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.
Pago Pago, Tutuila 1 June 1920 23 specimens, 23 names · placed by island
Angiopteris evecta 1 , Canna indica 1 , Capsicum frutescens 1
The specimens from 1 Jun → Between Fagatoga & Pago Pago, Tutuila 3 June 1920 4 specimens, 4 names · placed by island
Bruguiera gymnorhiza 1 , Gyalectaceae 1 , Sida rhombifolia 1
The specimens from 3 Jun → Fagatoga, Tutuila 4 June 1920 3 specimens, 3 names · placed by island
Mimosa pudica 1 , Nephrolepis biserrata 1 , Phyllanthus amarus 1
The specimens from 4 Jun → Laulii, Tutuila 5 June 1920 2 specimens, 2 names · placed by island
Bryopsis pennata 1 , Scytonema stuposum 1
The specimens from 5 Jun → Fagatoga, Tutuila 6 June 1920 3 specimens, 3 names · placed by island
Crotalaria 1 , Euphorbia hirta 1 , Pleurocapsaceae 1
The specimens from 6 Jun → Fagaea trail above Pago Pago, Tutuila 9 June 1920 13 specimens, 13 names · placed by island
Cocos nucifera 1 , Cordyline fruticosa 1 , Ficus godeffroyi 1
The specimens from 9 Jun → Around upper end of Pago Pago Harbor, Tutuila 10 June 1920 5 specimens, 5 names · placed by island
Microlepia speluncae 1 , Piper macropiper 1 , Rhizophora mangle 1
The specimens from 10 Jun → Fagatoga, Tutuila 11 June 1920 4 specimens, 4 names · placed by island
Dicranopteris linearis 1 , Portulaca oleracea 1 , Pteris ensiformis 1
The specimens from 11 Jun → Aua, Tutuila 12 June 1920 6 specimens, 6 names · placed by island
Actinotrichia fragilis 1 , Caulerpa chemnitzia 1 , Caulerpa racemosa 1
The specimens from 12 Jun → Aunuu 13 June 1920 2 specimens, 2 names · placed by island
Bostrychia tenella 1 , Pseudorhizoclonium africanum 1
The specimens from 13 Jun → Aua, Tutuila 14 June 1920 5 specimens, 5 names · placed by island
Chlorodesmis fastigiata 1 , Laurencia nidifica 1 , Pseudorhizoclonium africanum 1
The specimens from 14 Jun → Nuuli, Tutuila 15 June 1920 9 specimens, 9 names · placed by island
Bryopsis pennata 1 , Cladophora socialis 1 , Geniostoma rupestre 1
The specimens from 15 Jun → Between Otua? and Breaker Point, Tutuila 18 June 1920 3 specimens, 3 names · placed by island
Eragrostis viscosa 1 , Grewia crenata 1 , Hernandia nymphaeifolia 1
The specimens from 18 Jun → brush above Pago Pago, Tutuila 19 June 1920 1 specimens, 1 name · placed by island
Cananga odorata 1
The specimens from 19 Jun → Aua-Aofono trail, Tutuila 24 June 1920 12 specimens, 11 names · placed by island
Neckeromnion lepineanum 2 , Alyxia bracteolosa 1 , Citronella samoensis 1
The specimens from 24 Jun → Fagatoga, Tutuila 26 June 1920 2 specimens, 2 names · placed by island
Casuarina equisetifolia 1 , Ceiba pentandra 1
The specimens from 26 Jun → Trail beyond Laulii, Tutuila 27 June 1920 1 specimens, 1 name · placed by island
Grona triflora 1
The specimens from 27 Jun → Fagasa Bay, Tutuila 1 July 1920 12 specimens, 11 names · placed by island
Bostrychia tenella 2 , Amphiroa foliacea 1 , Hoya australis 1
The specimens from 1 Jul → Fagasa Trail, Tutuila 2 July 1920 1 specimens, 1 name · placed by island
Vaginularia paradoxa 1
The specimens from 2 Jul → above Pago Pago, Tutuila 3 July 1920 7 specimens, 7 names · placed by island
Flacourtia rukam 1 , Flueggea flexuosa 1 , Leucosyke corymbulosa 1
The specimens from 3 Jul → Aua, Tutuila 4 July 1920 3 specimens, 3 names · placed by island
Aphanocapsa grevillei 1 , Dendrolobium umbellatum 1 , Symploca muscorum 1
The specimens from 4 Jul → Pago Pago, Tutuila 6 July 1920 2 specimens, 2 names · placed by island
Curcuma longa 1 , Pandanus whitmeeanus 1
The specimens from 6 Jul → Between Faganeanea and Stuilie., Tutuila 8 July 1920 7 specimens, 7 names · placed by island
Colubrina asiatica 1 , Euphorbia atoto 1 , Ficus obliqua 1
The specimens from 8 Jul → Fagasa trail, Tutuila 10 July 1920 5 specimens, 5 names · placed by island
Atuna excelsa 1 , Cyathula prostrata 1 , Ectropothecium tutuilum 1
The specimens from 10 Jul → Above Vatia, Tutuila 11 July 1920 11 specimens, 11 names · placed by island
Astronidium victoriae 1 , Calophyllum neoebudicum 1 , Cladophora glomerata 1
The specimens from 11 Jul → Aunuu 12 July 1920 4 specimens, 4 names · placed by island
Caulerpa racemosa 1 , Chlorodesmis fastigiata 1 , Gardenia taitensis 1
The specimens from 12 Jul → Near Blunts Point, Tutuila 15 July 1920 1 specimens, 1 name · placed by island
Didymocheton samoensis 1
The specimens from 15 Jul → Fagatoga., Tutuila 16 July 1920 2 specimens, 2 names · placed by island
Guilandina major 1 , Ludwigia octovalvis 1
The specimens from 16 Jul → Breaker Point, Tutuila 17 July 1920 6 specimens, 6 names · placed by island
Amphiroa crassa 1 , Amphiroa fragilissima 1 , Chnoospora minima 1
The specimens from 17 Jul → Along shore road near Faganeanea, Tutuila 18 July 1920 5 specimens, 5 names · placed by island
Decaisnina forsteriana 1 , Elatostema scabriusculum 1 , Erythrina variegata 1
The specimens from 18 Jul → Trail to Matafao, Tutuila 19 July 1920 10 specimens, 10 names · placed by island
Astronidium victoriae 1 , Calycosia sessilis 1 , Hedycarya denticulata 1
The specimens from 19 Jul → Beyond Tafuna; "iron bound coast", Tutuila 21 July 1920 1 specimens, 1 name · placed by island
Sargassum aquifolium 1
The specimens from 21 Jul →