CLXIII. GRAMINE^. 
Coix.} 
I9I 
ovoid. Grain orbicular enclosed in the bony globose or ovoid bract. 
Species 2 or 3, Asiatic, but spread over the whole world as a weed. 
Annual, 2 to 3 ft. tall; male spikes -25 in. long . (i) C. lachryma-Jobi 
Perennial 10 to 15 ft. tall; male spikes 3 in. long . (2) C. gigantea 
(1) C. lachryma-Jobi Linn. Sp. PL 972; Bot. Mag. t. 2479; 
Hook. fil. F.B.I. vii. 100; Ridl. Mat. iii. 151. 
Stems 2 to 4 ft. tall. Leaves 9 in. long, 1*5 in. wide. Panicle 
3 in. long. Male raceme i in. long; spikelets -25 in. long, conic. 
Fruiting bract obovoid, 3 in, long, white or greyish blue. Hah. 
Common in waste ground in villages, but not wild, Singapore 
(Wallich); Penang (Porter in 1822). Native names: Jilai Batii; 
Mulai Tikus; Job’s Tears. 
var. monilifer Watt. Female spikelets 2 on a raceme; bracts 
small globose. Hab. Malacca (Griffith). Distrih. Tropical Asia 
alien in Africa, and America, 
(2) C. gig-antea Roxh. FI. Ind. iii. 569. C. lachryma-Jobi var. 
gigantea Stapf. in Hook. fit. F.B.I. vii. 100. 
A very stout grass 10 to 15 ft. tall, stems *5 to i in. through. 
Leaves 18 in. long, 1-5 in. wide, linear-oblong, long acuminate. 
Male racemes 3 in. long, nearly -5 in. wide, linear-oblong. Glumes I 
and 11 *25 in. long, -i in. wide, lanceolate acute. Fruiting bract 
oblong-ovoid, bluish green. Hab. River banks, local, Perak, Kinta 
River (Kunstler). Distrib. India. 
This seems to me quite specifically distinct from the typical cultivated 
or alien C. la-ckryma- fohi, and is undoubtedly wild. 
2 . DIMERIA, Br. 
x\nnual or perennial grasses, rather or quite slender with narrow 
linear leaves, and i to 6 slender terminal racemes; rachis not 
jointed. Spikelets very small, i-flowered. Glumes 4. Glume I 
linear lanceolate. Glume II as long, broader compound. Glume 
III narrow shorter hyaline. Glume IV longer with (rarely without) 
a twisted awn. Species 12, tropical Asia to Japan. 
Spikelets awned. 
Robust plant over 2 ft. tall; racemes 4, over 6 in. 
long. (0 D- fuscescens 
Slender plants; racemes few about 2 in. long. 
Plant I ft. tall; racemes 2, slender, 2 in. long . (2) D. oriiithopoda 
Plant I ft. tall; raceme i, under 2 in. long . {3) D. Kurzii 
Spikelets not awned. 
Racemes 2 or 3, slender, 2-5 in, long . . • (4) D. glabra 
(i) D. fuscescens Trin. Mem. Acad. Petersb. Ser. VI. ii. 335; 
Hack. Monogr. Androp. 84; Hook. fil. F.B.I. vii. 105 var. barbata. 
Perennial grass, tufted, 2 to 3 ft. tall. Leaves 8 to 9 in. long, 
•25 in. wide, linear acuminate, edges spinulose, sheaths and blade 
when long bearded with long white hairs. Culm slender, 8 in. long, 
glabrous. Racemes 4, terminal, 6 in. long, brown, slender; rachis 
straight, bearded. Spikelets -12 in. long. Glumes I and II narrow 
