Records determined by Alan Paton

Herb; on hill top; stems red-brown, green near apex; leaves light green, aromatic; inflorescence reddish; flowers light purple.

Widespread; herb from slightly thickened root; tepals green; anthers yellow; fruit green.

Ruderal.

Rare; in dambo; to 1.5 m; calyx and bracts light red-purple; corolla deep purple.

Rare; to 1.25 m; stems, parts of leaves and inflorescence stalks red-purple; corolla deep purple.

Rare; herb in dambo; inflorescence stalks light purple; calyx and petals deep purple; white spot in throat.

Herb; 50 cm, erect. Stems reddish, rough. Calyx purple-pink, hairy. Flowers purple, inside throat white, anthers dark purple. Rare.

Widespread; in dambo; stem purple at the top, green below, leaves rough; flower purple with short hairs; stem 4-sided.

Occasional and locally abundant herb, 1.5 m; no leaves when flowering; calyx light green; all other flower parts yellow.

Occasional; in cassava field; stems red-purple; leaves pale green; pedicels red-purple; corolla tube white, blue on lobes.

Herb approx. 30 cm tall; stems soft, light green; leaves light green; flowers purplish blue.

Annual herb; in woodland on Kalahari sands; whole plant light green; stem with sparse white hairs; leaves aromatic; flowers blue with white tints around the bases; calyx green.

Herb, common in open areas in woodland. Stems cream-green with white hairs. Flowers caducous blue to cream.

Herbaceous; to ca. 30 cm; stems hard, red at base, light green towards apex; flowers purple-blue; roots fibrous, white.

Bracts pale lilac.

Occasional; fetid smelling herb to 1.5 m; in woodland; upper bracts tinged white at base though purple to green at tip; corolla white with tinge of purple.

1.5 m; uncommon herb. Inflorescence white ending in purple.

Shrub in forest patch; calyx green; corolla white, weakly wooded; style white, slightly aromatic.

Occasional; on dambo margin and on termite mounds; calyx light green-yellow; corolla white becoming brown; flesh around fruit orange.

Arching shrub; to 2 m tall; on flanks of termitaria; leaves light green; calyx very light green; corolla all white; fruit light green to cream to soft orange.

Scrambling shrub 3 m tall; perianth white; "generic herbal" fragrance. Very common.

Erect to 30 cm. Stems light green to yellowish-green; leaves dark green; flowers white to creamy.

Herb; 1.5 m, erect. Plant with white hairs. Calyx white to green pubescent. Corolla white, pubescent; anthers dark orange-red.

Frequent herb to 1.5 m; light green; calyx light green, longitudinally, striped darker green; corolla light purple; filaments light purple; anthers brown; aromatic.

Shrub; to 1.5 m; stems golden brown; upper bracts purple; in bud only; corolla light, possibly white.