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Holotype of Olax obtusifolia De Wild. [family OLACACEAE]
Verdick E., #156
1899-10-01
Specimens
Congo, the Democratic Republic of the
Holotype of Olax obtusifolia De Wild. [family OLACACEAE] (stored under name)
Olax obtusifolia De Wild. [family OLACACEAE]
FZ, Vol 2, Part 1, page 328, (1963) Author: J. G. Garcia
Royal Botanic Gardens, Kew (K)
Reference Sources
Shrub or small tree up to 6 m. tall. Young shoots rust colour, rugulose; bark later exfoliating. Leaves very shortly stalked; lamina 4–8 × 2–4 cm., ovate-lanceolate, blunt or subacute at the apex, rounded or obtuse at the base, dull, light green, chartaceous; midrib somewhat conspicuous above, prominent below; lateral nerves 6–10 pairs, very slightly raised on both surfaces; petiole up to 1 mm. long. Flowers in solitary or fasciculate racemes 1–3 cm. long; bracts shorter than the 1–2 mm. long pedicels, rarely longer, sometimes foliaceous, caducous; buds broadly clavate, 6–9 mm. long. Calyx short, cupuliform, accrescent. Petals 3, 7–10 mm. long, spathulate, apiculate inside at the top, yellowish or greenish-white. Stamens 3; anthers 1·5–2·5 mm. long, yellow; staminodes 5–6; anther-thecae 2–3 mm. long, undulate, white. Ovary gradually attenuate upwards; style 2–4 mm. long, capitate. Fruit up to 2–5 cm. in diam., globose, drupaceous, yellow-orange, with a very large stone.
OLAX obtusifolia De Wild. [family OLACACEAE]
Flora of Tropical East Africa, page 1, (1968) Author: G. Ll. Lucas
Royal Botanic Gardens, Kew (K)
Reference Sources
DISTR. T3, 6–8
Trees or shrubs up to 15 m. high; young branches deep green when young, rusty-brown and ± channelled when mature. Petiole 1–3 mm. long; leaf-blade glabrous, grey-green above at maturity, ovate-lanceolate, 4–9 cm. long, 2–4 cm. wide, rounded to subacute at apex, cuneate to rounded at the base; midrib prominent beneath, ± conspicuous above; secondary veins (6–)7–10 pairs, slightly raised beneath. Inflorescence of single or fasciculate racemes up to 3 cm. long; bracts small, oblanceolate, caducous, rarely foliaceous; pedicels 1–2.5 mm. long; buds clavate, up to 9 mm. long. Flowers white, cream or greenish. Calyx cupuliform, accrescent, 1.5–2 mm. in diameter. Petals 3, spathulate, 7–11 mm. long, ± recurved at maturity. Fertile stamens 3; filaments adnate to petals; anthers 1.5–2.5 mm. long, yellow. Staminodes 5–6; anthers elongate, 2–3 mm. long, white, bifurcate at base. Ovary conical; style up to 5 mm. long; stigma capitate, 3-lobed. Fruit a globose drupe, 1–2.5 cm. in diameter, orange when ripe; accrescent calyx up to 5 mm. in diameter. Seed woody, large, ± 1 cm. in diameter. Fig. 3/1–4, p. 8.
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