Images taken by Nicholas Wightman

Growing in open areas of savannah grassland in sandy loam soils

Growing in open areas of savannah grassland in sandy loam soils

Growing in open areas of savannah grassland in sandy loam soils

Chimpempe Falls is c. 6 km upstream of Kabwelume Falls on Kalungwishi R.

Chimpempe Falls is c. 6 km upstream of Kabwelume Falls on Kalungwishi R.

Chimpempe Falls is c. 6 km upstream of Kabwelume Falls on Kalungwishi R.

Collected from a riverine island in Kalungwishi R. above Kabwelume Falls and flowered at Dabuyu Farms, Lilayi, Lusaka

Collected from a riverine island in Kalungwishi R. above Kabwelume Falls and flowered at Dabuyu Farms, Lilayi, Lusaka

Collected from a riverine island in Kalungwishi R. above Kabwelume Falls and flowered at Dabuyu Farms, Lilayi, Lusaka

Growing in exposed edge of roadside verge in sandy gravelly loam soils

Growing in exposed edge of roadside verge in sandy gravelly loam soils

Growing in exposed edge of roadside verge in sandy gravelly loam soils

Growing amid sparse grasses and forbs in open miombo woodland in sandy loam soil

Locally common on the mounds of a species of Cubitermes

Locally common on the mounds of a species of Cubitermes

Locally common on the mounds of a species of Cubitermes

Locally common on the mounds of a species of Cubitermes

Locally common on the mounds of a species of Cubitermes

Growing on flood susceptible river bank along the Kalungwishi R. in medium to light shade in clayish loam soil.

Growing on flood susceptible river bank along the Kalungwishi R. in medium to light shade in clayish loam soil.

Growing on flood susceptible river bank along the Kalungwishi R. in medium to light shade in clayish loam soil.

Growing on flood susceptible river bank along the Kalungwishi R. in medium to light shade in clayish loam soil.

Growing in ruderal sites along roadsides and Nkamba Bay airstrip

Growing in ruderal sites along roadsides and Nkamba Bay airstrip

Growing in ruderal sites along roadsides and Nkamba Bay airstrip

Growing in small open/deciduous patches within Itigi thicket in sandy loam soil

Growing in small open/deciduous patches within Itigi thicket in sandy loam soil

Growing in small open/deciduous patches within Itigi thicket in sandy loam soil

Growing in small open/deciduous patches within Itigi thicket in sandy loam soil

Growing in open, hot areas of savannah grassland in sandy loam soils

Growing in open, hot areas of savannah grassland in sandy loam soils

Growing in open, hot areas of savannah grassland in sandy loam soils

Growing in open, hot areas of savannah grassland in sandy loam soils

Suspected species harvested for the Chikanda trade

Suspected species harvested for the Chikanda trade

Suspected species harvested for the Chikanda trade

Suspected species harvested for the Chikanda trade

Suspected species harvested for the Chikanda trade

Growing in well drained section of perennially wet dambo grassland in sandy to sandy loam soil

Growing in well drained section of perennially wet dambo grassland in sandy to sandy loam soil

Growing in well drained section of perennially wet dambo grassland in sandy to sandy loam soil

Growing by a rocky outcrop in perennially wet dambo grassland in thin sections of sandy soil over rock or between cracks, oftern inundated in up to 2.5 cm of water.

Growing by a rocky outcrop in perennially wet dambo grassland in thin sections of sandy soil over rock or between cracks, oftern inundated in up to 2.5 cm of water.

Tubers of this species are possibly used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are possibly used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are possibly used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are possibly used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are possibly used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are possibly used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are possibly used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are possibly used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are possibly used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Small population of albino flowered plants amid regular purple flowered plants

Small population of albino flowered plants amid regular purple flowered plants

Small population of albino flowered plants amid regular purple flowered plants

Plants collected off trees cleared along transmission line following D39 road developments and flowered at Dabuyu Farms, Lilayi.

Plants collected off trees cleared along transmission line following D39 road developments and flowered at Dabuyu Farms, Lilayi.

Plants collected off trees cleared along transmission line following D39 road developments and flowered at Dabuyu Farms, Lilayi.

Large clumps growing on rocks and tree trunks with Cyrtorchis praetermissa, Cyrtorchis crassiflora, Bulbophyllum expallidum, Tridactyle sp. and Polystachya sp.

Large clumps growing on rocks and tree trunks with Cyrtorchis praetermissa, Cyrtorchis crassiflora, Bulbophyllum expallidum, Tridactyle sp. and Polystachya sp.

Large clumps growing on rocks and tree trunks with Cyrtorchis praetermissa, Cyrtorchis crassiflora, Bulbophyllum expallidum, Tridactyle sp. and Polystachya sp.

Growing in moss in fork of Brachystegia boehmii trunk in rocky miombo woodland near Kalonde Falls

Growing in moss in fork of Brachystegia boehmii trunk in rocky miombo woodland near Kalonde Falls

Growing in moss in fork of Brachystegia boehmii trunk in rocky miombo woodland near Kalonde Falls

Growing along streamside at the margins of riverine forest in sandy to sandy loam soils

Growing along streamside at the margins of riverine forest in sandy to sandy loam soils

Growing along streamside at the margins of riverine forest in sandy to sandy loam soils

Growing along streamside at the margins of riverine forest in sandy to sandy loam soils

Tubers of this species are possibly used in the preparation of a local Zambian dish called Chikanda with wild populations may be threatened by overharvesting.

Tubers of this species are possibly used in the preparation of a local Zambian dish called Chikanda with wild populations may be threatened by overharvesting.

Tubers of this species are possibly used in the preparation of a local Zambian dish called Chikanda with wild populations may be threatened by overharvesting.

Tubers of this species are possibly used in the preparation of a local Zambian dish called Chikanda with wild populations may be threatened by overharvesting.

Growing widespread in woodland understory

Growing widespread in woodland understory

Growing widespread in woodland understory

Determined as Cynorkis hanningtonii

Determined as Cynorkis hanningtonii

Determined as Cynorkis hanningtonii

Determined as Cynorkis hanningtonii

Old plant growing at low level on base of trunk in rocky outcrop

Old plant growing at low level on base of trunk in rocky outcrop

Old plant growing at low level on base of trunk in rocky outcrop

Occasional component of woodland understorey growing amongst grasses, sedges and forbs in loam soils.

Occasional component of woodland understorey growing amongst grasses, sedges and forbs in loam soils.

Occasional component of woodland understorey growing amongst grasses, sedges and forbs in loam soils.

Occasional component of woodland understorey growing amongst grasses, sedges and forbs in loam soils.

Occasional component of woodland understorey growing amongst grasses, sedges and forbs in loam soils.

Tubers of this species are used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.

Tubers of this species are used in the preparation of a local Zambian dish called Chikanda with wild populations threatened by overharvesting.