Each numbered point is a stop: a run of days spent within about ten kilometres. The route between stops is drawn straight; the real course went by sea, by road or on foot. Hollow-looking stops are placed at the centre of an island whose labels carry no coordinates.
Malden Island 22 November 1924 9 specimens, 9 names
Bidens pilosa 1 , Boerhavia tetrandra 1 , Ceodes grandis 1
The specimens from 22 Nov → Penrhyn (Tongareva), Penrhyn Atoll 26 November 1924 1 specimens, 1 name
Cassytha filiformis 1
The specimens from 26 Nov → Penrhyn, Penrhyn Atoll 27 November 1924 7 specimens, 7 names
Cassytha filiformis 1 , Guettarda speciosa 1 , Pemphis acidula 1
The specimens from 27 Nov → Fanning Island, Penrhyn Atoll 28 November 1924 3 specimens, 3 names
Arothron hispidus 1 , Diospyros 1 , Ximenia americana 1
The specimens from 28 Nov → Fanning Island, Fanning (=Tabuaeran) 1 December 1924 6 specimens, 6 names
Boerhavia tetrandra 1 , Fimbristylis cymosa 1 , Guettarda speciosa 1
The specimens from 1 Dec → Fanning Island, Tabuaeran 2 December 1924 1 specimens, 1 name
Opeas 1
The specimens from 2 Dec → Fanning Island, Fanning (=Tabuaeran) 4 December 1924 2 specimens, 1 name
Ceodes grandis 2
The specimens from 4 Dec → Kiritimati (=Christmas), Kiritimati (=Christmas Island) 11 December 1924 4 specimens, 4 names · placed by island
Boerhavia tetrandra 1 , Gymnothorax pictus 1 , Heliotropium anomalum 1
The specimens from 11 Dec → settlement, 1/2 mile north of London, Kiritimati 13–20 December 1924 · 8 days 19 specimens, 2 names
Pupoidopsis 18 , Portulaca lutea 1
The specimens from 13 Dec–20 Dec → Penrhyn Atoll 26 December 1924 3 specimens, 3 names
Blenniella gibbifrons 1 , Blenniella periophthalmus 1 , Istiblennius edentulus 1
The specimens from 26 Dec → Tonga 8 January 1925 1 specimens, 1 name
Ugyops petina 1
The specimens from 8 Jan → Phaena, flat, 200 yds from shore, Moorea 10 January 1925 15 specimens, 7 names · placed by island
Partula taeniata 6 , Succinea 2 , Partula 2
The specimens from 10 Jan → flat, 200 yds from shore, Moorea 19 January 1925 7 specimens, 2 names
Opeas 4 , Subulina octona 3
The specimens from 19 Jan → Avarua, Rarotonga 5 February 1925 1 specimens, 1 name · placed by island
Salvia occidentalis 1
The specimens from 5 Feb → Papeari Distr. Tahiti 21 February 1925 1 specimens, 1 name · placed by island
Artocarpus altilis 1
The specimens from 21 Feb → Papeete; Rahili, Moorea 1 March 1925 2 specimens, 2 names · placed by island
Ramalina caespitella 1 , Ramalina sideriza 1
The specimens from 1 Mar → Rimatu Id., Tetiaroa 7 March 1925 8 specimens, 8 names · placed by island
Cassytha filiformis 1 , Fimbristylis cymosa 1 , Heliotropium anomalum 1
The specimens from 7 Mar → Rimatu, flat, Teti'Aroa 8 March 1925 1 specimens, 1 name
Opeas 1
The specimens from 8 Mar → Sea shore, Mangaia 15 March 1925 1 specimens, 1 name · placed by island
Leptopetalum foetidum 1
The specimens from 15 Mar → Papieri District; Tiamao Valley; near Maraa Pt., Keans, 1 mi. from shore, Tahiti 17 March 1925 23 specimens, 3 names
Partula otaheitana 18 , Partula 4 , Partulina hyalina 1
The specimens from 17 Mar → Papieri, Tahiti 20 March 1925 18 specimens, 18 names · placed by island
Asclepias curassavica 1 , Centipeda minima 1 , Cyclophyllum barbatum 1
The specimens from 20 Mar → Cook Islands; Lower Cook Islands; Rarotonga; Aorangi District, 1 1/2 mi. from shore, on upper land of Wm. McBirney 22 March 1925 3 specimens, 3 names
Omphalotropis variabilis 1 , Pleruopoma parvula 1 , Subulina octona 1
The specimens from 22 Mar → Papeete, Tahiti 27 March 1925 2 specimens, 2 names · placed by island
Dovyalis hebecarpa 1 , Pachira aquatica 1
The specimens from 27 Mar → Papaeete, Tahiti 28 March 1925 2 specimens, 2 names · placed by island
Oxalis corniculata 1 , Torenia crustacea 1
The specimens from 28 Mar → Avarua, Rarotonga 1 April 1925 7 specimens, 6 names · placed by island
Sargassum pacificum 2 , Caulerpa racemosa 1 , Codium arabicum 1
The specimens from 1 Apr → Mangaia 15 April 1925 10 specimens, 9 names · placed by island
Pipturus argenteus 2 , Colocasia esculenta 1 , Euphorbia chamissonis 1
The specimens from 15 Apr → Aitutaki, Mangaia 16 April 1925 3 specimens, 3 names · placed by island
Alyxia stellata 1 , Cassytha filiformis 1 , Sophora tomentosa 1
The specimens from 16 Apr → Cook Islands; Lower Cook Islands; Aitutake, inland, 1 mile from shore, Rarotonga 17 April 1925 6 specimens, 5 names · placed by island
Elaeocarpus floridanus 2 , Garrettia 1 , Omphalotropis variabilis 1
The specimens from 17 Apr → Rarotonga 19 April 1925 1 specimens, 1 name · placed by island
Bauhinia monandra 1
The specimens from 19 Apr → Cook Islands; Lower Cook Islands; Rarotonga; Avarua Valley, 1 mi. from shore 20 April 1925 5 specimens, 5 names · placed by island
Macropiper latifolium 1 , Melania 1 , Pittosporum arborescens 1
The specimens from 20 Apr → Rartonga, Rarotonga 22 April 1925 9 specimens, 7 names · placed by island
Cyclophyllum barbatum 2 , Homalium 2 , Bischofia javanica 1
The specimens from 22 Apr → Cook Islands; Lower Cook Islands; Rarotonga; Arorangi, ridge, 1 mi. from shore 23 April 1925 6 specimens, 4 names · placed by island
Macaranga harveyana 2 , Omphalotropis variabilis 2 , Nesopupa amrata 1
The specimens from 23 Apr → Avarua, Rarotonga 25 April 1925 1 specimens, 1 name · placed by island
Mucuna gigantea 1
The specimens from 25 Apr → Cook Islands; Lower Cook Islands; Mauke; 1/2 mi. from shore, edge of woods, Manuae 1 May 1925 12 specimens, 6 names
Pacificella variabilis 3 , Partulina hyalina 3 , Elasmias apertum 2
The specimens from 1 May → Cook Islands; Lower Cook Islands; Raratonga; Avarua Valley, 1/2 mile from shore, Rarotonga 8 May 1925 6 specimens, 5 names · placed by island
Opeas 2 , Allophylus timorensis 1 , Leucosyke corymbulosa 1
The specimens from 8 May → Hervey; Atiu 10 May 1925 2 specimens, 2 names
Artocarpus altilis 1 , Centotheca lappacea 1
The specimens from 10 May → Mauke 11–12 May 1925 · 2 days 10 specimens, 8 names
Eugenia reinwardtiana 2 , Timonius uniflorus 2 , Partulina hyalina 1
The specimens from 11 May–12 May → Atiu, Manuae 14 May 1925 3 specimens, 3 names
Euphorbia prostrata 1 , Kadua romanzoffiensis 1 , Lepturus repens 1
The specimens from 14 May → Manuae 15 May 1925 5 specimens, 5 names
Elaeocarpus floridanus 1 , Euphorbia atoto 1 , Hernandia moerenhoutiana 1
The specimens from 15 May → Atiu 16 May 1925 2 specimens, 2 names
Allionia incarnata 1 , Solanum americanum 1
The specimens from 16 May → Cook Islands; Lower Cook Islands; Raratonga; hillside, 2 miles from shore 25 May 1925 5 specimens, 5 names
Allopeas gracile 1 , Diastole conula 1 , Omphalotropis variabilis 1
The specimens from 25 May → Avarua, Rarotonga 27 May 1925 3 specimens, 3 names · placed by island
Gymnosporia vitiensis 1 , Osteomeles anthyllidifolia 1 , Tephrosia purpurea 1
The specimens from 27 May → Cook Islands; Lower Cook Islands; Raratonga; lower slopes of Maungaroa, edge of dense forest 28 May 1925 8 specimens, 7 names
Subulina octona 2 , Nesopupa armata 1 , Omphalotropis variabilis 1
The specimens from 28 May →