Bertiera racemosa K.Schum.

Species

Angiosperms > Gentianales > Rubiaceae > Bertiera

Characteristics

Small tree 2.4–5 m. tall; branches angular, ± square in cross-section, almost glabrous or more usually covered with pale brown adpressed hairs, often with short white and brown streaks apparent on the bark.. Leaf-blades discolourous, large, elliptic, 10–36 cm. long and 3.5–17.7 cm. wide, apex acute to shortly acuminate, base obtuse to cuneate or sometimes cordate, with 11–14 pairs of lateral nerves, glabrous above, sparsely pubescent and with ± densely adpressed pubescence on the nerves beneath; petioles (0–)0.3–1.7 cm. long, usually covered with adpressed hairs beneath or sometimes glabrous; stipules ± ovate above, narrower at the connate portion, 1.4–4.4 cm. long and 0.6–1.6 cm. wide, connate for 0.2–1.1 cm. above the node, apex obtuse.. Flowers sessile, in ± 18-flowered fascicles, sub-sessile on a spike 4–17 cm. long; internodes 0.5–3 cm. long; peduncles 1.5–7.3 cm. long, densely adpressed hirsute, probably pendulous; bracteoles inconspicuous, ± deltoid and seldom larger than 1.2 mm. long and wide, pubescent or with the hairs confined to the margins.. Calyx almost glabrous or with dense adpressed hairs on the tube, becoming sparser on the limb; tube ± cylindrical, 1.8–3 mm. long and 1.7–3.2 mm. wide; limb 1.6–3.6 mm. long, 2–5.5 mm. wide, truncate, shallowly undulate or shortly dentate, the dentations not exceeding 0.8 mm., sparsely hairy within.. Corolla white or green; tube 8.5–15 mm. long, widening 5–9.5 mm. above the base, 1.4–3.8 mm. wide at base and 3.2–5.5 mm. wide at top, the wall of the lower, narrow portion distincdy lined with a whitish fawn thickened layer, glabrous or covered with adpressed hairs outside and with white or fawn, striated coarser hairs in the throat and a short distance up the lobes; lobes narrowly ovate or ovate, 2.7–5.8 mm. long and 1.4–2.3 mm. wide, long-acuminate or acute (in var. elephantina), glabrous or sparsely hairy.. Anthers 3.3–4.3 mm. long; apex 0.2–1.1 mm. long.. Disc shortly conical.. Style 4–9 mm. long; stigma 3.75–5.6 mm. long.. Infructescences 4.5–17 cm. long; peduncles 4–9 cm. long; fascicles expanding to 5 cm. long; pedicels absent or accrescent and reaching 1 cm. long (in var. elephantina).. Fruit greenish brown, ovoid, 6–11 mm. long and 6–9 mm. wide, glabrous or sparsely hairy (in var. elephantina).. Seeds 0.9–1.1 mm. long.. Fig. 1/4 (but note drawing reversed, contortion should be to the left).
More
An erect or scrambling shrub. It can grow 2-8 m high. The leaves are 12-25 cm long by 5-11 cm wide.
Life form -
Growth form
Growth support climber
Foliage retention evergreen
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 2.2 - 6.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

It is a tropical plant. It grows in forests in West Africa. It can be in swamps. It grows in open places in forests.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Uses food medicinal social use
Edible leaves
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Bertiera racemosa world distribution map, present in Angola, Benin, Central African Republic, Congo, Cabo Verde, Gabon, Ghana, Guinea, Liberia, Nigeria, Rwanda, Sierra Leone, Togo, Tanzania, United Republic of, and Uganda

Conservation status

Bertiera racemosa threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:744478-1
WFO ID wfo-0000328353
COL ID LMTF
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Bertiera racemosa Wendlandia racemosa Bertiera macrocarpa Bertiera racemosa var. dewevrei

Lower taxons

Bertiera racemosa var. glabrata Bertiera racemosa var. racemosa