Page:Radlkofer and Rock - New and Noteworthy Hawaiian Plants.djvu/10

This page has been proofread, but needs to be validated.

6

Sapindus Thurstonii, Rock sp. n.

Vulgo A'e et Manele in Hawaii.

Arbor (decidua?) 10 m—26 m alta, truncus erectus 0.3 m—1.3 m diameter; cortice bruneo, desquamante ab arboribus maturis; rami teretes brunei, glabrati; folia alterna abrupte vel imparipinnata, petiolis 4.5 cm—6 cm longis, tomentulosis, rachibus minime marginatis et in folia novella alatis; foliolis suboppositis, minime falcatis, 6 cm—12 cm longis, 2 cm 3.5 cm latis, apice acuminatis, basi rotundis, supra glabris, subtus tomentulosis; nervo mediano valide prominente; paniculae terminales pubescentes circa 12 cm longae; flores (ignoti); cocci 1—2 globosi 17 mm—20 mm diametro, ad basin connati vel singuli cum rudimentis 1—2 ovulorum abortivorum; pericarpium coriaceum; semina globosa, fuscata vel nigra 10 mm—12 mm diametro; testa ossea sine caespitosa pilositate ad basin.

In archipelagi Hawaiiensis insula Hawaii: J. F. Rock leg. in declivibus mentis Hualalai, Puuwaawaa 2700 pedes's.m.Jun. a. 1909 et Mauna Loa orientem versus, 4500 pedes's.m. Aprilis a. 1911.

A. deciduous? tree 10 m-26 m high with a trunk of 0.3 m-1.3 m in diam.; bark light brown falling off in scales from old trees, exposing the smooth inner layers; branchlets terete, light brown and glabrous; leaves alternate abruptly or impari pinnate on a main petiole of 4.5 cm-6 cm, slightly tomentose, the rachis slightly marginate, but winged in the young leaves; leaflets nearly opposite and subsessile in 4-6 pairs, chartaceous elliptical—oblong slightly falcate, 6 cm-12 cm x 2 cm-3.5 cm, acuminate at the apex but rounded at the base, glabrous, dark green and somewhat shining above, light green and slightly tomentose underneath with the median nerve very prominent; the pubescent panicles are terminal, about 12 cm long, and branching; flowers unknown; ripe fruits consisting of 1-2 globose cocci 17 mm-20 mm in diam., which are connate at the base, or when single bear the rudiments of two abortive ones; pericarp coriaceous, endocarp pergameneous pale; seeds globose dark reddish brown or black 10 mm-12 mm in diam. with a bony testa bearing no tufts of hair at their base.

The tree is named in honor of Mr. L. A. Thurston of Hono-