The following is a list of the collections made by Barnard in species name order. The records are of species which occur in Zambia (either as a native/naturalised species or as a cultivated species).
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| No | Species | Record date | Recorder(s) | Coll. | Det. | Conf. | Herbaria | Habitat | Location | Loc code | Outing code | Planted code | Country | QDS | Grid ref. | FZ Div | Alt. (m) | Notes | Lat | Long | Loc Acc Code |
| 94810 | Ceratotheca sesamoides | 15 Mar 1987 | IJ Barnard |
IJ Barnard 309 | MJAW Crosby | WIND |
Caprivi: Kubu Lodge, river side Chobe-Zambezi confluence. | 208 | 0 | Namibia (Caprivi Strip) | 1725C3 | 930 | 0.5 m high; Notes: Plant 0.5 m high. Pink hairy flower. | -17.783300 | 25.207500 | 5 |