The flowering plants of South Africa; vol. 4Pole Evans, I. B. (Illtyd Buller)
Science
The flowering plants of South Africa; vol. 4
Pole Evans, I. B. (Illtyd Buller)
Plants -- South Africa -- Periodicals; Plants -- South Africa -- Pictorial works -- Periodicals
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It is the first occasion that we figure a species of one of the most
beautiful of South African genera, namely _Nerine_. _N. sarniensis_,
known as the “Guernsey Lily,” and to mountaineers in the Cape as the
“Nerina,” ranks with _Disa uniflora_ as one of the floral beauties of
Table Mountain. The species illustrated, while it does not equal its
Cape congener in the size of its flowers, is a charming little plant
when seen growing. It differs from the closely allied genus _Hessea_
(see Plate 43) in having dorsifixed instead of basifixed anthers, and
belongs to a small group of species in the genus _Nerine_ which have the
anthers appendiculate at the base. The species has been successfully
grown in the National Botanic Gardens at Kirstenbosch, near Cape Town,
and was described by Mrs. L. Bolus from specimens which flowered at
Kirstenbosch. Our plate was prepared from specimens which flowered at
the Division of Botany, Pretoria. The plant figured differs from the
description in not having two of the lobes of the staminal cup longer
than the others, but Mrs. Bolus, who kindly examined our specimens,
agrees that it is _N. Frithii_.
DESCRIPTION:--_Bulb_ 2 cm. long, 1·7 cm. in diameter, ovoid-globose.
_Leaves_ present with the flowers, very often only two, up to 15 cm.
long, 1 to 1·5 mm. broad, subfiliform, channelled above. _Inflorescence_
an umbel of 5 to 7 flowers. _Peduncle_ up to 20 cm. long, terete.
_Spathe-valves_ 2·5 to 3 cm. long, oblong, long-attenuate. _Pedicels_ up
to 3 cm. long. _Floral-bracts_ 1 to 1·5 cm. long, thread-like,
membranous. _Perianth-segments_ spreading, at length recurved, 1.5 cm.
long, 4 mm. broad, linear, acute, with undulate margins. _Stamens_
declinate; filaments 0.35 to 6 mm. long, appendiculate at the base
forming a cup 3 cm. long, somewhat lacerated above, with two lobes
usually much exceeding the others; anthers 4 mm. long. _Ovary_ obovate,
with 2 ovules in each loculus. _Capsule_ globose, 8 mm. in diameter.
(National Herb. Pretoria, No. 2746.)
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PLATE 132.--Fig. 1, median longitudinal section of flower; Fig. 2, cross
section of leaf; Fig. 3, a single perianth-segment; Fig. 4, a stamen,
showing position of appendage at the base; Fig. 5, anther; Fig. 6,
fruit, showing cup formed of staminal appendages; Fig. 7, tip of style;
Fig. 8, fruit.
F.P.S.A., 1924.
[Illustration: _133._]
PLATE 133.
PROTEA ROUPPELLIAE.
_Orange Free State, Transvaal, Swaziland, Cape Province,
Natal._
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PROTEACEAE. Tribe PROTEAE.
PROTEA, _Linn._; _Benth. et Hook. f. Gen. Plant_. vol. iii. p. 169.
* * * * *
=Protea Rouppelliae=, _Meisn. in DC. Prodr._ vol. xiv. p. 237; _Fl. Cap._
vol. v. sect. i. p. 573.
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