
Hendrik Claudius accompanied the expedition to the Copper Mountains as illustrator and naturalist.
The Codex Witsenii is a volume of annotated copies of watercolours of landscapes, plants, animals and insects from the expedition. These copies were commissioned by Nicolaes Witsen, Dutch statesman, mayor of Amsterdam and administrator of the Dutch East India Company.
Folio 55 / Albuca maxima / Gambrij
Folio 53 / Aloidendron dichotomum
Folio 39 / Cotyledon orbiculata
Baroe : Folio 74 / Cyphia digitata
Folio 82 / Euphorbia stellispina
Folio 68 / Ficus cordata
Folio 78 / Fockea edulis / capensis
Folio 79 / Gladiolus speciosus
Folio 60 / Gomphocarpus fruticosus
Folio 70 / Gomphocarpus cancellatus

Chabi : Cabung : Folio 43 / Lapeirousia jacquinii
t’iena : Folio 33 / Montinia caryphyllacea
Cargoe : Folio 57 & 31 / Nylandtia spinosa
Heijtame : Areé : Folio 50 / Pelargonium fulgidum
Thumma : Aree : Folio 76 / Pelargonium carnosum
Heijntame : Areé : t’neitjie : Folio 64 / Pelargonium incrassatum
Sâb, Son, San : Buchu : Folio 72 / Pteronia onobromoides

Canna : Kon : Folio 59 / Sceletium tortuosum
Kwarobe, Quaroube : Folio 80 / Veltheimia capensis
Chaby : Folio 58 / Wurmbea spicata
Folio 11 / Limeum africanum
Folio 13 / Conophytum minutum
Goree : Folio 41 / Aloe variegata
Folio 52 / Walleria gracilis
Folio 54 / Aloe khamiesensis
Folio 61 / Heeria argentea
Folio 62 / Freesia viridis
Chamare : Folio 63 / Chamarea capensis