148 MacCAuGHEY: FOREST TREES OF HAWAIIAN ARCHIPELAGO 
PITTOSPORACEAE 
*25, PITTOSPORUM GLABRUM Hook. & Arn. Ho-awa; Oahu only; 1,800-2,500 ft.; 
o- and hygrophytic; r5—20 ft. 
¥*26. Saeoren ACUMINATUM Mann. Ho-awa or Papa-he-kili; Kauai only; 
2,000—4,000 ft.; mesophytic to pct tev akcpnegtae: 15-20 ft. 
*27, PITTOSPORUM SPATHULATUM (Gray) Mann. Ho-awa; Oahu only; 2,000—4,000 
ft.; hygrophytic; 15-20 
*28, PITTOSPORUM GLOMERATUM Hillebd. Ho-awa; Oahu only; 1,500-2,500 ft.; 
hygrophytic; 10-15 it. 
*29, PITTOSPORUM TERMINALIOIDES Planch. Ho-awa; Maui, Lanai, Hawaii; 
1,000-7,000 ft.; BRIT 15-20 ft. 
#30. PITTOSPORUM CAULIFLORUM Mann. Ho-awa; Kauai and ‘Waianae Range of 
u only; 1 Gi ts = hygrophytic; 20-30 ft. ! 
*31. PitTToSPORUM Hos Ro vii hua kukui; Hawaii only; 2,000-5,000 ft.; 
Sica 15-25 f 
¥32, porimeeios GAYANUM Rock. nace: Kauai only; 4,800-5,000 ft.; hygro- 
ic; 15-18 ft. 
33, eistascare INSIGNE Hillebd. Ho-awa; Maui only; 2,000-6,000 ft.; hygro; 
phytic; 18-25 ft 
*34. PITTOSPORUM HAWAIIENSE Hillebd. Ho-awa; Hawaii only; 2 jcrpeonittes tt; 
hygrophytic; 15-18 ft 
*35. PITTOSPORUM KAUAIENSE Hillebd. Ho-awa; Kauai only; 2,000-4,000 ft.; 
hygrophytic; 30-40 ft., the largest member of the genus. 
*36. PITTOSPORUM CONFERTIFLORUM Gray. H 
o-awa; Maui, Lanai, Hawaii; 2,000- 
5,000 ft.; hygrophytic; 15-22 ft. 
LEGUMINOSAE 
*37. ACACIA KOA Gray. Koa; all islands, a dominant species, formerly exceedingly 
plentiful; — to 6,000 ft.; mesophytic to semi-xero phytic, also growing 
in lower rain-forests; 20-80 ft.; wood valuable, the “‘Hawaiian Mahogany”’ 
of commerce; used for furniture, interior trim 
Acacia koala Hillebd. Koa-ia or Koa-oha; Leal thsk Hawaii; 1,000—3,000 
ft.; xerophytic; 20-25 ft.; wood much harder than koa; tree not abundant. 
#39, ec KAUAIENSE (Mann) Hillebd. a or Kea; allislands except 
Molokai and Lanai; 500-3,000 ft.; xerophytic; 20-30 ft.; wood extremely 
hard, almost black. 
*40. SOPHORA CHRYSOPHYLLA (Salisb.) Seem. Ma-mani; all islands except Oahu an 
Moiokai; sea-level to 10,000 ft., most abundant in upper forest zone of 
Hawaii; xerophytic; 4-40 ft., the largest trees occurring at [the higher 
levels; wood very hard and durable, much used for posts. 
41. ERYTHRINA MONOSPERMA Gaud. Wiéili-wili; all islands; lowlands up to 1,500 
ft.; strongly xerophytic; 20-30 ft.; deciduous white and buoyant, 
soft and like cork; occurs in various island groups of the South Pacific Ocean. 
RUTACEAE 
OXYLUM OAHUENSE Hillebd. Ae or He-a’e; Oahu only; 1,800-3,000 
ft.; hygrophytic; 15-20 ft. 
*43. XANTHOXYLUM HAWAIIENSE Hillebd. A’e or He-a’e; Hawaii and Mount 
aui; var. citriodora Rock occurs on Lanai and Kauai; 1,200- 
6,000 ft.; : sebapieaties 15-25 ft. 
e-a- 
