The flowering plants of South Africa; vol. 3 — John Shaqi
The flowering plants of South Africa; vol. 3Pole Evans, I. B. (Illtyd Buller)
Science
The flowering plants of South Africa; vol. 3
Pole Evans, I. B. (Illtyd Buller)
Plants -- South Africa -- Periodicals; Plants -- South Africa -- Pictorial works -- Periodicals
PLATE 107.--Fig. 1, entire plant much reduced; 2, inflorescence ×
⅔; 3, leaf × ⅔; 4, median longitudinal section of flower; 5, bract;
6, young flower; 7, mature flower with stamens exserted; 8, inner
perianth segment; 9, outer perianth segment.
F.P.S.A., 1923.
[Illustration: _108._
S. Gower del.]
PLATE 108.
PROTEA PITYPHYLLA var. LATIFOLIA.
_Cape Province._
PROTEACEAE. Tribe PROTEAE.
PROTEA, _Linn._; _Benth. et Hook. f. Gen. Plant._ vol. iii. p. 169.
=Protea pityphylla=, _Phill._ var. latifolia, _Phillips_ var. nov.,
a typo foliis latis differt.
The _Protea_ figured on the accompanying plate is readily distinguished
from the species by its flat, linear leaves, and on this character alone
has been described as a variety of _P. pityphylla_, Phill. We are
indebted to Miss L. Guthrie of the Bolus Herbarium for the specimens,
which she received from Mr. de Wet of Ceres. The plant is stated to grow
in the same habitat and to be found associated with _P. pityphylla_ and
_P. Marlothii_. It has the characteristic involucre of the former
species, namely, the long leaf-like appendages from the apices of the
lowermost bracts and also the same pendulous heads. The section of the
genus (§ _Pinifoliæ_), comprising species with narrowly linear, filiform
or needle-shaped leaves, to which this plant belongs is illustrated here
for the first time.
DESCRIPTION:--_Branches_ glabrous. _Leaves_ 5·5-6·5 cm. long, 3 mm.
broad, linear, bluntly apiculate, slightly narrowed to the base,
glabrous. _Head_ sessile, 4·5 cm. long, about 6·5 cm. in diameter,
cernuous. _Involucral-bracts_ 7-8-seriate, glabrous; the outer ovate,
obtuse, sometimes subacuminate, minutely ciliate, the lowermost produced
into long foliaceous appendages resembling the leaves; inner 3·5 cm.
long, 1·3 cm. broad, concave, arching over and exceeding the flowers.
_Perianth-sheath_ 2 cm. long, dilated and 3-keeled below, setulose on
the uppermost portion, otherwise glabrous; lip 5·5 mm. long, 3-toothed,
3-keeled, setulose below; teeth subequal, ·5 mm. long, the middle tooth
smaller than the two lateral. _Filaments_ ·5 mm. long; anthers 3·5 mm.
long, linear, with an ovate fleshy apical gland less than ·5 mm. long.
_Ovary_ covered with long golden hairs; style over 2·5 cm. long, widened
and much compressed at the base, sickle-shaped, glabrous; stigma 4 mm.
long, scarcely swollen at the junction with the style, obtuse. (National
Herb. Pretoria, No. 2586.)
PLATE 108.--Fig. 1, receptacle; 2, unopened flower; 3, flower with
perianth segments separated; 4, base of style showing the flattened
portion.
F.P.S.A., 1923.
[Illustration: _109._
S. Gower del.]
PLATE 109.
TRIASPIS NELSONI.
_Transvaal._
MALPIGHIACEAE. Tribe HIRRAE.
TRIASPIS, _Burch._; _Benth. et Hook. f. Gen. Plant._ vol. i. p. 259.
=Triaspis Nelsoni=, _Oliv. in Hook. Ic. Pl._ t. 1418.
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