Records determined by Ralph Clark

Determinations: 9

The following is a list of the records determined by Ralph Clark in species name order.

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NoSpeciesRecord dateRecorder(s)Coll.Det.Conf.HerbariaHabitatLocationLoc code(s) Outing codePlanted code Country QDSGrid ref.FZ DivAlt. (m)NotesLatLongLoc Acc Code
81111Bobgunnia madagascariensis22 May 1994HH 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.0Zambia1032C4N1550

Tree 3.5 m x 10 cm DBH. Bark grey, rough. Fruits dark red-brown. Rare in flat, rocky, open areas.

-10.95000032.3775004
82187Eriosema psoraleoides08 Mar 1997DK 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. 0Zambia1626B4S1120

Shrub to 2 m, common on river basin. Leaves deep green, appearing light brown on underside. Stems light brown. Flowers bright yellow. Calyx green.

-16.46666726.9333335
83242Philenoptera violacea23 Feb 1997NB Zimba
NB Zimba 980 B Mackinder VR Clark In secondary miombo and mushitu forestLivingstone District; 13 km NE from the road junction, 26.1 km from Livingstone along Livingstone-Lusaka Road. 0Zambia1726C2S1140

Tree to 12 m tall, occasional in secondary miombo. Bark grey to brown. Leaves greyish green, tough to peel. Fruits greenish grey. Pedicel brown.

-17.63333326.3333335
83243Philenoptera violacea08 Mar 1997NB 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. 0Zambia1626B4S1120

Tree to 12 m, on anthill. Stems brown. Leaves green. Fruits pale green and glaucous.

-16.46666726.9333335
83405Pterocarpus lucens subsp. antunesii24 Feb 1997DK Harder
DK Harder 3911 B Mackinder VR Clark K
Collections at falls on sites inundated with falling water and upstreamLivingstone District; Mosi-Oa-Tunia National Park, World Heritage Site. 1060Zambia1725D4S810

Tree; on rim of falls; to 20 m x 45 cm dbh; trunk grey; stems light grey; young fruit light green.

-17.92527825.8633335
83406Pterocarpus rotundifolius subsp. martinii23 Feb 1997NB 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. 0Zambia1723C1S1020

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.

-17.66666723.2000004
83455Rhynchosia nyasica22 May 1994DK 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. 0Zambia0932C4N1180

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.

-9.86444432.3397225
83458Rhynchosia sublobata01 Mar 1997DK 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. 1990Zambia1727B3S600

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.

-17.35000027.5166674
84207Xeroderris stuhlmannii01 Mar 1997DK 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.1990Zambia1727B3S510

Tree, to 20 m tall, occasional amongst bushy groups. Bark grey. Young branches with brown bark. Leaves light green. Fruits yellow-green. Pedicel brown.

-17.31666727.5500004


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2014-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Botswana: Records determined by Ralph Clark.
https://www.botswanaflora.com/speciesdata/utilities/utility-display-determinations-by-person.php?person_id=659, retrieved 25 May 2024

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