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.
Kawaiiki Ditch Trail, Kawailoa, Koolau Range, Oʻahu 2 November 1947 8 specimens, 8 names · placed by island
Adiantum raddianum 1 , Asplenium caudatum 1 , Drymaria cordata 1
The specimens from 2 Nov → Lower part of Kupehau Gulch in the Waianae's, Oʻahu 6 November 1947 8 specimens, 8 names
Commelina diffusa 1 , Cyperus 1 , Desmodium uncinatum 1
The specimens from 6 Nov → above Kaena Point, Oʻahu 11 November 1947 1 specimens, 1 name · placed by island
Ipomoea cairica 1
The specimens from 11 Nov → Koolau Mountains: Palolo-Waialae Nui ridge, Oʻahu 28 November 1947 7 specimens, 7 names · placed by island
Dodonaea viscosa 1 , Hymenophyllum recurvum 1 , Melicope clusiifolia 1
The specimens from 28 Nov → Kawailoa, Koolau Range Auahula Trail, Oʻahu 30 November 1947 4 specimens, 4 names · placed by island
Adenostemma viscosum 1 , Cyanea angustifolia 1 , Scaevola gaudichaudiana 1
The specimens from 30 Nov → Waianae Mts, Mokuleia firebrake extension trail below Puu Iki, Oʻahu 7 December 1947 8 specimens, 8 names · placed by island
Adiantum raddianum 1 , Artemisia australis 1 , Carex meyenii 1
The specimens from 7 Dec → Northwest facing slope, ridge 3/4 mile north of Laaukahi, Koloa, Kauaʻi 14 December 1947 1 specimens, 1 name · placed by island
Blechnum appendiculatum 1
The specimens from 14 Dec → Kilauea Lookout, Kalalau Valley, Kauaʻi 21 December 1947 21 specimens, 18 names · placed by island
Cyrtandra kauaiensis 3 , Neraudia melastomifolia 2 , Cyrtandra 1
The specimens from 21 Dec → ridge SW of Pihea, Waimea, Kauaʻi 22 December 1947 35 specimens, 31 names · placed by island
Cyrtandra longifolia 3 , Kadua affinis 2 , Machaerina angustifolia 2
The specimens from 22 Dec → N end of Barking Sands, Waimea, Kauaʻi 23 December 1947 17 specimens, 14 names · placed by island
Myoporum sandwicense 4 , Doryopteris decora 1 , Euphorbia celastroides 1
The specimens from 23 Dec → N.W. facing slope; ridge 3/4 mile N. of Laaukahi; Koloa, Kauaʻi 24 December 1947 53 specimens, 36 names · placed by island
Cibotium nealiae 8 , Cyrtandra kealiae 3 , Santalum freycinetianum 3
The specimens from 24 Dec → Alakai Swamp, Kauaʻi 25 December 1947 20 specimens, 17 names · placed by island
Ilex anomala 3 , Dubautia paleata 2 , Melicope clusiifolia 1
The specimens from 25 Dec → Olokele Ditch Trail, Makaweli, 2 m beyond ditch house, Kauaʻi 26 December 1947 9 specimens, 7 names · placed by island
Cyrtandra kealiae 3 , Doryopteris 1 , Coffea arabica 1
The specimens from 26 Dec → Poipu Beach, Kauaʻi 27 December 1947 1 specimens, 1 name · placed by island
Boerhavia repens 1
The specimens from 27 Dec → Anini Beach, Kalihikai, Kauaʻi 28 December 1947 6 specimens, 5 names · placed by island
Canavalia cathartica 2 , Leptecophylla tameiameiae 1 , Lipochaeta succulenta 1
The specimens from 28 Dec → Power line trail, Kalihikai, Kauaʻi 29 December 1947 10 specimens, 9 names · placed by island
Cyclosorus interruptus 2 , Elaphoglossum micradenium 1 , Haplopteris elongata 1
The specimens from 29 Dec → Hanakoa Valley, w. branch, Kauaʻi 31 December 1947 7 specimens, 7 names · placed by island
Asplenium kaulfussii 1 , Kadua acuminata 1 , Korthalsella platycaula 1
The specimens from 31 Dec → Mokuleia trail, Oʻahu 11 January 1948 4 specimens, 4 names · placed by island
Elaphoglossum paleaceum 1 , Melicope elliptica 1 , Panicum nephelophilum 1
The specimens from 11 Jan → Koolau Range, N end, above Pupukea-Paumalu Forest Reserve, Oʻahu 25 January 1948 2 specimens, 2 names · placed by island
Dracaena halapepe 1 , Pluchea carolinensis 1
The specimens from 25 Jan → Olokui, Wailele Stream, Molokaʻi 4 February 1948 33 specimens, 24 names · placed by island
Gunnera petaloidea 4 , Musa 2 , Astelia menziesiana 2
The specimens from 4 Feb → Olokui, ridge between upper forks of Wailele Stream, Wailau, Molokaʻi 5 February 1948 9 specimens, 9 names · placed by island
Freycinetia arborea 1 , Hymenasplenium unilaterale 1 , Kadua centranthoides 1
The specimens from 5 Feb → Olokui, Wailau, ridge between upper forks of Wailele Stream, Molokaʻi 6 February 1948 80 specimens, 59 names
Pritchardia lowreyana 8 , Touchardia latifolia 4 , Kadua affinis 4
The specimens from 6 Feb → Koolau Range, Manoa Cliffs Trail to Pauoa Flats, Oʻahu 23 February 1948 9 specimens, 5 names · placed by island
Sadleria pallida 4 , Cibotium chamissoi 2 , Diplazium sandwichianum 1
The specimens from 23 Feb → N Puu Kaua, Waianae Mts, Oʻahu 29 February 1948 11 specimens, 9 names · placed by island
Melicope peduncularis 2 , Euphorbia multiformis 2 , Casuarina glauca 1
The specimens from 29 Feb → Olokui, Wailau, ridge between upper forks of Wailele Stream, Molokaʻi 6 March 1948 1 specimens, 1 name · placed by island
Nephrolepis exaltata 1
The specimens from 6 Mar → Beside road up Makapuu Head, Oʻahu 14 March 1948 9 specimens, 9 names · placed by island
Dactyloctenium aegyptium 1 , Digitaria ciliaris 1 , Euphorbia heterophylla 1
The specimens from 14 Mar → Waianae Mts., S. Kaaikukai Gulch, Oʻahu 26 March 1948 11 specimens, 11 names · placed by island
Acacia mearnsii 1 , Asplenium aethiopicum 1 , Cyperus hillebrandii 1
The specimens from 26 Mar → Waianae Mts., S Palawai Gulch, Oʻahu 27 March 1948 13 specimens, 11 names · placed by island
Sadleria pallida 2 , Myrsine sandwicensis 2 , Exocarpos gaudichaudii 1
The specimens from 27 Mar → S. Palawai Gulch, Waianae Mts, Oʻahu 28 March 1948 3 specimens, 3 names · placed by island
Crepidomanes parvulum 1 , Melicope elliptica 1 , Zanthoxylum dipetalum 1
The specimens from 28 Mar → Olokui, Wailele Stream, Molokaʻi 2 April 1948 2 specimens, 1 name · placed by island
Cyrtandra grayana 2
The specimens from 2 Apr → Mokapuu Peninsula, Oʻahu 16 April 1948 1 specimens, 1 name · placed by island
Sporobolus virginicus 1
The specimens from 16 Apr → Waianae Range. Waianaeuka. Mt. Kaala, Oʻahu 18 April 1948 9 specimens, 8 names · placed by island
Melicope clusiifolia 2 , Asplenium lobulatum 1 , Cyperus sandwicensis 1
The specimens from 18 Apr → Koolau Mts., Halawa, Oʻahu 25 April 1948 7 specimens, 6 names · placed by island
Melicope wawreana 2 , Coprosma longifolia 1 , Dicranopteris linearis 1
The specimens from 25 Apr →