Jamesbrittenia accrescens (Hiern) Hilliard

Species

Angiosperms > Lamiales > Scrophulariaceae > Jamesbrittenia

Characteristics

Suffrutex, stems few to several from a woody stock, c. 0.4-2 m long, erect or straggling, simple or subsimple below, above with long ascending rod-like branches bearing flowers, glandular-hispid, hairs up to 0.25-1(-2) mm long, scattered glistening glands as well, closely leafy. Leaves alternate, pseudofasciculate, primary leaves c. 10-40 x 5-14 mm, elliptic to obovate tapering into a petiolar part up to c. 1/3 total leaf-length, blade usually plane, thick-textured, apex acute to obtuse, margins serrate, both surfaces glandular-hispid, hairs up to 0.2-1 mm long, glistening glands as well, veins impressed above, raised below. Flowers solitary in upper leaf-axils, the leaves greatly reduced in size and soon degenerating into bracts, forming long (up to c. 350 mm in fruit) racemes, often with further growth continuing beyond the fruiting inflorescence. Pedicels up to 14-22 mm long. Calyx tube 0.1-0.2 mm long, lobes 4-7 x 1-1.5 mm, ± oblong, acute or subacute, glandular, hairs up to 0.15-0.3 mm long, glistening glands as well. Corolla tube 18-25 x 2.5-3 mm, cylindric, abruptly expanded near apex, limb nearly regular, c. 12-14 mm across lateral lobes, posticous lobes 4-6 x 4-6 mm, anticous lobe 4.2-5 x 4-7 mm, cuneate to broadly ovate, apex ± rounded, glandular-pubescent outside, hairs up to 0.2-0.3 mm long, glistening glands as well, inside clavate hairs at extreme base of anticous lip descending into well-bearded throat, nearly always a few glistening glands at sinuses on upper surface of limb, lobes thick-textured, varying in colour from greenish to dull yellow, orange-brown, maroon and dark brown (colour probably changing as flower ages), always with a paler margin cream to greenish-yellow. Stamens: posticous filaments c. 2 mm long, anthers 1-1.5 mm, anticous filaments 0.7-1 mm, anthers 0.8-1 mm, all filaments bearded with clavate hairs. Stigma 0.5-1 mm long. Style 14-22 mm. Ovary 2.5-3 x 1.2-1.5 mm. Capsules 7-10 x 3.54.5 mm, minutely glandular-puberulous, glistening glands as well, also on placentae. Seeds c. 1.2 x 0.7 mm.
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Suffrutex, up to 2 m tall, erect or straggling. Leaves elliptic to obovate, 10-40 x 5-14 mm, tapering into a petiolar part, margins serrate, glandular-hispid on both surfaces. Corolla limb thick-textured. Flowers with corolla lobes greenish to dull yellow, orange-brown, maroon and dark brown, always with a paler cream to greenish yellow margin.
Life form -
Growth form shrub
Growth support -
Foliage retention -
Sexuality hermaphrodite
Pollination -
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Mature width (meter) -
Mature height (meter) 2.0
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Flower color
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Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture 7-8
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) -
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Germination treatment -
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Optimum temperature (C°) -
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Productivity -

Distribution

Jamesbrittenia accrescens world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:964663-1
WFO ID wfo-0001139090
COL ID 3QKQZ
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Sutera accrescens Jamesbrittenia accrescens