Selago seticaulis Hilliard

Species

Angiosperms > Lamiales > Scrophulariaceae > Selago

Characteristics

Dwarf shrublet c. 120-450 mm tall, ± divaricately well branched, branches erect or decumbent, pubescent, hairs up to 0.25-0.8 mm long, patent, young parts leafy. Leaves opposite becoming alternate upwards, not or weakly fascicled, mostly spreading and uncrowded, largest leaves 3.5-9 x 1.2-2 mm, elliptic, apex obtuse to subacute, base slightly narrowed, margins entire, thickened, somewhat revolute, texture thick, venation invisible, glandular-punctate, coarse hairs c. 0.25-1 mm long all over or occasionally hairs few or wanting on upper surface. Inflorescence a crowded terminal spike c. 10-14 x 10-12 mm in first flower, at least 20-30 mm long in fruit (no fully expanded spikes seen), usually solitary at tips of twiglets or very rarely a pair of subsidiary spikes immediately below main one. Bract adnate to whole of calyx tube, lowermost 3.3-6 x 0.7-1.2 mm, oblong, subacute, concave only near base, hairs 0.3-0.8 mm long on margins and back. Pedicels wanting. Calyx 2-3 mm long, campanulate, divided at least halfway into 5 subequal lobes, lobes narrowly triangular, very acute, acute hairs 0.2-0.6 mm long on margins and outer surface, minute globular glands as well. Corolla tube 4.5-6.5 mm long, narrowly funnel-shaped, limb 3.5-6 mm across lateral lobes, posticous lobes 1.4-2 x 1-1.4 mm, anticous lobe 1.7-2.6 x 1-1.4 mm, all lobes elliptic, white, corolla glabrous or with very minute scattered glandular hairs. Stamens: posticous filaments 1-1.6 mm long, anthers in mouth; anticous filaments 1.5-2.2 mm long, anthers shortly exerted. Stigma and style c. 4.5-8 mm long, style pubescent. Ovary c. 0.8 x 0.4 mm. Cocci 1.6-2 x 0.8-1.2 mm, red-brown, smooth. Flowering between October and December; April and June have also been recorded.
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Like S. levynsiae but with long, coarse, spreading hairs on stems, leaves, bracts and calyx, and corolla minutely glandular on reverse.
Life form annual
Growth form shrub
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.12 - 0.45
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light -
Soil humidity -
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses -
Edible -
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

Selago seticaulis world distribution map, present in South Africa

Identifiers

LSID urn:lsid:ipni.org:names:1002125-1
WFO ID wfo-0001243411
COL ID 4WD2D
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Selago seticaulis