Pelekunu, Molokaʻi 24 June 1938 2 specimens, 2 names
Coprosma ochracea 1 , Metrosideros polymorpha 1
The specimens from 24 Jun → Keanamanu valley, Oʻahu 2 July 1938 3 specimens, 3 names · placed by island
Campylopus exasperatus 1 , Cocculus orbiculatus 1 , Macromitrium piliferum 1
The specimens from 2 Jul → Koolau Mts., Kipapa Gulch, Oʻahu 3 July 1938 3 specimens, 3 names · placed by island
Eleocharis exigua 1 , Polyscias oahuensis 1 , Stereocaulon ramulosum 1
The specimens from 3 Jul → Pepeopae Bog, Molokaʻi 6–12 July 1938 · 7 days 72 specimens, 60 names
Astelia menziesiana 4 , Campylopus hawaiicus 3 , Elaphoglossum fauriei 2
The specimens from 6 Jul–12 Jul → W Maui, Puu Kukui 23–26 July 1938 · 4 days 77 specimens, 56 names · placed by island
Campylopus schmidii 6 , Holomitrium seticalycinum 4 , Brotherella opaeodon 3
The specimens from 23 Jul–26 Jul → Honokowai Ridge nr Haelaau, Maui 27–29 July 1938 · 3 days 15 specimens, 14 names
Lobelia gloria-montis 2 , Clermontia grandiflora 1 , Coprosma foliosa 1
The specimens from 27 Jul–29 Jul → Honokowai-Amalu Ridge, above Haelaau, Maui 31 July 1938 3 specimens, 3 names · placed by island
Lipochaeta integrifolia 1 , Pipturus albidus 1 , Wikstroemia sandwicensis 1
The specimens from 31 Jul → W Maui, Lahaina District, Honokahua-Amalu ridge, above Haelaau 1–2 August 1938 · 2 days 69 specimens, 62 names
Metrosideros polymorpha 3 , Pannaria lurida 2 , Dicranella hochreutineri 2
The specimens from 1 Aug–2 Aug → In pineapple fields NE of Lahaina, Maui 3 August 1938 2 specimens, 2 names · placed by island
Lipochaeta lavarum 1 , Pityrogramma austroamericana 1
The specimens from 3 Aug → East Maui, Haleakala Crater below Observation House 4 August 1938 33 specimens, 29 names · placed by island
Grimmia torquata 3 , Philonotis falcata 2 , Pseudognaphalium sandwicensium 2
The specimens from 4 Aug → East Maui, Haleakala, Halemauu trail 5 August 1938 13 specimens, 12 names · placed by island
Bryoria smithii 2 , Brachythecium hawaiicum 1 , Ceratodon purpureus 1
The specimens from 5 Aug → Alakai, Lehua Makanoe Bog, Kauaʻi 8 August 1938 1 specimens, 1 name · placed by island
Deschampsia nubigena 1
The specimens from 8 Aug → Alakai, Lehua makanoe, Kauaʻi 12–13 August 1938 · 2 days 49 specimens, 38 names · placed by island
Dichanthelium hillebrandianum 4 , Leucobryum gracile 3 , Kadua affinis 2
The specimens from 12 Aug–13 Aug → Between Kokee and Milolii valley, Kauaʻi 14 August 1938 13 specimens, 13 names
Alphitonia ponderosa 1 , Asplenium kaulfussii 1 , Cyrtomium caryotideum 1
The specimens from 14 Aug → Alakai between Lehua makanoe and Kilohana, Kauaʻi 15 August 1938 30 specimens, 25 names · placed by island
Dichanthelium cynodon 3 , Nertera granadensis 2 , Asplenium polyodon 2
The specimens from 15 Aug → Kawaikoi Gulch Trail from Kokee-Mohihi road to Lehua maka noe.Alakai Swamp Trail, Kauaʻi 16 August 1938 20 specimens, 18 names · placed by island
Geniostoma waialealae 3 , Campylopus hawaiicus 1 , Campylopus umbellatus 1
The specimens from 16 Aug → Kokee, Kauaʻi 17 August 1938 5 specimens, 5 names · placed by island
Collema kauaiense 1 , Hypotrachyna microblasta 1 , Pannaria exasperata 1
The specimens from 17 Aug → rim of Waimea Canyon, below Kokee settlements, Kauaʻi 18 August 1938 1 specimens, 1 name · placed by island
Leptecophylla tameiameiae 1
The specimens from 18 Aug → Kohua ridge, Kawaia trail, Kauaʻi 19 August 1938 37 specimens, 33 names · placed by island
Campylopus hawaiicus 3 , Panicum nephelophilum 3 , Asplenium schizophyllum 1
The specimens from 19 Aug → Kokee-Kalalau Trail, Kauaʻi 20 August 1938 8 specimens, 8 names · placed by island
Claoxylon sandwicense 1 , Cyrtandra paludosa 1 , Dianella sandwicensis 1
The specimens from 20 Aug → Kokee, Nualolo trail, Kauaʻi 21 August 1938 1 specimens, 1 name · placed by island
Geniostoma degeneri 1
The specimens from 21 Aug → Waimea, Waialae valley near Ranger station, Kauaʻi 22 August 1938 13 specimens, 12 names · placed by island
Radulina borbonica 2 , Cyperus hypochlorus 1 , Cyrtandra kauaiensis 1
The specimens from 22 Aug → Summit of Waialeale, Kauaʻi 23 August 1938 28 specimens, 17 names · placed by island
Plantago pachyphylla 5 , Dichanthelium cynodon 3 , Rhynchospora chinensis 3
The specimens from 23 Aug → Nualolo trail, Kauaʻi 25 August 1938 7 specimens, 6 names · placed by island
Campylopus schmidii 2 , Boehmeria grandis 1 , Ectropothecium arcuatum 1
The specimens from 25 Aug → Haena Bay, Kauaʻi 27 August 1938 3 specimens, 3 names · placed by island
Chrysothrix candelaris 1 , Hyperphyscia pandani 1 , Parmotrema cetratum 1
The specimens from 27 Aug → Koolau Mts., Pupukea-Kahuku trail, Oʻahu 2 September 1938 10 specimens, 7 names · placed by island
Wikstroemia oahuensis 3 , Planchonella 2 , Leucobryum gracile 1
The specimens from 2 Sep → Waianae Mts., S Puu Hapapa, Oʻahu 3 September 1938 25 specimens, 21 names · placed by island
Pisonia sandwicensis 2 , Pyrenula neosandwicensis 2 , Euphorbia celastroides 2
The specimens from 3 Sep → Honaunau, Hawaiʻi Island 6 September 1938 2 specimens, 2 names · placed by island
Fimbristylis cymosa 1 , Wikstroemia sandwicensis 1
The specimens from 6 Sep → Kohala Mts., upper Hamakua ditch trail, between Koiawe and Alakahi valleys, Hawaiʻi Island 7–8 September 1938 · 2 days 67 specimens, 56 names · placed by island
Plagiothecium draytonii 4 , Breutelia arundinifolia 3 , Holomitrium seticalycinum 2
The specimens from 7 Sep–8 Sep → Kohala, Upper Hamakua ditch above Waimea, Hawaiʻi Island 9 September 1938 24 specimens, 21 names
Plagiothecium draytonii 3 , Distichophyllum paradoxum 2 , Baldwiniella kealeensis 1
The specimens from 9 Sep → Kohala Mts., upper Hamakua ditch trail, Hawaiʻi Island 10 September 1938 2 specimens, 2 names · placed by island
Sadleria squarrosa 1 , Setaria palmifolia 1
The specimens from 10 Sep → N Kona, Huehue, near main road, Hawaiʻi Island 11 September 1938 17 specimens, 16 names · placed by island
Rumex skottsbergii 2 , Cocculus orbiculatus 1 , Diospyros sandwicensis 1
The specimens from 11 Sep → Kilauea, Hawaiʻi Island 12 September 1938 1 specimens, 1 name · placed by island
Dodonaea viscosa 1
The specimens from 12 Sep → Hilo-Kilauea road, 23 miles, Hawaiʻi Island 13 September 1938 27 specimens, 25 names · placed by island
Radulina borbonica 2 , Peperomia hypoleuca 2 , Barbellopsis trichophora 1
The specimens from 13 Sep → Near end of Mauna Loa truck road from Kilauea, Hawaiʻi Island 14 September 1938 7 specimens, 6 names · placed by island
Panicum tenuifolium 2 , Acacia koa 1 , Asplenium adiantum-nigrum 1
The specimens from 14 Sep → S. Kona, along new road below Naalehu, Hawaiʻi Island 16 September 1938 1 specimens, 1 name · placed by island
Pittosporum hosmeri 1
The specimens from 16 Sep → Waianae Mts., Kealia trail, Oʻahu 18 September 1938 7 specimens, 7 names · placed by island
Chenopodium oahuense 1 , Cyclosorus interruptus 1 , Cyperus polystachyos 1
The specimens from 18 Sep → top of Wailau trail, Kauaʻi 20 September 1938 2 specimens, 2 names
Cheirodendron trigynum 1 , Kadua acuminata 1
The specimens from 20 Sep → Waialae Valley nr ranger station, Kauaʻi 22 September 1938 1 specimens, 1 name · placed by island
Limbella tricostata 1
The specimens from 22 Sep → Nr summit Waialeale, Kauaʻi 23 September 1938 1 specimens, 1 name · placed by island
Limbella tricostata 1
The specimens from 23 Sep → Kaala, Waianae Mts, Oʻahu 25 September 1938 46 specimens, 37 names · placed by island
Pipturus albidus 3 , Dubautia plantaginea 2 , Claoxylon sandwicense 2
The specimens from 25 Sep → Koolau Mts., Castle Trail, Punaluu, Oʻahu 27 September 1938 78 specimens, 53 names · placed by island
Perrottetia sandwicensis 15 , Scaevola gaudichaudiana 4 , Cyrtandra kalichii 3
The specimens from 27 Sep → Koko Head: rocky coast nearby, Oʻahu 28 September 1938 1 specimens, 1 name · placed by island
Lipochaeta integrifolia 1
The specimens from 28 Sep → Upper Maunahui Campus, Molokaʻi 7 October 1938 1 specimens, 1 name · placed by island
Gamochaeta purpurea 1
The specimens from 7 Oct →