Flora of Eniwetok — S t. John 
329 
appressed pilose when young; flowers in 
racemes; corolla 10-14 mm. long, bright yellow; 
legume 5-7 cm. long, the valves twisting after 
opening. Seeds 6-8 mm. long. 
Parry: observed 1944, Bryan. 
ZYGOPHYLLACEAE 
59. Tribulus cistoides L. Erect perennial herb, 
forming clumps, hirsute; stipules 4-7 mm. long; 
leaves opposite, even pinnate with 8 pairs of 
leaflets, these 12-16 mm. long, oblong-elliptic, 
white appressed sericeous; flowers solitary; se- 
pals 6 mm. long; petals 2-2.5 cm. long, obovate, 
bright yellow; fruit splitting into 5-6 wedge 
shaped cocci, each with 2 strong dorsal horns. 
Engebi: 15 May 1946, Fosberg 24,403. 
SIMAROUBACEAE 
60. Suriana maritima L. "Ngiungi.” Shrub 
1-3 m. tall; leaves 1-2 cm. long, linear spatulate, 
alternate but crowded, closely appressed pilose; 
racemes subterminal; calyx lobes lance-deltoid; 
petals 7-9 rnm. long, yellow, the 5 carpels free; 
capsules 1 -seeded. 
Bogombogo: 31 May 1946, Taylor 46-1,306. 
Bogon: 11 August 1949, St. John 23,763. Ru- 
joru: 2 June 1946, Taylor 46-1,324; 13 August 
1949, St. John 23,809 . Aomon: 4 June 1946, 
Taylor 46-1,343 ; observed 1949, St. John. 
Igurin: 14 May 1946, Fosberg 24,310; 9 August 
1949, St. John 23,734. Giriinien: 28 May 1946, 
Taylor 46-1,303 ; 23 August 1957, Lane 37-112. 
Rigili: 10 August 1949, St. John 23J732. 
EUPHORBIACEAE 
60a. Aleurites moluccana L. Tree 12-25 m. 
tall, 25-100 cm. in diameter; bark gray; sap a 
blood coagulant; leaves alternate, the young 
ones concealed by appressed pubescence and 
from a distance appearing white; petioles 4-15 
cm. long, stellate pubescent or farinose; blades 
strikingly polymorphic, narrow or broad, entire 
or lobed, with a lateral lobe on each side, or 
only on the right side, or only on the left side, 
8-20 cm. long, 4-10 cm. wide, stellate pubes- 
cent to subglabrate; panicles 10-15 cm. long, 
pubescent; flowers unisexual, the pistillate few; 
staminate flowers with calyx 3-4 mm. long, 
ovoid, 2-3 -lobed; petals 5-9 mm. long, oblong, 
white; stamens 12 or more; pistillate flowers 
with calyx 6 mm. long; nut mostly 1 -seeded and 
globose, the husk 5 cm. in diameter, green, then 
wrinkled and brownish, separating after de- 
caying; stone 2.5-3 cm. long, subovoid, resem- 
bling an English Walnut; seed oily, cathartic, 
but after roasting edible and tasty. 
Eniwetok: 1958, Palumbo. Found only as a 
single husked stone in the sea drift. It arrived 
by flotation, but could have come from the 
northeast, as Hawaii, or from the south, or from 
the west. 
61. Euphorbia Chamis s onis ( Klotsch & 
Garcke) Boiss. "Berol.” Glabrous perennial 
herb, forming clumps 20-30 cm. tall; leaves 2 
cm. long, entire, obovate, obtuse or retuse, sub- 
cordate, glaucous below; cymes terminal; in- 
volucre turbinate, the ovate-triangular teeth 
hirsute, the glands white, entire or lobed; seeds 
ovate-quadrangular, subrugose tuberculate. 
Bogon: 11 August 1949, St. John 23,767. 
Engebi: 18 May 1946, Fosberg 24,383. Eniwe- 
tok: 10 September 1957, Lane 37-129. 
62. Euphorbia hirta L. Short-lived herb, often 
branching near the base, the tips ascending, 
15-30 cm. tall, densely hirsute; petioles 2 mm. 
long; blades 2-4 cm. long, elliptic-oblong to 
oblong-lanceolate, serrate; inflorescences axil- 
lary, capitate, greenish to purplish; involucre 1 
mm. long, puberulent; capsule long stalked, 1.5 
mm. diam.; seeds 0.5 mm. long, oblong, brown. 
Introduced weed. 
Jap tan: 12 September 1957, Lane 37-146. 
Eniwetok: 17 May 1946, Fosberg 24,367 . 
63. Euphorbia thymifolia L. Short-lived herb, 
stems 10-30 cm. long, prostrate, densely hirsute; 
leaves opposite; petioles 2 mm. long; blades 2-4 
cm. long, ovate-elliptic, oblique, acute, serrulate; 
flowers in dense axillary cymes; involucres 1 
mm. long; capsule 1.5 mm. diam., puberulent; 
seeds reddish brown, rugulose. Introduced weed. 
Japtan: 12 September 1957, Lane 37-143. 
Eniwetok: 10 September 1957, Lane 37-130. 
64. Phyllanthus amarus Schum. & Thonn. P. 
niruri auth. in part, not of L. Erect, short-lived 
herb, 1-5 dm. tall; internodes 1-3 cm. long; 
stipules 0.8-1. 3 mm. long, broadly ovate-lance- 
olate or lanceolate; petioles 0.3-0. 5 mm. long; 
blades mostly 5-11 mm. long, elliptic-oblong, 
obtuse or apiculate; staminate flowers with 
