OROBUS—OTOMERIA. 
129 
OROBUS, Tourn. 2 Lathyrus, Tourn. (Legum.). 
sessilifolius, Sibth. & Sm. Fl. Graec. Prod. ii. 64—L. 
digitatus. 
fempskyanus, Freyn & Sint. in Bull. Herb. Boiss. v. 
608.— Graecia. 
venetus, Mill. Gard. Dict. ed. virI. n. 8— L. venetus. 
OROPETIUM, Trin. (Gramin.). 
capense, S£aff, in Dyer, Fl. Cap. vii. 749.— Afr. austr. 
OROPHACA, Britton, in Britton & A. Brown, Fl. 
N.U.S.ii.306. LEGUMINOSAE, 
caespitosa, Zrifton, l. c. (— Astragalus triphyllus).— 
Am. bor. 
sericea, Brifton, Ll, c. (— Astragalus sericoleucus).— 
Am. bor. 
OROPETEA, Blume (Anonac.). 
filipes, K. Schum. €&' Lauterb. Fl. Deutsch. Sidsee, 319. 
—N. Guin. 
Minahassae, Boe7l. ex Koord. in Meded.' S Lands Plan- 
zent. xix. 336.— Celebes. 
OROPHOCHILUS, Lindau, in Bull. Herb. Boiss. v. 
(1897) 657. ACANTHACEAE. 
stipulaceus, Lindaz, Il. c. 658.—Peruv, 
ORTHANTHERA, Wight (Asclep.). 
stricta, Hiern, Cat. Welw. Afr. Pl. 1. 694.—Afr. trop. 
ORTHOCARPUS, Nutt. (Scrophul.). 
columbinus, JZ. E. Yones, Contrib. Western Bot. viii. 
37.— Am. bor. 
cuspidatus, Greene, Pittonia, iv. 101.—A m. bor. 
mariposanus, Congdon, in Erythea, vii. 188.— Calif. 
ORTHOCHILUS, Hochst. — Erulophia,R.Br,( Orchid.). 
AMechowii, Reichb. f. in Flora, 1882, 532 — E. Mechowii. 
renschianus, Reichb. f. l. c. — E. renschiana. 
Welavitschii, Reichb. f. 1. c. 1865, 186 — E. Welwitschii. 
ORTHOGONBREURON, Gilg, in Engl. & Prantl, 
Pflanzenf. Nachtr. I. 267 (1897). MELASTOMA- 
CEAE. 
dasyanthum, Gi/g, I. c.— Afr. trop. 
ORTHOPHYTUM, Beer - Piteairnia, L'Hérit. 
(Bromel.). 
glabrum, Mez, in DC. Monog. Phan. ix. 117.— Bras. 
leprosum, Mez, l. c.—Bras. 
ORTHOPOGON, R. Br. —- Oplismenus,  Beauv. 
(Gramin.). 
africanus, Sweet, Hort. Brit. ed. I. 448— Oplism. afri- 
canus, 
agrostoides, 'Trev. ex Steud. Nom, ed. II, ii. 
Arundinella brasiliensis. 
albus, Nees, ex Steud. Syn. Pl. Gram. 44— Oplism. 
Burmannii. 
gonyrrhizus, Miq. Fl. Ind. Bat. iii. 
undulatifolius. 
hirtellus, R. Br. Prod. 194 — Oplism. undulatifolius. 
Junghuhnii,Nees, ex Miq. Fl. Ind. Bat. iii. 444 — 
Oplism. compositus. 
loliaceus, Spreng. Syst. i. 3806 — Oplism, africanus, 
squarrosus, Spreng. l. c. 3807 ^ Chamaeraphis spinescens. 
stagninus, Spreng. l. c. 2 Panicum stagninum. 
wundulatus, Link, Hort. Reg. Berol. i. 203 2 Oplism. 
undulatifolius, 
velutinus, Spreng. Syst. i. 306 — Oplism. africanus. 
2384 — 
443 — Oplism. 
ORTHORAPHIUM, Nees — 8tipa, Linn. (Gramin.). 
Roylei, Nees, in Proc. Linn. Soc. i. 94 —S. Orthora- 
phium. 
ORTHOSIPHON, Benth. (Labiat.). 
bartsioides, Zaker, in Dyer, Fl. Trop. Afr. v. 961.— 
Afr. trop. 
brachystemon, Deflers, in Bull. Soc. Bot. Fr. xliii. 228. 
—Arab. 
bracteosus, Baker, in Dyer, Fl. Trop. Afr, v. 375.— Afr. 
trop. 
canescens, Guerke, in Bull. Herb. Boiss, vi. 557.— Afr. 
austr. 
dissitifolius, Baker, iu Dyer, Fl. Trop, Afr, v. 871.— 
Afr. trop. 
Elliottii, Z'aker, I. c. 376.— Afr. trop. 
heterophyllus, Guerke, in. Engl. Yahrb. xxvi. 82.—Afr. 
austr. ; l 
VOL. III. 
ORTHOSIPHON :— 
Hildebrandtii, Zaker, in Dyer, Fl. Trop. Afr. v. 372 
(non Vatke).—Afr. trop. 
Johnstonii, Baker, l. c. 373.—A fr. trop. 
Kirkii, Baker, I. c. 376.— Afr. trop. 
liebrechtsianum, Briq. in Bull. Soc. Bot. Belg. xxxvii. 
84.— Afr. trop. 
longipes, Ba&er, in. Dyer, Fl. Trop. Afr. v. 913.—Afr. 
trop. 
macranthus, Guerke, in Engl. Sfahrb. xxvi. 84.—Afr. 
austr. 
malosanus, Ba£er, in Dyer, Fl. Trop. Afr. v. 971.—Afr. 
trop. 
Marquesii, Brig. im Ann. Conserw. &' ard. Bot. 
Genóve, 1898, 242.— Afr. trop. 
mombasicus, Baker, in Dyer, Fl. Trop. Afr. v. 369.— 
Afr. trop. 
natalensis, Guerke, in Engl. Sahrb. xxvi. 82.—Afr. 
m Baker, in. Dyer, Fl. Trop. Afr. v. 973.— Afr. 
peel Hiern, Cat, Welw. Afr. Pl. i. 859.—Afr. 
Pieidide Guerke, in Engl. Jahrb, xxvi. 81.—Afr. 
Rehmeinll Guerke, in Bull. Herb. Boiss. vi. 557.— Afr. 
Necen Baker,in Dyer, Fl. Trop. Afr. v, 868.—Afr. 
Ma. Schlechter, in Journ. Bot, 1897, 431.—Afr. 
en Baker, in Dyer, Fl. Trop. Afr, v, 368.—Afr. 
senophylus Guerke, in Engl. S'ahrb. xxvi. 84.—Afr. 
austr. 
subvelutinus, Gzuerke, 1l. c. 80.—Afr. austr. 
transvaalensis, ScAlechter, in SYourn. Bot. 1897, 281.— 
Afr. austr, 
Wakefieldii, Baker, in Dyer, Fl. Trop. Afr. v. 371.— 
Afr. trop. 
Wattii, Prain, in. Yourn. As. Soc. Beng. lxvi. 520.— 
Reg. Himal. 
Wilmsii, Guerke, in Engl. Tahrb. xxvi. 81. — Afr. austr. 
Woodii, Guerke; l. c. 88.—Afr. austr. 
ORTHROSANTH'US, Sweet (Irid.). 
nigrorhynchus, Rusóy, in Mem. Torr. Bot. Club, vi. 126. 
—-Dolivia. 
tunarensis, Kzn£ze, Rev. Gen. iii. 11. 309.— Bolivia. 
ORYCTANTHUS, Eichl.—-Loranthus, Linn. (Lor- 
anth.). 
Andrieuxii, Engl. in Engl. & Prantl, Pflanzenf. Nachtr. 
I. 185 (— Cladocolea Andrieuxii).—Mexic. 
cordifolius, Urb. in Engl. Jahrb. xxiv. 30 ( — Viscum 
cordifolium).—Am. cent. 
Jflorulentus, Urb. 1. c. 31 2 L. florulentus. 
ligustrinus, Urb. l.c. 30 (— Viscum ligustrinum).— 
Mexic. 
ORYPETALUM, K. Schum. in Just, Jahresb, xxvi. I. 
(1900) 372, sphalm. — Oxypetalum, R. Br. (Asclep.) 
ORYZA, Linn. (Gramin.). 
ciliata, Buch.-Ham. ex Wall. Cat. n. 8637 B- Leersia 
hexandra. 
granulata, Aees, in Wall. Cat. n. 8634.—Ind. or.; 
Malaya. 
montana, Buch.-Ham, in Wall. Cat. n. 8633 — latifolia. 
officinalis, Wall. Cat. n. 8635 — latifolia. 
Ridleyi, Hook. f. Fl. Brit. Ind. vii. 93.—Ind. or. 
£riandra, Heyne, ex Steud. Syn. Pl. Gram. 3 —- granu- 
lata. 
ORYZOPSIS, Michx. (Gramin.). 
aequiglumis, Duf£hie, Grasses N. W. Ind. 27.—Reg. 
Himal. 
divulsa, C. B. Clarke, ex Hook. f£. Fl. Brit. Ind. vii. 
234 — Munroi. 
Duthiei, Hack. ex Hook. f. 1l. c. —aequiglumis. 
effusa, Hack. ex Hook. f. 1. c. — lateralis, 
florulenta, Pz/gor,in Engl. Jahrb. xxvii. 26.—N. Granat. 
kashmirensis, Hack. ex Hook. f. Fl. Brit. Ind. vii. 234 
— Munroi. 
lateralis, Staff, ex Hook. f. l. c.—Ind. or. 
Munroi, Staff, ex Hook. f. l. c.—1Ind. or. 
tiraquensis, K. Schum. in Just, Tahresó. xxvi. 1. 330 
(— Stipa tiraquensis).—Bolivia, 
OSBECKIA, Linn. (Melast.). 
abyssinica, Gig, in Engl. Monog. Afr. Pfl. ii. 8.— 
Afr. trop. 
albiflora, Cogn. ex Wildem. €" Th. Dur. in Ann. Mus. 
Congo, Sér. IL. i. 1. 21.—4A fr. trop, 
auricola, K. Schum. in Just, Jahresb. xxvi. r. 356, 
sphalm. — saxicola. 
calotricha, Gilg, in Engl. Monog. Afr. Pfl. ii. 8.—Afr. 
trop. 
densiflora, Gg, I. c.— Afr. trop, 
drepanosepala, Gilg, 1. c. 7.— Afr. trop. 
postpluvialis, GzZg, I. c. 6.—Afr. trop. 
saxicola, Gig, J. c. 7.—Afr. trop. 
OSCHATZIA, Walp. — Azorella, Lam. (Umbell.). 
cuneifolia, Drude, in Engl. & Prantl, Pflanzenf. iii. 
virt. 128 — A. cuneifolia, 
OSMANTHUS, Lour. (Oleac.). 
armatus, Diels, in Engl, Sahrb. xxix. 532.— China, 
bracteatus, Zatsuwm. in Bot, Mag. Tokyo, 1898, 14.— 
Japon. 
Cooperi, Zemsl. in. Kew Bull. 1896, 18.— China. 
OSMELIA, Thw, (Samyd.). 
celebica, Koord. in /MMeded.'S Lands Plantent. xix. 624. 
— Celebes. 
Maingayi, King, in Journ. As. Soc. Beng. lxvii. 19,— 
Malaya. 
OSMITOPSIS, Cass. (Compos.). 
nana, Schlechter, in Engl. SYahyb. xxvii. 207.—A fr. austr. 
OSSAEA, DC. (Melast.), 
macrandra, AMillsp. im Field Columb. Mus. Bot. 
i. 492 (—.Sagraea macrandra).—Ind, occ. 
OSTEOPHLOZEUM, Warb. in Nov, Act. Nat. Cur. 
Ixviii. (1897) 127. MYRISTICACEAE. 
platyspermum, Warb. |. c. 162 (— Myristica platy- 
sperma).—PDras. 
OSTEOSPERMUM, Linn. (Compos.). 
glaberrimum, O. Hoffm. in Kuntze, Rev. Gen.iii. 11. 165. 
— Afr. austr. 
pterigoideum, K/af£, im Bull. Herb. Boiss. iv. 471.— 
Afr. austr. 
riparium, O. Hoffm. in Engl. ahrb. xxiv. 475.—Afr. 
austr. 
OSTRYOCARPUS, Hook. f. (Legum.). 
parviflorus, Micheli, in Compt. Rend. Soc. Pot. Belg. 
xxxvi. 66.— Afr. trop. 
OSYRIDICARPOS, A. DC. (Santal.), 
linearifolius, Engl. in Engl. Jahrb. xxviii, 985.—A fr. 
trop. 
OSY RIS, Linn. (Santal.). 
mediterranea, Dub. Fl. Pyren. i. 124 — alba. 
OTANTH ERA, Blume (Melast.). 
oligantha, K. Schum. €? Lauterb. Fl. Deutsch. Szidsee, 
478.—N, Guin, 
OTHONNA, Linn. (Compos.). 
ambifaria, S. Moore, in Journ. Bot. 1899, 403.— Afr. 
trop. 
brachyanthera, Zern, Cat. Welw. Afr. PI, i. 606,— 
Afr. trop. 
bracteata, K/at£, in Bull. Herb. Doiss, iv, 471.—A fr. 
austr. 
floribunda, ScAlechter, in Engl. Jahrb. xxvii. 214.— 
Afr, austr, 
gracilis, Hiern, Cat. Welw. Afr. Pl. i. 605.—A fr, trop. 
huillensis, Wel. ex Hiern, l. c. 603.—Afr. trop. 
humilis, ScAlechter, in Engl, Jahrb. xxvii. 214.—Afr. 
austr. 
lepidocaulis, SchZechter, I. c. 215.— Afr. austr. 
lobata, SSchlechter, 1. c, —Afr. austr. 
patula, ScAlechter, in Sourn. Bot. 1898,26.— Afr. austr. 
plantaginea, Hiern, Cat, Welw. Afr. Pl. i. 604.—A fr. 
trop. 
OTOCHLAMYS, DC. (Compos.). ^ 
pedunculata, SchJechter, in Engl. Sahrb. xxvii. 208.— 
Afr. austr. 
OTOMERIA, Benth. (Rubiac.). É 
calycina, Hiern, in Journ. Bot. 1899, 58.—Afr. trop. 
micrantha, K. Schum. in Engl. yahrb. xxii. 423.— 
Afr. trop. 
S 
