Records determined by Alan Paton

Herb; 70 cm, erect. Leaves with white gland dots on lower surface. Calyx cream to green. Corolla white, anthers orange-brown. Fruits four-seeded, brown-black.

Occasional but widespread in dambo; persistent calyx deep purple; corolla lighter beaked with deeper purple; stems purple; strongly aromatic.

Occasional at site but widespread; stems purple-red; calyx dull purple; corolla all purple, a little darker on upper lip inside.

Herb; 1.5 m from a single stem. Stem grey-red, smooth. Leaves soft pubescent with red mid vein prominent. Calyx pink-red, fuzzy. Flowers pale lilac, anthers yellow. Plant with mint-like scent. Common.

Herb, 60 cm, erect. Plant strongly aromatic. Leaves whitish below. Calyx pale green, corolla lilac.

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

Herbaceous; ca. 40 cm tall; stems light green, with a maroon tint, with soft white hairs; leaves dark green adaxially, pale green abaxially; inflorescence petals pink with green bracts with a red tint.

Frequent; perennial; from semi-woody root with yellow flesh; root aromatic; corolla mostly white; "banner" speckled in purple.

Frequent and widespread; thick, succulent leaves from fleshy root; calyx light green; corolla all white except for purple spots inside on upright petal.

Herb; in woodland; occasional leaves green; stem light green; from large tuber; tuber flesh blood red; flowers white.

Herb; on hill top; older stems pink; younger stems green; leaves and stems hairy; aromatic; flowers white with pink dots on the labellum.

Frequent; in pockets and seeps of rock; some leaves deep purple; calyx light green with deep purple; corolla all white except some purple on upper lip.

Woodland/dambo ecotone.

Occasional; from edge of pan in broken woodland; shrub to 1.75 m; leaves deep green, shiny above; young stems brown; upper, herbaceous stems purple; calyx and corolla (except "keel") red-pink; keel white; slight foetid smell to plant.

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, stems light green with brown hairs; plant regularly galled? with brown "balls" at nodes, covered with golden brown hairs.

Occasional; in woodland; to 0.75 m; stems and abaxial leaf surfaces purple; fruit green with purple persistent calyx.

Small 30 cm plant with purple-brown stems. Blue flowers, yellowish anthers.

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

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

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

Herbaceous; in shallow soils among grasses; stems deep red; leaves thin and green, flowers light purple, papilio-like.

Small shrub; frequent; in dambo; stem red with green tint; leaves green; flowers purple; tepals dark brown.

Herb to 0.5 m high, locally common in woodland understory among grasses. Aromatic. Leaves green, hairy and sticky to feel. Flowers purple.

Herb, 50 cm. Stems light green with brown hairs; leaves dark green above, light underneath; flowers red-purple.

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

Occasional; on sand and on logs; annual; stems red-purple; calyx green with red-purple spots, corolla light purple, deeper red-purple spots on upper lip inside; anthers blue.

Frequent in grasses; aromatic; inflorescences light purple; petals purple.

Occasional; at edge of small, water-filled depression; plant pale green; bracts light green-purple, turning brown; corolla light purple; anthers nearly white.

Small shrub; in dambo; stem green with black bands around the leaf nodes; leaves green; flowers white with green bracts.

Subshurb; 2.0 m, erect. Plant slender. Flowering heads densely white-silvery pubescent. Flowers pale white-lavender, anthers yellow. Common among rocks and sandy flats.

Common shrub in woodland; 1 m high.

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

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.

Bracts pale lilac.

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

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.

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

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

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.

Fairly common with fragrant scent. White-pink inflorescence.

Abundant prostrate herb from woody root, suffrutex; calyx purple steaked; corolla light pink-purple; upper lobes streaked deeper purple inside.

Slender plant with white flowers, purple streaks on the petals, brownish anthers.

Flowers white with purple edges. Purple filaments, brown anthers.

Occasional and widely scattered suffrutex; calyx green, lobes edged in deep purple; corolla tube outside and lower petals light pink; upper petal lobes deeper pink with purple streaks; filaments light pink at base, deeper pink at tip.

Occasional; in open disturbed areas; not common; to 1.5 m tall; base of stem red; calyx and bracts light green, corolla bright blue, with shiny resin dots; slight odor.

Widespread and abundant; weedy; to 2 m tall; stems purple-red at flowerinig; bracteole dark purple; corolla deep purple; foetid smell to plant.

Herb; 1.4 m, erect. Stems reddish. Leaves thick, fleshy. Calyx green with red lobes. Flowers blue, anthers blue-black, pollen yellow. Locally abundant.

Locally abundant; in wet area; 2 m tall, stems brown, fluted; calyx blue; corolla lighter blue; stigma and anthers white.

Occasional in burned over grassland; in woodland from woody rhizome; flowers deep purple.

Bracts white.

Annual; widespread in abandoned field; upper inflorescence bracts white; calyx green with upper petals with purple markings; corolla mostly white with deep purple edge at opening; strongly aromatic.

Herb, 50 cm. Stems light green with white hairs, tinted reddish-brown at base; leaves light green; flowers with persistent purple bracts, yellowish-white flowers; woody taproot.

Herb, 50 cm, erect. Stems strongly ribbed. Calyx green, corolla pinkish-white. Fruits white, shiny. Anthers pale purple, filaments white to pale purple. Bracts at stem apex magenta, showy. Common.

Shrub to 0.4 m, common in forest openings. Leaves aromatic. Flowers cream to purple. Fruits green with long white hairs.

Shrub to 1 m, common among grasses in disturbed open areas, aromatic. Stems green appearing red. Flowers light cream. Bracts purple. Corolla cream.

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

Shrub; approx. 50 cm tall; leaves dark green with small soft hairs on both sides; bracts light green; petals purple; stigma yellow; stems light green with softr, light brown hairs.

Occasional in woodland. Flowers purple, leaves opposite; yellow anthers with black spots; floral bracts pink outside.

Shrub; to 0.3 m; on white Kalahari sands; stem brown and hairy; leaves light green; flower deep red with green tints on the calyx; stamens yellow.