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.
Naha, Yogi Agricultural Institute, Okinawa 20 June 1951 4 specimens, 4 names · placed by island
Cyclospermum leptophyllum 1 , Echinochloa colonum 1 , Paspalum conjugatum 1
The specimens from 20 Jun → Okinawa Island: Naha - Tomari village near Info. Center 23 June 1951 2 specimens, 2 names · placed by island
Paspalum urvillei 1 , Taraxacum officinale 1
The specimens from 23 Jun → Okinawa; Naha, Yogi Agricultural Institute 24 June 1951 14 specimens, 13 names · placed by island
Echinochloa oryzoides 2 , Digitaria sanguinalis 1 , Digitaria violascens 1
The specimens from 24 Jun → Naha, near Namino Ue, Okinawa 25 June 1951 8 specimens, 8 names · placed by island
Digitaria ciliaris 1 , Ipomoea pes-caprae 1 , Leucas 1
The specimens from 25 Jun → Nakagami, Uchikina, Goeku-Son, Okinawa 27 June 1951 6 specimens, 6 names · placed by island
Daphniphyllum teijsmannii 1 , Dendropanax trifidus 1 , Hedyotis terminaliflora 1
The specimens from 27 Jun → Naha, Yogi Agricultural Station, Okinawa 3 July 1951 1 specimens, 1 name · placed by island
Cascabela thevetia 1
The specimens from 3 Jul → Nakagami; Kachin Peninsula, Okinawa 4 July 1951 9 specimens, 7 names · placed by island
Zoysia matrella 3 , Ipomoea pes-caprae 1 , Leptopetalum strigulosum 1
The specimens from 4 Jul → Kunigami near Nago. South of Nago., Okinawa 8 July 1951 7 specimens, 7 names · placed by island
Bonnaya ciliata 1 , Ctenitis subglandulosa 1 , Deparia lancea 1
The specimens from 8 Jul → Kunigami, Nago, Okinawa 9 July 1951 5 specimens, 5 names · placed by island
Diospyros ferrea 1 , Eugenia uniflora 1 , Pogonatherum crinitum 1
The specimens from 9 Jul → Kinugami, Taminato Ugan, Okinawa 10 July 1951 6 specimens, 6 names · placed by island
Ardisia quinquegona 1 , Cerbera manghas 1 , Lysimachia sikokiana 1
The specimens from 10 Jul → Kunigami, Nago-dake, Okinawa 11 July 1951 30 specimens, 30 names · placed by island
Ardisia crenata 1 , Ardisia pusilla 1 , Ardisia quinquegona 1
The specimens from 11 Jul → Kunigami, near Nago, Okinawa 12 July 1951 5 specimens, 5 names · placed by island
Calophyllum inophyllum 1 , Ehretia microphylla 1 , Kalopanax septemlobus 1
The specimens from 12 Jul → Kunigami, Tanyu-dake., Okinawa 13 July 1951 31 specimens, 30 names · placed by island
Ardisia quinquegona 2 , Amauropelta glanduligera 1 , Ardisia crenata 1
The specimens from 13 Jul → Katsu-dake, Okinawa 14 July 1951 7 specimens, 7 names · placed by island
Asplenium antiquum 1 , Aucuba japonica 1 , Callicarpa japonica 1
The specimens from 14 Jul → Kunigami, Hedo + Ishiyama, Okinawa 15 July 1951 1 specimens, 1 name · placed by island
Clinopodium chinense 1
The specimens from 15 Jul → Kunigami, Taminato Ugan, Okinawa 16 July 1951 3 specimens, 2 names · placed by island
Firmiana simplex 2 , Pteris cretica 1
The specimens from 16 Jul → Okinawa; Kumigami; Tanyu-dake 18 July 1951 1 specimens, 1 name · placed by island
Coix lacryma-jobi 1
The specimens from 18 Jul → Kunigami, Tanyu-dake, Okinawa 19 July 1951 1 specimens, 1 name · placed by island
Ilex goshiensis 1
The specimens from 19 Jul → Okinawa; Shimajiri, Itoman 21 July 1951 1 specimens, 1 name · placed by island
Setaria viridis 1
The specimens from 21 Jul → Okinawa; Okuma Beach, Kunigami, Hentona 23 July 1951 9 specimens, 8 names · placed by island
Spinifex littoreus 2 , Ipomoea hederacea 1 , Lysimachia mauritiana 1
The specimens from 23 Jul → Kunigami, enroute from Kunigami-mura to Yonaha-dake, Okinawa 24 July 1951 16 specimens, 15 names · placed by island
Ardisia pusilla 2 , Callicarpa japonica 1 , Coryphopteris hirsutipes 1
The specimens from 24 Jul → Okinawa Island: Kunigami, Hedo. Misaki 25 July 1951 10 specimens, 9 names · placed by island
Miscanthus sinensis 2 , Cyrtomium falcatum 1 , Ehretia microphylla 1
The specimens from 25 Jul → Along Benoki River., Okinawa 26 July 1951 8 specimens, 7 names · placed by island
Ardisia pusilla 2 , Diplazium incomptum 1 , Odontosoria chinensis 1
The specimens from 26 Jul → Kuni-gami, near Gesahi-Aja, Okinawa 27 July 1951 9 specimens, 9 names · placed by island
Bruguiera gymnorhiza 1 , Cyclosorus interruptus 1 , Heritiera littoralis 1
The specimens from 27 Jul → Near Hentona. Kunigami, Okinawa 28 July 1951 1 specimens, 1 name · placed by island
Cassytha filiformis 1
The specimens from 28 Jul → Shuri, Okinawa 30 July 1951 2 specimens, 2 names · placed by island
Bidens pilosa 1 , Eupatorium lindleyanum 1
The specimens from 30 Jul → Kunigami: Kushi-mura; along Henoko River, Okinawa 7 August 1951 9 specimens, 8 names · placed by island
Rotala rosea 2 , Aristida takeoi 1 , Bambusa multiplex 1
The specimens from 7 Aug → Nakagami; Nakagusuku Castle, Okinawa 11 August 1951 3 specimens, 3 names · placed by island
Adiantum capillus-veneris 1 , Ardisia sieboldii 1 , Zoysia matrella 1
The specimens from 11 Aug → Okinawa Prefecture: Kunigami-gun; Nuha, Ogimi-son 16 August 1951 3 specimens, 3 names · placed by island
Cocculus laurifolius 1 , Ichnanthus pallens 1 , Pteris dispar 1
The specimens from 16 Aug → Yaeyama Gunto; between Shira-hama and Sonai., Iriomote Island 17 August 1951 1 specimens, 1 name
Leptochilus ellipticus 1
The specimens from 17 Aug → Iriomoto Island; Yaeyama Gunto, Hoshitate to Urauchi River, Iriomote Island 21 August 1951 1 specimens, 1 name
Lophatherum gracile 1
The specimens from 21 Aug →