DESCRIPTIVE CATALOGUE. 4038 
Zinziberaceae. GINGER FAMILY. 
This family is represented in Guam by Curcuma longa, Zinziber zerumbet, and the 
cultivated Z. zingiber. 
Zinziber zingiber. GINGER. 
Family Zinziberaceae. 
Loca. NAMeEs.—Asiigod (Guam); Luya, Baseng, Pafigas, Layal (Philippines). 
An aromatic plant with a horizontal, tuberous rootstock. Leafy, stem elongated, 
90 to 120 em. long; leaves lanceolate, glabrous beneath, 15 to $2.5 em. long by 2.5 
cm. broad, tapering gradually to the point, clasping the stem by their long sheath; 
spikes usually radical, rarely lateral or terminal on the leafy stem; oblong-eylindric; 
bracts greenish, suborbicular, cuspidate; corolla segments greenish, lanceolate, sub- 
equal, lip small, purplish black, shorter than the corolla segments; stamens dark 
purple. Rarely flowers. 
REFERENCES: 
Zinziber zingiber (1..) Karst. Fl. Deutsch. 1: 488. 1895. 
Amomuin zingiber 1. Sp. Pl. 1:1. 17538. 
Zingiber officinale Rose. Trans. Lin. Soc. 8: 348. 1807. 
Zinziber officinale Same as Zinziber zingiber. 
Zinziber zerumbet. WILD GINGER, 
LocaL NAmMes.—Asngod halom-tano (Guam); Luydluyd, Tamo, Dao (Philip- 
pines); Ava-pui (Samoa); Awa-puhi (Hawaii); Rea (Tahiti). 
An aromatic plant, with a horizontal, tuberous rootstock, of a pale yellow inside; 
leafy stem 90 to 120 cm. long; leaves 30 cm. long by 5 to 7.5 em. broad, oblong- 
lanceolate, glabrous beneath; spike oblong, very dense; bracts very obtuse, green, 
with a paler edge; corolla tube as long as the bract; segments 2.5 cm. long, upper 
broader, whitish, lip sulphur-vellow, unspotted, with a midlobe 7.5 to 10 cm. broad; 
stamen pale, as long as the lip; capsule oblong, above 2.5 cm. long. 
A plant widely distributed in the Tropics of the Old World, common on nearly all 
the islands of the Pacific. 
REFERENCES: 
Zinziber zerumbet (L.) Rose.; Snuth, Exotic Bot. 2: 105. 4. 772. 1805, 
Amomum zerumbet LL. Sp. Pl. 1: 1. 1753. 
Zizyphus jujuba. JUJUBE. 
Family Rhamnaceae. 
LocaL NAMES.—Manzanas (Guam); Manzanitas (Philippines). 
A small tree bearing an edible spherical drupe, which is yellow when ripe. 
Leaves alternate, 3-nerved, elliptic-ovate, ovate, or suborbicular, dark green and 
glabrous above, covered beneath with a dense woolly tomentum; branches usually 
armed with stipulary prickles, which are either solitary and straight, or geminate 
and then one shorter and recurved; flowers hermaphrodite or polygamous, small, 
greenish, fascicled, or in’ cymes; cymes 7.5 to 10 cm. long; calyx 5-fid, glabrous 
within; petals 5, subspathulate, very convex, reflexed; calyx tube filled by disk; 
styles 2, united to the middle; drupe smooth, sweet, and mealy; nut rough, 2-celled. 
Cultivated in many tropical countries. Introduced into Guam about fifty years ago, 
but not generally cultivated. 
REFERENCES: 
Zizyphus jujuba (L.) Lam. Eneyel. 8: 318. 1789. 
thamnus jujuba L. Sp. PL 1: 194. 1755. 
Zornia diphylla. ZORNIA. 
Family Fabaceae. 
A leguminous plant with many wiry branches, compound leaves with a single pair 
of small leaflets, large stipules, and small, sessile, papilionaceous flowers, which are 
borne in long lax spikes, inclosed each in a pair of large flat bracts. Stipules lance- 
