76 RUTACEAE. [Zanthoxylum. 
the edge. Panicles at the base of the branch 3—4! long, loosely- and 
few- erare. Fol mae = 6', pitted and oslo rugose. 
! on high ridges nah d Niu. The culation, or rather the gn 
ing of all the petioles (for tae are not apt to break bene, seems to be constant in t 
species, which is by no means the case in the first and third, where it is confined @ 
the terminal petiolule 
5. Z. Hawaiiense, sp. n. — Size and habit of the apart spies 
Leaves pedately 3-foliolate, on petioles of 1/2—2‘, the lea 
articulate stalks of nearly even length (1—1!/2’), ovate, saasele acu- 
diameter. Panicles at the base of the branches, ct some in the axils 
of true leaves. Follicles rote almost cea 3— 
Hawaii! Central Plateau, 5000—6000 ft. above the 
& var. — Petiolules 9—15” long. Leaflets almost deltoid, subacute. 
Follicles eminently pitted. Seeds 4”, with a rhaphe of 1/2 its length, 
almost exalbuminous.. Embryo as before. 
ai! 
6. Z. dipetalum, Mann, 1. c, p. 319, and Enum. no. 82. — A handsome 
tree, about 30 ft. high, quite glabrous. Leaves 6—7/ long including a 
petiole of 1—1'/2', pinnately 5—7- foliolate, the lowest pair of Jeaflets 
generally with a pair of smaller stipelliforas or auricular folioles close to 
its base. Lateral petiolules 3“, the terminal one 6— —9‘, often articulate. 
Leaflets oblong, 3—3}/o! x ut fa—18J4', obtuse, all ee and nearly 
sym 
dots, glossy. Panicles eridecd ad kd sAipbaltifolions 3 —4’ lo ong, with a 
petniate of 1—1''2’ and suberect branches, the ternate flowers on wacticate 
of 3", the lateral pedicels minutely bracteate below the middle. Male fl. 
Bepala 4, rounded, less than 1“ high. Petals 2, lanceolate, thick coriaceous 
and vralvate, 5“ long. Stamens 4, searcely half the ienoth of the petals, 
placed on the edge of the disk, with long apiculate anthers of 1—1! [2". 
Ovary a ary. 
Oahu! slopes of Waiolani in Nuuanu valley. 
ar. — Leaves generally 3-foliolate, with the rarely wanting reduced 
leaflets close to the outer folioles, thus appearing pedately 5-foliolate, the 
median or terminal petiolule 10—12” and articulate. Leaflets smaller 
and thicker than in a, with pellucid dots along the margin only, 
18/4—2‘ XX 1—11/2‘. Inflorescence of undeveloped buds pubescent. Pe- 
tals 4, firmly cohering. Anthers acute, much longer than their filaments. 
Hawaii! Kawaihae iuka of the Kohala range. : 
¥ var. -- Leaves on short petioles of 1/2’ or less, 3—1-foliolate, with 
the supplementary ack of stipelliform leaflets besides, oboyate-oblong, 
