The following is a list of the records determined by Clarke in species name order.
Click on a column heading to sort the entries in that column
| 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 |
| 95064 | Azolla pinnata subsp. africana | 7 Oct 1988 | CJ Ward CJH Hines |
CJ Ward 10360 | NV Clarke | WIND |
Caprivi: Kavango Area 1: Kavango River: Andara. | 0 | Namibia (Caprivi Strip) | 1821A2 | 1015 | Hydrophyte; Notes: Floating. Substrate: water. Exposure: full sun. Moisture: river and backwater. Slope: level. Other: in backwater and held by hygrophytic herbs ex river-bank. Plant features: floating. Common. | -18.050000 | 21.433330 | 2 | ||||||
| 93788 | Nymphaea nouchali var. caerulea | 8 Nov 1974 | B Van de Waal |
B Van de Waal 38 | NV Clarke | WIND |
Caprivi | 0 | Namibia (Caprivi Strip) | 1723C4 | 0 | Notes: Leaves round with small flowers. | -17.875000 | 23.375000 | 5 | ||||||
| 94440 | Oxycaryum cubense | 1 Dec 1974 | B Van de Waal |
B Van de Waal s.n.-J | NV Clarke | WIND |
Caprivi: Liambezi Lake. | 0 | Namibia (Caprivi Strip) | 1724C4 | 0 | Notes: On permanent Salvinia mat. | -17.875000 | 24.375000 | 4 | ||||||
| 93795 | Potamogeton schweinfurthii | 28 Jan 1999 | I Roesch |
I Roesch 6 | NV Clarke | WIND |
Caprivi: Kwando River, Mazambala Island Lodge. In main stream and backwater. | 0 | Namibia (Caprivi Strip) | 1723C4 | 0 | Notes: Flower: only older flower, erect above water surface. Leaves: simple, elongated. Older leaves under water surface, younger leaves flat on surface. Roots: plants is rooted very well. | -17.816670 | 23.333330 | 5 | ||||||
| 95350 | Tristicha trifaria | 6 Oct 1988 | CJ Ward CJH Hines |
CJ Ward 10354 | NV Clarke | WIND |
Caprivi: Kavango Area 1: Kavango River: Andara. | 0 | Namibia (Caprivi Strip) | 1821A2 | 1020 | Hydrophyte; Notes: Substrate: 'bare' (wet) rock. Exposure: sun and partial shade. Other: on boulder of rapids/old low weir. Moisture: river rapids. Lithology: Nosib quartzite. Plant feature: small herb, horizontal stem closely affixed to substrate. Occasional. | -18.050000 | 21.433330 | 2 |