188 
—, Hybride. 88, 29, 301 
, tetramerische Blüten, 70, 453 
Oreodaphne bullata N., Holz, Anatomie. 
71, 387 
-— foetens, Holz, Anatomie. 71, 388 
— Leucozylon L., Holz, Anatomie. 7, 389 
Organe, endogene, Entwickelung. 63, 227 
—, Entwickelung, 717, 223 
Orient, Exsiccate; s. Exiceate. 
—, Flora. 28, 25; 30, 289 
Orientierungsbewegungen, dorsiventrale Or- 
gane. 76, 265 
Origanum illyrieum Scheele. 26, 574. 
— latifolium Scheele, 26, 574 
— Onites Savi. 27, 571 
— vulgare var. spicatum Willk. 35, 275 
— .—, Gebrauch, 46, 263 
Orlaya, Blatt, Morphologie. 83, 283 
—, spp. auf Sizilien, 69, 572 
Ormenis Cass. 43, 433 
Ornithocephalus stenoglottis. 69, 551 
Ornithogalum caudatum, Brutknospen. 
98, 333 
— —, Heliotropismus, 48, 689 
— collinum Guss, 68, 96 
— nutans, Embryologie. 57, 373 
— pyrenaicum, Staubblätter. 34, 246 
— umbellatum Kze. 29, 698 
— —, Blütenstand. 47, 169 
—, spp. erit. 32, 728; 38, 577 
—, spp. auf Sizilien. 63, 430 
Orobanchaceae, Biologie. 37, 877 
Orobanche angustisepala F. W. Sch. 126, 130 
— arcuats F. W, Sch. 26, 129 
— Avellanae Pfund. 26, 182 
— brachysepala FT. W. Sch. 27, 808 
28, 738 
— breviflora F, W. Sch. 26, 130 
— erassistyla F. W. Sch. 26, 131 
— diaphana F. W. Sch. 26, 130 
— erubescens Saut. 85, 577 
— Praasü F. W. Sch, 26, 127 
— glabriuseuls Strobl. 68, 640 
— grandisepala E. W, Sch. 26, 128 
— Grenieri Fr. Sch. 28, 739 
— hygrophila Brüpger. 38, 33 
— Kochü, FT. Sch. 30, 66 
— lilseina F. W. Sch, 26, 129 
— Iyciea F. W. Sch. 26, 128 
— macrosepala F. W. Sch. 27, 808 
— minor, Keimung, 837, 577 
— neottioides Saut. 35, 578 
— parviloba F. W. Sch, 26, 128 
— punctata F. W. Sch. 26, 131 
— Sauteri F. Sch. 34, 49 
— Spruneri F. W. Sch. 26, 130 
— stigmatodes Wimm. 3, 66 
— subvertieillata F. W. Sch. 26, 128 
— versicolar F, W. Sch, 26, 129 
Orchis, Hybride — Orthotrichum Leikipiae Müll. Hal, 
— villitlora Koch. 28, 740 
—, Anatomie. 33, 26 
—, Gebrauch. 46, 264 
—, Keimung. 38, 225 
—, Morphologie. 38, 49 
—, spp. crit. 28, 737; %, 577; 55, 295 
—, spp. in Griechenland. 26, 125 
—, spp. in Pfalz. 54, 375 
—, spp. auf Sizilien. 68,639; 69, 187 
bersicht. 87, 594 
—, Wachstumsverhältn. 27, 40 
Orobus eiliatus (Guß.) Alef. 45, 275 
— saxatilis Vent. 45, 275 
— subalpinus Herb. 37, 670 
Orophea, spp. crit. 52, 302 
Orthidium (fructificatio). 73, 202 
Orthochilus Mechowiü Rcehb. f. 65, 532 
— Renschianus Rchb. £. 65, 532 
— Welwitschii Rebb. £. 48, 186 
Orthodontium denticulatum Geh. et Hpe. 
64, 374 
Orthorrhynchium Balansaeanum Müll. Hal. 
82, 457 
— Beccarii Müll. Hal. 82, 457 
— eymbifolioides Müll. Hal. 82, 458 
— eymbifolium Müll. Hal. 82, 457 
—, Morphologie. %, 94 
Orthostichella capillicaulis Müll. Hal. 2 
— curvifrons Müll. Hal. 78, 491 
— profusicaulis Müll. Hal. 78, 492 
— sericeas Müll. Hal. 73, 400 
— tenellula Müll. Hal. 78, 492 
Orthothecium binervulum Mol. 48, 70 
— strietum Lorz. 48, 70 
Ortbotrichum aetnense de Not. 50, 442 
— altum Müll. Hal. 82, 453 
— appendieulatum Schp. 48, 233 
— aristocalyx Müll. Hal. 82, 454 
— Barthü Sendtn. 32, 274 
— — a majus Sendtn. 32, 274 
- — $ minus Sendtn. 32, 274 
— Biyttii Schpr. 48, 233 
— Breutelii Hampe. 82, 273 
— bullatum Müll. Hal. 70, 223 
-— canım Müll. Hal. 82, 454 
— coralloides Duby. 60, 74 
— cerenato-erosum Müll. Hal, 68, 420 
— Cumingi Müll. Hal, 82, 452 
— cupulatum Hoffm. $ Rudolphianum 
Schpr. bb, 489 
— diaphanum, Peristom. 84, 151 
— gymnostomum Bruch. 67, 19 
— Hawaiicum Müll. Hal. 82, 451 
— Hillebrandi Müll. Hal. 82, 450 
— incanım Müll. Hal. 68, 419 
— inclinstum Mill. Hal. 68, 419 
— intriestum Müll Hal. 82, 452 
—- Leikipiae Müll, Hal, 78, 483 
