Amaranthaceae GH: 00036937  Achyranthes splendens reflexa Hillebrand : Hawaii Molokai   W. Hillebrand   
Apiaceae GH: 00077439  Peucedanum sandwicense  Hillebrand : Hawaii Molokai and Maui   W. Hillebrand   
Apocynaceae GH: 02381175  Ochrosia sp.   : Hawaii Sandwich Islands   W. Hillebrand   
 GH: 02381173  Ochrosia sp.   : Hawaii Oahu.   W. Hillebrand  1871 
Araliaceae GH: 00073615  Tetraplasandra meiandra hillebrandii Sherff : Hawaii Island of Lanai   W. Hillebrand  1870 
 GH: 00073318  Tetraplasandra oahuensis  (A. Gray) Harms : Hawaii Oahu, Nuuanua, Mt. Kaala   W. Hillebrand  1867 
 GH: 00073317  Tetraplasandra oahuensis  (A. Gray) Harms : Hawaii Oahu, Nuuanu, Mt. Kaala   W. Hillebrand  1867 
 GH: 00073615  Tetraplasandra oahuensis  (A. Gray) Harms : Hawaii Island of Lanai   W. Hillebrand  1870 
 GH: 00073317  Tetraplasandra oahuensis eradiata Sherff : Hawaii Oahu, Nuuanu, Mt. Kaala   W. Hillebrand  1867 
 GH: 00073318  Triplasandra kaalae  Hillebrand : Hawaii Oahu, Nuuanua, Mt. Kaala   W. Hillebrand  1867 
Asteraceae GH: 00004176  Campylotheca molokaiensis  Hillebrand : Hawaii Molokai   W. Hillebrand  1876 
 GH: 00004211  Coreopsis mauiensis lanaiensis Sherff : Hawaii Lanai   W. Hillebrand  1870 
 GH: 00006458  Dubautia laxa hirsuta Hillebrand : Hawaii    W. Hillebrand   
 GH: 00011607  Railliardia hillebrandii  W. Mann : Hawaii    W. Hillebrand   
 GH: 00011606  Railliardia hillebrandii  W. Mann : Hawaii    W. Hillebrand 14  
 GH: 00011618  Railliardia molokaiensis  Hillebrand : Hawaii Molokai   W. Hillebrand  1870 
 GH: 00011619  Railliardia molokaiensis  Hillebrand : Hawaii Molokai   W. Hillebrand  1870 
 GH: 00011656  Remya mauiensis  Hillebrand : Hawaii    W. Hillebrand   
 GH: 00013055  Tetramolopium filiforme  Sherff : Hawaii Oahu   W. Hillebrand  1869 
 GH: 00014087  Wilkesia grayanum  Hillebrandt : Hawaii Mount Ecka   W. Hillebrand   
Begoniaceae GH: 00068354  Hillebrandia sandwicensis  Oliver : Hawaii    W. Hillebrand   
Bombacaceae GH: 00052868  Kokia lanceolata  Lewton : Hawaii Oahu (Wailupe Valley), Molokai   W. Hillebrand   
Bryaceae FH: 00213827  Mielichhoferia pulvinata  Müller Halle : Hawaii    W. Hillebrand  1872 
Caryophyllaceae GH: 00135143  Schiedea hookeri  A. Gray : Hawaii West slope of Mount Kaala, Oahu   W. Hillebrand  1871 
 GH: 00135143  Schiedea hookeri intercedens Sherff : Hawaii West slope of Mount Kaala, Oahu   W. Hillebrand  1871 
 GH: 00135146  Schiedea lydgatei  Hillebrand : Hawaii Molokai, Kalawau   W. Hillebrand  1870 
 GH: 00135152  Schiedea pubescens  Hillebrand : Hawaii Molokai, Kalae   W. Hillebrand  1870 
Convolvulaceae GH: 01179436  Ipomoea littoralis  Blume : Hawaii [data not captured]   W. Hillebrand   
 GH: 01179475  Ipomoea pes-caprae brasiliensis (Linnaeus) Ooststroom : Hawaii [data not captured]   W. Hillebrand 391  
Cyperaceae GH: 00067691  Carex feta  L. H. Bailey USA: California Big Trees   W. Hillebrand 2305 1864 
 GH: 00067691  Carex straminea mixta L. H. Bailey USA: California Big Trees   W. Hillebrand 2305 1864 
Fissidentaceae FH: 00060733  Fissidens alto-gracilis  Müller Halle : Hawaii    W. Hillebrand  1870 
Geraniaceae GH: 00351563  Geranium cuneatum  Hooker : Hawaii N. Maui, Summit of Mt. Eeka   W. Hillebrand   
 GH: 00351563  Geranium hillebrandii  Aedo & Munoz Garm. : Hawaii N. Maui, Summit of Mt. Eeka   W. Hillebrand   
 GH: 00351563  Geranium humile  Hillebrand : Hawaii N. Maui, Summit of Mt. Eeka   W. Hillebrand   
 GH: 00351563  Geranium humile menziesii Fosberg : Hawaii N. Maui, Summit of Mt. Eeka   W. Hillebrand   
Gesneriaceae GH: 00092008  Cyrtandra biserrata  W. F. Hillebrand : Hawaii Molokai:    W. Hillebrand   
 GH: 00092025  Cyrtandra gracilis  Hillebrand : Hawaii Oahu: Palolo   W. Hillebrand   
 GH: 00092026  Cyrtandra grayana  Hillebrand : Hawaii West Maui, Mount Eeka, 4000 feet   W. Hillebrand   
 GH: 00092032  Cyrtandra hillebrandi  Oliver : Hawaii Oahu:    W. Hillebrand   
 GH: 01005076  Cyrtandra hirsuta  Jack : Hawaii Achu Kalihi   W. Hillebrand   
 GH: 00092044  Cyrtandra lydgatei  Hillebrand : Hawaii Molokai: In between Kalac and Mupulehn?   W. Hillebrand   
 GH: 00092046  Cyrtandra macrocalyx  Hillebrand : Hawaii Molokai:    W. Hillebrand  1870 
 GH: 00092047  Cyrtandra malacophylla  C. B. Clarke : Hawaii West Maui   W. Hillebrand   
 GH: 00092032  Cyrtandra oliveri  Rock : Hawaii Oahu:    W. Hillebrand   
 GH: 00092216  Cyrtandra paludosa brevicalyx Hillebrand : Hawaii Oahu: Kaala Mountains   W. Hillebrand  1870-7 
 GH: 00092062  Cyrtandra procera  Hillebrand : Hawaii Molokai: Tali of Telekunn, 3000 feet   W. Hillebrand   
 GH: 01005076  Cyrtandra waiolani  Wawra : Hawaii Achu Kalihi   W. Hillebrand   
Goodeniaceae GH: 00033462  Scaevola chamissoniana  Gaudichaud : Hawaii Lanai   W. Hillebrand   
 GH: 00033462  Scaevola cylindrocarpa  Hillebrand : Hawaii Lanai   W. Hillebrand   
Hookeriaceae FH: 00213302  Hookeria hillebrandii  Müller Halle : Hawaii    W. Hillebrand  1870 
 FH: 00213302  Hookeriopsis hillebrandii  (Müller Halle) Brotherus : Hawaii    W. Hillebrand  1870 
Hypnaceae FH: 00213393  Isopterygium hawaicum  (Müller Halle) Paris : Hawaii Haleakala: Monte Haleakala   W. Hillebrand  1872-3 
 FH: 00213393  Taxicaulis hawaiicus  Müller Halle : Hawaii Haleakala: Monte Haleakala   W. Hillebrand  1872-3 
Kallymeniaceae FH: 00789043  Callophyllis variegata  (Bory) Kützing Panama:  Aspinwall   W. Hillebrand   
Lamiaceae GH: 00001149  Haplostachys linearifolia rosmarinifolia (Hillebrand) Sherff : Hawaii Molokai: Kamaloo   W. Hillebrand   
 GH: 00001149  Haplostachys rosmarinifolia  Hillebrandt : Hawaii Molokai: Kamaloo   W. Hillebrand   
 GH: 00002128  Stenogyne macrantha latifolia Hillebrand : Hawaii Vicinity of Mauna Kea   W. Hillebrand 339  
 GH: 00002141  Stenogyne sessilis lanaiensis Sherff : Hawaii    W. Hillebrand  1870 
 GH: 00002111  Stenogyne vagans  Hillebrand : Hawaii    W. Hillebrand 350 p.p.  
 GH: 00002145  Stenogyne viridis  Hillebrand : Hawaii Kaanapali: Western Maui   W. Hillebrand  1870 
Lobeliaceae GH: 00033100  Clermontia coerulea  Hillebrand : Hawaii    W. Hillebrand 91  
 GH: 00033126  Clermontia micrantha  (Hillebrand) Rock : Hawaii Maui   W. Hillebrand   
 GH: 00033125  Clermontia multiflora  Hillebrand : Hawaii Maui   W. Hillebrand   
 GH: 00033126  Clermontia multiflora micrantha Hillebrand : Hawaii Maui   W. Hillebrand   
 GH: 00033133  Clermontia pallida  Hillebrand : Hawaii Molokai   W. Hillebrand  1870 
 GH: 02528967  Cyanea arborea  Hillebrand : Hawaii East Maui. Southern slope   W. Hillebrand  1871 
 GH: 00078326  Cyanea ferox  Hillebrand : Hawaii    W. Hillebrand  1870 
 GH: 00078327  Cyanea solanacea  Hillebrand : Hawaii    W. Hillebrand   
 GH: 01005080  Cyanea superba  A. Gray : Hawaii Oahu: Kaala   W. Hillebrand   
 GH: 01005081  Cyanea superba  A. Gray : Hawaii Oahu: Oahu   W. Hillebrand  1871 
 GH: 00078329  Delissea fallax  Hillebrand : Hawaii    W. Hillebrand   
 GH: 00078328  Delissea laciniata  Hillebrand : Hawaii Oahu   W. Hillebrand  1871 
 GH: 00078321  Delissea lanaiensis  (Rock) Lammers : Hawaii Lanai:    W. Hillebrand  1871 
 GH: 00078322  Delissea parviflora  Hillebrand : Hawaii Hamakua   W. Hillebrand   
 GH: 00078320  Delissea sinuata  Hillebrand : Hawaii Oahu, Makalcha   W. Hillebrand  1871 
 GH: 00078321  Delissea sinuata lanaiensis Rock : Hawaii Lanai:    W. Hillebrand  1871 
 GH: 02528961  Delissea subcordata  Gaudichaud : Hawaii Oahu: Wailape   W. Hillebrand  1871 
 GH: 02528963  Delissea subcordata  Gaudichaud : Hawaii Oahu: Waipio   W. Hillebrand   
 GH: 00078324  Lobelia hillebrandii  Rock : Hawaii Wailuku   W. Hillebrand  1870 
 GH: 00078333  Lobelia hypoleuca  Hillebrand : Hawaii    W. Hillebrand  1870 
 GH: 00078323  Lobelia yuccoides  Hillebrand : Hawaii Oahu   W. Hillebrand  1869 
Malvaceae GH: 01184928  Hibiscus kokio  Hillebrand ex Wawra : Hawaii [data not captured]   W. Hillebrand  1870 
Meteoriaceae FH: 00079872  Pilotrichella desmoclada  Müller Halle : Hawaii sine loco spec.   W. Hillebrand   
 FH: 00079872  Pilotrichella mauiensis  (Sullivant) Jaeger : Hawaii sine loco spec.   W. Hillebrand   
Myrsinaceae GH: 00025463  Embelia pacifica  Hillebrand : Hawaii Lanai, Maui, Oahu   W. Hillebrand  1879 
Nyctaginaceae GH: 00046920  Pisonia sandwicensis  Hillebrand : Hawaii Lanai and Maui   W. Hillebrand   
Orchidaceae GH: 02090451  Odontochilus sandvicensis  (Lindley) Bentham & Hooker f. : Hawaii Sandwich Islands   W. Hillebrand 468 1865-5 
Orthotrichaceae FH: 00213604  Macromitrium emersulum  Müller Halle : Hawaii    W. Hillebrand   
 FH: 00213660  Macromitrium plebejum  Müller Halle : Hawaii    W. Hillebrand   
 FH: 00213964  Orthotrichum verrucatum  Müller Halle : Hawaii    W. Hillebrand   
 FH: 00213179  Zygodon firmus  Müller Halle : Hawaii    W. Hillebrand   
Pittosporaceae GH: 00043245  Pittosporum hawaiiense  Hillebrand : Hawaii Kona   W. Hillebrand 306  
 GH: 00043250  Pittosporum insigne  Hillebrand : Hawaii West Maui   W. Hillebrand  1874 
Poaceae GH: 00361433  Achnatherum nevadense  (B. L. Johnson) Barkworth USA: California Big Trees   W. Hillebrand 2255 1866 
 GH: 00341209  Agrostis exarata  Trinius USA: California Calaveras Co. Cal   W. Hillebrand 2248  
 GH: 00341306  Agrostis scabra  Willdenow USA: California Calaveras Co. Cal   W. Hillebrand 2249  
 GH: 00341356  Agrostis variabilis  Rydberg USA: California Calaveras Co. Cal   W. Hillebrand 2247  
 GH: 00341558  Calamagrostis canadensis robusta Vasey USA: California Calaveras Co. Cal   W. Hillebrand 2245 1866 
 GH: 00361433  Stipa nevadensis  B. L. Johnson USA: California Big Trees   W. Hillebrand 2255 1866 
Polygonaceae GH: 00036811  Rumex albescens  Hillebrand : Hawaii Oahu: Kuala Mountains   W. Hillebrand  1871 
Pottiaceae FH: 00213179  Hymenostylium firmum  (Müller Halle) Brotherus : Hawaii    W. Hillebrand   
 FH: 00213179  Hymenostylium recurvirostrum  (Hedwig) Dixon : Hawaii    W. Hillebrand   
 FH: 00213876  Hymenostylium recurvirostrum  (Hedwig) Dixon : Hawaii    W. Hillebrand   
 FH: 00213876  Molendoa crassinervis  Brotherus : Hawaii    W. Hillebrand   
Primulaceae GH: 00022986  Lysimachia hillebrandii  Hooker f. ex A. Gray : Hawaii Kalihi, Oahu   W. Hillebrand 183  
Rubiaceae GH: 00251337  Hedyotis coriacea conostyla (Gaudichaud) Fosberg : Hawaii Sandwich Islands, Hawaii   W. Hillebrand 202  
 GH: 00097071  Hedyotis schlechtendahliana remyi (Hillebrand) Fosberg : Hawaii Lanai   W. Hillebrand  1870 
 GH: 00097071  Kadua remyi  Hillebrand : Hawaii Lanai   W. Hillebrand  1870 
Rutaceae GH: 00589551  Fagara maviense lanaiense Sherff : Hawaii Lanai & Molokai [in Fl. Hawaiian Isl. (Hille...  W. Hillebrand  1870 
 GH: 00993763  Melicope sessilis  (H. Léveillé) T. G. Hartley & B. C. Stone : Hawaii W. Maui   W. Hillebrand  1870 
 GH: 00993763  Pelea parvifolia  Hillebrand : Hawaii W. Maui   W. Hillebrand  1870 
 GH: 00044164  Platydesma cornutum  Hillebrand : Hawaii Oahu and Kauai   W. Hillebrand   
 GH: 00589551  Zanthoxylum mauiense  H. Mann : Hawaii Lanai & Molokai [in Fl. Hawaiian Isl. (Hille...  W. Hillebrand  1870 
 GH: 00589551  Zanthoxylum mauiense lanaiense (Sherff) H. St. John : Hawaii Lanai & Molokai [in Fl. Hawaiian Isl. (Hille...  W. Hillebrand  1870 
 GH: 00589551  Zanthoxylum sp.   : Hawaii Lanai & Molokai [in Fl. Hawaiian Isl. (Hille...  W. Hillebrand  1870 
Santalaceae GH: 00251307  Exocarpos menziesii  Stauffer : Hawaii Sandwich Islands, Hawaii   W. Hillebrand 300  
 GH: 01221113  Santalum freycinetianum  Gaudichaud : Hawaii [no additional data]   W. Hillebrand  1865-7 
Sapindaceae GH: 00050729  Dodonaea eriocarpa hillebrandii Sherff : Hawaii    W. Hillebrand   
 GH: 00050737  Dodonaea stenoptera  Hillebrand : Hawaii Kamaloo, Molokai   W. Hillebrand   
 GH: 00050890  Sapindus oahuensis  Hillebrand ex Radlkofer : Hawaii Oahu   W. Hillebrand  1870 
Sapotaceae GH: 00075588  Chrysophyllum polynesicum  Hillebrand : Hawaii Molokai   W. Hillebrand  1870 
 GH: 00075972  Sideroxylon spathulatum densiflorum Hillebrand : Hawaii    W. Hillebrand   
Solanaceae GH: 00967242  Solanum popolo  H. St. John : Hawaii Lanai: Lani   W. Hillebrand   
 GH: 00967242  Solanum puberulum  Nuttall ex Seemann : Hawaii Lanai: Lani   W. Hillebrand   
Solieriaceae FH: 00909028  Eucheuma isiforme denudatum D. P. Cheney : Hawaii Sandwich Islands, Sandwich, MA   W. Hillebrand   
Thymelaeaceae GH: 00061616  Wikstroemia bicornuta  Hillebrand : Hawaii Lanai   W. Hillebrand   
 GH: 00061616  Wikstroemia sandwicensis  Meisner : Hawaii Lanai   W. Hillebrand   
 GH: 00061626  Wikstroemia sandwicensis  Meisner : Hawaii W. Maui, ridge of Wailuku   W. Hillebrand   
 GH: 00061626  Wikstroemia villosa  Hillebrand : Hawaii W. Maui, ridge of Wailuku   W. Hillebrand   
Urticaceae GH: 01221909  Urera sandwicensis  Wedd. : Hawaii Sandwich islands   W. Hillebrand 170 1865-7 
Violaceae GH: 00067055  Isodendrion hillebrandii  H. St. John : Hawaii Oahu, Waianae on bare rocky hills   W. Hillebrand   
 GH: 00067205  Viola helioscopia  Hillebrand : Hawaii Oahu Island, Kaala Mountains, ridge of Hakak...  W. Hillebrand  1869 
 GH: 00067211  Viola robusta  Hillebrand : Hawaii Molokai Island, [Kamalos], 3000 feet   W. Hillebrand  1874