Grewia bicolor
Click on each image to see a larger version and details of the record
Image 1
Habit
21 Dec 2008
Image 2
Flowers and leaves
21 Dec 2008
Image 3
Underside of leaves
21 Dec 2008
Image 4
Leaves and flowers
21 Dec 2008
Image 5
Top and bottom of leaves
21 Dec 2008
Image 6
Stem
19 Dec 2007
| Family: | Tiliaceae |
| Full name: | Grewia bicolor Juss. |
| ID status: | Fairly certain |
| Afrikaans common name(s): | Wit rosyntjie, Basterrosyntjie |
| English common name(s): | Brandy bush, Two-coloured raisin-bush, White-leaved raisin, False brandy bush |
| Synonym(s): | Grewia bicolor Juss. var. bicolor Grewia disticha Dinter & Burret (1910) Grewia kwebensis N.E.Br. (1909) Grewia miniata Mast. ex Hiern Grewia heterophylla A.Rich. (1847) Grewia cinerea A.Rich. (1847) Grewia discolor Fresen. (1837) Grewia pallida Hochst. ex A.Rich. (1847) Grewia grisea N.E.Br. (1909) Grewia mossambicensis Burret (1910) Grewia madandensis J.R.Drumm. ex Baker f. (1911) |
| Status: | Native |
| Description: | Yellow flowers. Mostly a multi-stemmed shrub, occasionally a small tree. Bark dark grey and deeply fissured, peeling away in strips; young branches velvety. Leaves elliptic-oblong to lanceolate, up to 7 x 2 cm, 3-veined from the base, dull green above, silvery-white hairy below; margin finely toothed. Flowers yellow, 1.5 cm in diameter, in axillary heads, often in profusion. Fruit spherical or 2-lobed, each lobe c. 6 mm in diameter, reddish-brown, edible. (from Flora of Zimbabwe website) Shrub up to 3 m high, densely branched; young branches cylindrical, dark grey to purple, glabrous to puberulous with many lenticels. Leaves green and glabrous above, whitish to grey tomentose with short hairs below; blade elliptic to lanceolate, 1.5–12.5 x 1–6 cm, acute to obtuse at the apex, rounded to slightly asymmetrical at the base, with regularly crenate margin. Inflorescences 1–3 together, 2–3.5 cm long, each 2–3-flowered; peduncle 5–8(–13) mm long; pedicel 4–10 mm long. Sepals 9–11 mm long. Petals yellow, obovate, 6–7 mm long, without developed claws. Ovary 2-celled with 4–5 ovules in each cell; style with 4 broad stigma-lobes. Fruit 2-lobed or unlobed by abortion, each lobe 6–7 mm in diam., glabrous or with long scattered hairs when young; stone reticulate. (from JSTOR website / Flora Somalia) Shrub or occasionally a moderate sized tree up to 9 m tall; in large specimens the bark is dark grey, deeply fissured longitudinally and exfoliates in long strips, in smaller specimens the bark is grey and smooth; young branches grey or brown tomentellous. Leaf-blade 15-70 x 13-20 mm, elliptic, elliptic-oblong or lanceolate, acute or rounded at the apex, rounded, subcordate or broadly cu-neate at the base, margins finely serrate, sometimes almost entire, glabrous and green to very shortly greenish tomentellous above, shortly and densely white tomentose below; petiole about 2 mm, rarely up to 4 mm; stipules about 6 mm long, linear or subulate, grey or brownish tomentellous. Inflorescences all axillary; peduncles 5-10 mm long, brownish or grey tomentellous; pedicels similar, 2-3 together, 3-10 mm long; bracts similar to the stipules, about 4 mm long, caducous. Buds oblong-ovoid. Sepals up to 12 mm long, linear-oblong or spathulate-oblong, slightly hooded at the apex, grey or brownish green tomentellous outside, yellow and glabrous inside. Petals bright yellow, 2/3-3/4 the length of the sepals, linear-oblong, sometimes biden-tate at the apex, with a basal nectariferous claw circumvillous within and glabrous on the back with .... (from JSTOR website / Flora of Southern Africa) Shrub or small tree to 6 m tall; young branches greyish to brownish tomentellous, rarely with slightly coarser stellate pubescence. Leaves usually elliptic, rarely oblong or ovate, 0.9–8.2 cm long, 0.4–3.5 cm wide, rounded to bluntly acute at the apex, rounded at the base, margins minutely serrate to ± entire, green and ± glabrous to densely minutely pubescent above, evenly whitish tomentellous beneath, rarely slightly brownish on the veins; petiole 2–4 mm long, greyish to brownish tomentellous; stipules linear-lanceolate, 4–12 mm long. Inflorescence a (1–)3-flowered cyme, 1–3 in a leaf-axil, the axes greyish to brownish tomentellous; peduncle 4–13 mm long; pedicels 5–14 mm long; bracts ovate to lanceolate, 2–5 mm long. Flowers yellow to orange; sepals 6–11 mm long; petals oblong, 3–8 mm long, acute to emarginate at the apex. Androgynophore ± absent or up to 1 mm long, glabrous; stamens 6–7 mm long; ovary ± 1.5 mm long, densely hairy; style 5–6 mm long. Fruit usually 2-lobed, or unlobed by abortion, the lobes 4–7 mm long, 4–8 mm wide, ± glabrous or with a few scattered minute stellate hairs, green turning orange when ripe. (from JSTOR website / Flora of Tropical East Africa) Slender shrub or small tree. LEAVES held horizontally in one plane or drooping; dark green above; grey to white, densely woolly below; margin coarsely toothed; base asymmetrically blunt to slightly heartshaped. FLOWERS yellow, 2–3 per stalk. FRUIT a 2–3-lobed berry, 3–5 mm in diameter; yellow or orange to red-brown when ripe; on a branched stalk. (from Tree Atlas of Namibia) |
| Link(s) |
African Plant Database
JSTOR Plant Science Kew Herbarium Catalogue BGBM Berlin-Dahlem - Virtual Herbarium Züricher Herbarien Flora of Zimbabwe Fleurs de notre Terre - Galerie Namibie |
| Content last updated: | 22 Nov 2011 |
