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The following is a list of the records determined by Ralph Clark in species name order.
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| No | Species | Record date | Recorder(s) | Coll. | Det. | Conf. | Herbaria | Habitat | Location | Loc code(s) | Outing code | Planted code | Country | QDS | Grid ref. | FZ Div | Alt. (m) | Notes | Lat | Long | Loc Acc Code |
| 81111 | Bobgunnia madagascariensis | 22 May 1994 | HH Schmidt |
HH Schmidt 1417 | B Mackinder VR Clark | K |
Along secondary road to radio transmitting tower. In rocky woodlands, with large boulders, slopes, and open areas. Predominantly granite, well eroded. | Chinsali District; 24.5 km NW of junction with Isoka-Mpika road (T2); on the road to Mbesuma Ranch. | 0 | Zambia | 1032C4 | N | 1550 | Tree 3.5 m x 10 cm DBH. Bark grey, rough. Fruits dark red-brown. Rare in flat, rocky, open areas. | -10.950000 | 32.377500 | 4 | ||||
| 82187 | Eriosema psoraleoides | 08 Mar 1997 | DK Harder B Luwiika HH Schmidt NB Zimba |
DK Harder B Luwiika HH Schmidt NB Zimba 1044 | B Mackinder VR Clark | K |
Undifferentiated Miombo-Combretum woodland. Brown Kalahari sands. | Choma District; 40.9 km from Choma along Choma-Namwala Road. | 0 | Zambia | 1626B4 | S | 1120 | Shrub to 2 m, common on river basin. Leaves deep green, appearing light brown on underside. Stems light brown. Flowers bright yellow. Calyx green. | -16.466667 | 26.933333 | 5 | ||||
| 83242 | Philenoptera violacea | 23 Feb 1997 | NB Zimba |
NB Zimba 980 | B Mackinder VR Clark | In secondary miombo and mushitu forest | Livingstone District; 13 km NE from the road junction, 26.1 km from Livingstone along Livingstone-Lusaka Road. | 0 | Zambia | 1726C2 | S | 1140 | Tree to 12 m tall, occasional in secondary miombo. Bark grey to brown. Leaves greyish green, tough to peel. Fruits greenish grey. Pedicel brown. | -17.633333 | 26.333333 | 5 | |||||
| 83243 | Philenoptera violacea | 08 Mar 1997 | NB Zimba |
NB Zimba 1061 | B Mackinder VR Clark | K |
Undifferentiated Miombo-Combretum woodland. Brown Kalahari sands. | Choma District; 40.9 km from Choma along Choma-Namwala Road. | 0 | Zambia | 1626B4 | S | 1120 | Tree to 12 m, on anthill. Stems brown. Leaves green. Fruits pale green and glaucous. | -16.466667 | 26.933333 | 5 | ||||
| 83405 | Pterocarpus lucens subsp. antunesii | 24 Feb 1997 | DK Harder |
DK Harder 3911 | B Mackinder VR Clark | K |
Collections at falls on sites inundated with falling water and upstream | Livingstone District; Mosi-Oa-Tunia National Park, World Heritage Site. | 106 | 0 | Zambia | 1725D4 | S | 810 | Tree; on rim of falls; to 20 m x 45 cm dbh; trunk grey; stems light grey; young fruit light green. | -17.925278 | 25.863333 | 5 | |||
| 83406 | Pterocarpus rotundifolius subsp. martinii | 23 Feb 1997 | NB Zimba |
NB Zimba 942 | B Mackinder VR Clark | K |
Livingstone District; along Livingstone-Lusaka Road, 18.9 km from the main water tank in Livingstone-Boma along Livingstone-Lusaka Road. | 0 | Zambia | 1723C1 | S | 1020 | Tree to 8 m, occasional in disturbed woodland. Bark exuding sticky brownish resin when cut. Leaves dull green. Flower yellow. Calyx green. Fruits yellowish-green. | -17.666667 | 23.200000 | 4 | |||||
| 83455 | Rhynchosia nyasica | 22 May 1994 | DK Harder B Luwiika CN Nkhoma HH Schmidt |
DK Harder B Luwiika CN Nkhoma HH Schmidt 1451 | B Mackinder VR Clark | K |
In miombo woodlands, flats and grassy areas. At base of Mututa Ridge. Granitic soils. | Chinsali District; 22.4 km NE of junction with Mbesuma Ranch road on road to Chilunda Primary School. | 0 | Zambia | 0932C4 | N | 1180 | Herb; 1.5 m, erect. Plant very sticky. Banner yellow with dark purple veins and spot at base. Keel greenish tinged with purple, wings golden yellow. Fruits green, immature. Common. | -9.864444 | 32.339722 | 5 | ||||
| 83458 | Rhynchosia sublobata | 01 Mar 1997 | DK Harder B Luwiika HH Schmidt NB Zimba |
DK Harder B Luwiika HH Schmidt NB Zimba 989 | B Mackinder VR Clark | K |
Combretum bushy groups. Karoo sandy soils. | Sinazongwe District; Chete Island National Park. | 199 | 0 | Zambia | 1727B3 | S | 600 | Trailing on the ground amongst grasses, common. Stems green with brown tints, white hairs. Leaves green, with short white hairs. Flowers yellow. Standard with brown streaks. Anthers yellow. | -17.350000 | 27.516667 | 4 | |||
| 84207 | Xeroderris stuhlmannii | 01 Mar 1997 | DK Harder B Luwiika HH Schmidt NB Zimba |
DK Harder B Luwiika HH Schmidt NB Zimba 1002 | B Mackinder VR Clark | K |
Karoo sandy stone soils. Combretum-Terminalia bushy groups. | Sinazongwe District; Chete Island National Park. | 199 | 0 | Zambia | 1727B3 | S | 510 | Tree, to 20 m tall, occasional amongst bushy groups. Bark grey. Young branches with brown bark. Leaves light green. Fruits yellow-green. Pedicel brown. | -17.316667 | 27.550000 | 4 |
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