Pelargonium whytei Baker
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PELARGONIUM NOTES


Bulletin of Miscellaneous Information, Kew 246 (1897).
Section Myrrhidium

Habit
Decumbent perennial herb, stems up to 1.3 m long, branching, straggling, often reddish, arising from a woody basal region. Internodes up to 13 cm long, vegetative parts, peduncles and pedicels glandular and ±pubescent to almost glabrous, hairs ±patent or ±adpressed on the leaves, glands sessile.


Leaves
Lamina 1.5-5.5 x 1.5-5.0 cm, narrowly ovate to ovate, cordate, tripartite to trifoliolate, with a larger middle section or leaflet, sometimes only shallowly tri-lobed or pinnatifid to pinnatisect, segments or pinnae ±rhombic, almost unlobed to pinnatipartite, margin crenate, hairs scattered, often restricted to the margin and veins. Petiole 2–7(12) cm long, stipules 5-8(10) x 2-5(7) mm, narrowly ovate to very broadly ovate, acute to apiculate, membranous.


Inflorescence
Terminal pseudumbel of 1-4(5) flowers, peduncle 5-9(13) cm long, leaf-opposed or in the axil of the smaller of two apparently opposite leaves. Bracts 4-8, 5.0-8.0 x 1.5-3.0 mm, lanceolate, acute, membranous, pedicel 1-3 mm.


Sepals
Sepals 9-14 x 1-4 mm, narrowly lanceolate to lanceolate, acuminate, glandular and sparsely pubescent, with conspicuous red veins. Hypanthium (5)7-15(20) mm.

Petals
4, pink with red veins, posterior two 9-20 × 3-5.5 mm and anterior two 9-15 x 2-4 mm, all oblanceolate and unguiculate to ±spathulate, the posterior two normally but not always longer than the anterior ones.

Stamens
7 fertile, 5-12(16) mm long, 3 staminodes, 2.5-5(6.5) mm.

Distribution
Ethiopia, Kenya, Malawi, Tanzania, Uganda, Zambia, Zaïre

Synonyms
gallense Chiov.
goetzeanum Engl.


Literature
Geraniaceae, T. Müller. Flora Zambesiaca 2:1. 1963.



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