ORIGANUM-ORYZA. 
121 
lateral ones longest ; spur clavate, shorter than the germ ; bracts longer 
than the flowers; stem leafless, 3-6 i. 
tridentoJta, (w, Ju. lip ovate-lanceokte, obtuse, 3-toothed ; petals obtuse , 
spur filiform, longer than the germ. 6-12 i. 
jia'va, (y. Ju. %.) lip 3-cleft, entire ; middle division larger ; spike compact j 
bracts longer than the flower. 1-2 f. 
jmhria'ta^ (p. Ju. IJ. ) lip 3-parted, lobes all incisely fimbriate, and wedge- 
form ; segments of the perianth oval, spreading, fimbriate toothed ; spur 
filiform, clavate, longer than the germ ; leaves broad-lanceolate ; purple 
flowers, in a large spike. 2 f Meadows. 
ps]ico'des, (y. J. '2]..) lip 3-parted, many-cleft ; segments of the perianth ob- 
tuse; spur filiform, clavate, of the length of the germ ; flowers in a large, 
terminal spike. 
cilia'ris, (orange, y. J. Tj.) lip oblong-lanceolate, pinnately ciliate, twice as 
long as the germ. Stem 1-2 f Leafy ; smooth. Swamps. 
dilita'ta, (giant orchis, w-y. J. I7.) spur shorter than the germ; lip entire, lin- 
ear, with the base dilated, of the length of the spur ; stem leafy. In woods 
the flowers are green, in meadows, white. 1-4 f. 
braxtea'ta, (vegetable satyr, g-w. M. lip linear, eraarginate, obsoletely 3- 
toothed; spur short, sub-inflated, somewhat 2-lobed ; bracts twice as long 
as the flowers, leaf-like, spreading ; root palmate. 6-10 i. 
ORIGANUM. 13 — 1. {LabiatcB.) [Fi'om oros, a mountain, and gano^ to rejoice, so called be- 
cause it grows upon the mountain sides.] 
mdga're, (wild marjoram, r. Ju. %..) spikes round, panicled, heaped; bracts 
ovate, longer than the calyx. 1-2 f. 
majora'na, (sweet marjoram, 17.) spikes roundish, ternate, compact, pedun- 
cied ; leaves petioled, oval, obtuse, smoothish. 6-12 i. Ex, 
ORNITHOGALUM. 6—1. (Asphodeli.) [From ornis, a bird, and gala, milk, from the colour 
of its flowers.] 
umbella'lum, (star of Bethlehem, M. %.) flowers corymbed, peduncles longer 
• than the bracts ; filaments subulate. Naturalized, 6-8 i. 
bractea'tum, (p. %.) scape bracted, 1-flowered, terete ; petals lance-oblong, ob- 
tusish ; filaments linear ; leaves channelled, filiform. 4 i. /S. 
ORNUS. 2 — 1. (Jasminem.) [From the Hebrew, orn, an ash.] 
america'na, (M. T7.) leafets broad-ovate, serrate, terminal one obcordate. 
Shady woods. Resembles the genus Fraxinus. 
euro'pea, atFords the manna of commerce. The American Ornus is thought 
by some to be but a variety of this. Ex, 
OROBANCIIE. 13—2, {Pedicular es.') [From orobos, the wild pea, and agcho, to suflTocate, 
so called because it twines around the Orobos and destroys it.] 
nnijio'ra, (cancer-root, b-w, M. '2J..) stem very short ; peduncles 2, elongated, 
scape-form, l-flowered, naked ; scales smooth, concave; lobes of the corolla 
oblong-oval, with a pubescent, coloured margin. 4-6 f Parasitic. Woods. 
ojtnerica'na, (Ju. %..) stem simple, covered with ovate-lanceolate, imbricate 
scales; spike terminal, smooth; corolla recurved; stamens exserted; flow- 
ers brownish yellow, the spike covered by the scales of the stem, 6-8 i. 
Parasitic, Woods, 
OROBUS. 16—10. (Leguminos(B.) [From erepto, to eat, the root being considered nutritious.] 
dis'yar, (ervum, w-y. J. %.) leaves unequally pinnate ; leafets linear, obtuse ; 
stipules ovate, acute; racemes sessile. 
tubero'sus, (the heath-pea.) The Scotch islanders chew the root; they hold 
the plant in high esteem. Ex. 
ORONTIUM. (Aroidem.) [From Orontes.] 
aquaV'icum, (golden club, y. M. %.) leaves all radical, lance-ovate; scape 
cylindrical, spiked ; flowers with a peculiar smell. Water, 1-2 f, 
(HITHOCARPUS, 13—2. (Pediculares.) [From orthos, erect, and earpos, fruit.] 
lute'us, (y. Ju.) stem simple, terete, hirsute; leaves alternate, sessile, acute, 
entire ; calyx-bracts and leaves viscid-pubescent. 12-14 i. S. 
ORYZA, 6—2. (Graminem.) [From orez, Arabian.] 
sati'va, (rice, <^.) culm jointed ; leaves clasping; panicle terminal. Ex. 
