthesis, forming a floral sheath, apices recurved. Posterior two petals unguiculate-obcordate, claws curved, apices emarginate, 14-19 x 5-9 mm, anterior three obovate, bases narrowly cuneate, apices rounded, 12-15 x 3.5-6 mm.


Stamens
5 fertile, posterior one 6-9 mm, lateral two 7-10 mm, anterior two 7-12 mm long, free filaments dark pink. 

Distribution

P. grenvilleae is a Namaqualand species distributed between Steinkopf and Kamiesberg, growing in sand or loam, often under shrubs. It flowers in September and October.

Synonyms
conspicuum G. Don.

Literature
Marais E. M. (1997).

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