648 



Opegrapha— Orchis latifolius 



Opegrapha 4. — N. A. 7 



— acicularis Riddle* 7 

 Operculina 368 



Ophiobolus Riess 129, 171. — N. A. 

 213 



— ac'uminatus (Seiv.) Diiby 129 



— Coffeae Pat.* 155, 213 

 Opliioglossiim 15. — N. A. 44 



— Engelmanni 35 



— moluccanum Sclil. f. lanceolata Bac. 

 44 



— Raciborskii v. Aid. v. Ros.* 44 

 Opliiognoraonia Sacc. 130 

 Ophiomeliola Starb. 170 

 Opliiopogon N. A. II, 22 



— Mairei Uvl. II, 19 

 Üphiorhiza lanceolata 679 

 Ophiotexis perpusilla (Speg.) Theiss. 



168 

 Ophrys 52, 447, 449, 450. - II, 288 

 _ apifera 69, 448, 450, 465 



— — Botteronii 466 



_ _ subsp. jurana 465 

 _ AracWnites 61, 446, 450 



Rasse linearis var. resupinata 



446, 450 



— arachnites X spliecodes 450 



— arachnitiformis 450 



— aranifera 450, 465 



— atrata 450 



— Bertolonü 450 



— boinbyliflora 450 



— Botteroni 454 



— cornuta 450 



— exaltata 450 



— friburgensis 454 



— Fuchsii W. Zimm. 69, 465 



— Fuchsii X araneifera 465 



— Fuchsii X muscifera 465 



— fuciflora 465 



— fusca 450 



— litigiosa 450 



— lutea 450 



— muscifera 61, 450 



— pallida 450 



— penedeinsis 416 



— peruviana Aubl. II, 47 



— f|uinquelobata Poir. II, 47 



— scolopax 450 



— speculum 450 



Ophrys spliecodes 465 



var. fissa 446 



Rasse fucifera 446, 450 



var. gigantea 446, 450 



— — rar. subfueifera 446 



— tentliredinifera 448, 450 



— Tonunasinii 450 

 Opilia 640, 795 



— angustifolia 640 

 Opiliaceae 364, 640. — II, 135 

 Oplisinonus 415 



Opulaster 365 



Opuntia 496, 498, 506, 829 



— Bigelowii 4% 



— chlorotica 496 



— cholla 496, 830 



— clavellina 496, 830 



— curvospina 496 



— discata II, 315 



— Drummondii 776 



— Ficus indica 505 



— fulgida 499. — II, 302 



— longiclada 496 



— Opuntia 496 



— Kafinesquii 499 



— rubiflora Davidson* 498, 780 



— versicolor 592. — II, 313 



— vulgaris 4% 

 Orbilia N. A. 213 



— betulina (A. et S.) v. Höhn.* 213 

 Orcella depressa Clem. 221 

 Orchidaceae 355,442,449,452,457, 458 



803, 812, 813, 814, 842, 844, 847, 858. 



— II, 25 

 Orchidantlia 441 

 Oichideae P. 139 

 Orcliidotypus II, 43 

 Orchigymnadenia Ilahnei 451 

 Orchis 316, 450. — II, 288. — N. A. 



II, 42 



— Brancifortii Ldl. II, 27 



— Döllii 465 



— Fuchsii 449, 450 



— gabretanus 450 



— incarnata 464, 465 



— incarnatus form. X O. niasculus 

 form. 451 



— latifolius 69, 464 



— latifolius X sambucinus X Traun- 

 steineri 450 



