322 
PACIFIC SCIENCE, Vol. XIV, October I960 
Engebi: 18 May 1946, F os berg 24,378; 12 
August 1949, St. John 23,783 . Rujoru: observed 
in 1949, St. John. Runit: 24 May 1946, Taylor 
46-1,233 ; 15 August 1949, St. John 23,844. Jap- 
tan: rare, 15 May 1946, Fosberg 24,324; May 
1946, Taylor 46-1,289; observed 1949, St. John. 
Eniwetok: occasional, 13 May 1946, Fosberg 
24,300 ; observed, abundant, 1949, St. John. Ri- 
gid: 1 August 1956, Rainey. 
13. Chloris inf lata Link. Slender grass; stems 
25-70 cm. tall, erect, erect or often stooling 
with the base decumbent and rooting at the 
nodes; sheaths glabrous; cauline blades 6-15 
cm. long, 2.5-4 mm. wide, scabrous; the 9-14 
spikes digitate, 3.5-9 cm. long; spikelet body 
2 mm. long; callus hispid barbate; lemmas with 
awns 4-6 mm. long; lemma of upper floret glo- 
bose inflated. Introduced weed. 
Engebi: 18 May 1946, Fosberg 24,407; 12 
August 1949, St. John 23,784 and 23,782. Eni- 
wetok: observed 1949, St. John. 
14. Cynodon Dactylon (L.) Pers. Creeping, 
mat-forming; leaf sheaths smooth; blades 2.5-5 
cm. X 2-4 mm.; flowering stems 10-40 cm. tall, 
smooth; spikes 2-6, digitate, 2-7 cm. long; 
spikelets 2 mm. long, lanceolate; lemma ciliate 
on the keel. Deliberately introduced, as lawn 
grass, and as sand binder. 
Eniwetok Atoll: observed 1944, Bryan. En- 
gebi: May 1946, Fosberg 24,397 . Parry: 9 Au- 
gust 1958, St. John 26,312. Eniwetok: 13 May 
1946, Fosberg 24,292; observed 1949, St. John. 
15. Dactyloctenium ae gyp Hum (L.) Aschers. 
Si Schweinf. Short-lived herbaceous grass, 10-30 
cm. tall; leaf sheaths glabrous, loose, crowded; 
blades 3-15 cm. X 2-6 mm., ciliate towards the 
base; spikes 2-5 cm. long, 2-6 in number, digi- 
tate; spikelets 3 mm. long, flat, ovate, acute, 
3-5 -flowered; glumes scabrous on the keel, the 
upper one short awned. Introduced weed, by 
roadside. 
Parry: 6 August 1958, St. John 26,301. 
16. Digitaria pruriens (Trin.) Buese. Short- 
lived grass making small tufts; leaf sheaths 
pilose; blades 8-15 cm. X 4-13 mm., smooth on 
both surfaces except at base; stems 30-90 cm. 
tall; spikes 5-10, digitate, 7-10 cm. long, erect; 
spikelet 4 mm. long, lanceolate; second glume 
less than 1 mm. long, hairy on the margins. 
Introduced weed. 
Engebi: observed 1949, St. John. Japtan: 27 
May 1946, Taylor 46-1,293 . 
17. Eleusine indica (L.) Gaertn. Long-lived 
grass, forming erect clumps; stems 20-100 cm. 
long; leaf sheaths smooth except at upper mar- 
gin; blades 15-30 cm. X 4-7 mm., only the 
upper side with scattered hairs; stalks 30-75 
cm. tall; flowering spikes 2-8 digitate or ap- 
roximate, spreading; spikelets 3-7 -flowered, 
about 6 mm. long, the glumes and lemmas scab- 
rous on the nerves. Introduced weed. 
Engebi: observed 1944, Bryan; 18 May 1946, 
Fosberg 24,384. Runit: 24 May 1946, Taylor 
46-1,237; 15 August 1949, St. John 23,833. 
Japtan: 15 May 1946, Fosberg 24,320; 27 May 
1946, Taylor 46-1,280. Parry: 6 August 1958, 
St. John 26,300. Eniwetok: 13 May 1946, Fos- 
berg 24,289; observed 1949, St. John. 
18. Eragrostis amabilis (L.) Wight & Arn. 
"Wujoich.” Delicate short-lived grass forming 
erect tufts 15-30 cm. tall; leaf sheaths glabrous 
below, long ciliate above; blades 3-9 cm. X 2-4 
mm. glabrous; inflorescence a panicle 5-15 
cm. long, loose; spikelets 1.5 mm. long, 4-6- 
flowered; glumes 1 mm. long, lanceolate, the 
keel hairy. Common, but apparently an intro- 
duced weed. 
Bogon: 11 August 1949, St. John 23J772. 
Engebi: 18 May 1946, Fosberg 24,387; observed 
I 949 , St. John. Aomon: 16 May 1946, Fosberg 
24,347 ; 4 June 1946, Taylor 46-1,294 ; observed 
1949, St. John. Biijiri: 14 August 1949, St. 
John 23,824 . Runit: 24 May 1946, Taylor 46- 
1,236 and 46-1,268. Parry: in 1957 Lane 37- 
104. Aniyaanii: 25 August 1957, Lane 37-116. 
Japtan: 15 May 1946, Fosberg 24,344; 27 May 
1946, Taylor 46-1,294, observed 1949 St. John. 
Rigili: 10 August 1949, St. John 23,743; 1 
August 1956, Rainey; 11 September 1957, Lane 
37-132. 
19. Lep turns repens (Forst. f.) Rr. Br. var. 
repens. "Ujos aitok.” Long-lived grass forming 
clumps in dry places, but trailing runners in wet 
places; leaf sheaths glabrous or glabrate; blades 
5-40 cm. X 2-8 mm., flat or folded, smooth or 
short hairy, flower spike single, 3-20 cm. long, 
1.2-1. 5 mm. thick; spikelets 3.5-4 mm. long, 
2-3 -flowered, awned or not; glumes firm, 5- or 
more-veined; lemma 3-6 mm. long. The com- 
monest native grass. 
