Olinia Volkensii—Opuntia 3 
Olinia Volkensii 459 
Oliniaceae 459 
Olmedia maxima 445 
Olmedioperebea Ducke N. @. 103 
Olpidium 701 
Olsynium 126 
Olymposeiadium Wolff N. @. 551 
Olyra 191 
— Hoehnei 191 
Omphalocarpum 520 
— bomanehense 520 
— sankuruense 520 
Omphalia candida II, 81 
— or 10 
Omphalodes 266 
— scorpioides II, 2 
— ana), NE % 
Omphalogramma 109, 480 
Onagraceae 5l 
Önagrarieae 456 
ÖOncidiinae 221 
Oneidium 225, 226 
— altissimum 222 
— Limminghei 221 
n_ papilio 221 
— stipitatum 660 
Öncoba 386, 387 
— ficifola 386 
— ovalis 386 
— spinosa 385 
Onobrychis 115 
— arenaria II, 68 
— Haussknechtii 410 
— sativa 692 
- Saxatllıs 124 SET, 197 
— Sirinae 410 
— Sirjaevi 410 
— viciifolia var. collina II, 166 
Onoclea orientalis 30 
—- sensibilis 29, 30, 631 
— struthiopteris Il, 26, 55, 60 
— susiana 410 
Ononis 115, 419 
— columnae II, 93 
— hireina II, 36 
— marmorata 410 
— Natrix 410 
— reclinata II, 189 
— spinosa 410. — II, 18 
— — subsp.legsitima 410 
Ononis spinosa subsp. procurrens 410 
Onopordon 115 
acanthium II, 94 
illyrieum II, 186 
Onosma 265 
Onychiopsis Mantelli 588 
Oospora 626 
laetis 705 
Ootheca Nath. 585 
globosa 585 
' Opegrapha N. A. 9 
lithyrgodes Nyl. 4 
Ophiobotrys Zenkeri 385 
Ophioglossaceae 26 
Ophioglossum N. A. 33 
Alleni 580 
corlaceum 30 
japonicum 33 
valcaanınm IL, 98, 1185, 1a), 152, 
190 
Ophiopogon 208 
Ophiorrhiza 505 
Ophryosporus 326 
Ophrys 218, 226 
apifera 218, 219, 228, 229. — II, 
57, la, 1.09, 19% 
arachnites 218 
arachnitiformis X Bertolonii 220 
arachnitiformis X scolopax II, 145 
aranıfera 219. — II, 199 
Bertolonii 218 
bombyliflora x scolopax 220 
Cranbrookeana II, 145 
fuciflora II, 88 
fuciflora x muscifera 224 
fusca, 223. — I, 199 
lutea 219, 223 
muscifera II, 127, 133 
myodes II, 199 
Neocamusü* 220 
obseura II, 87 
olbiensis Goodf.* 220 
scolopax 218, 219. — II, 169 
speculum 219 
sphaegodes II, 168 
Opilia 129, 459 
Opiliaceae 123, 459 
Opopanax 114 
Opsiandra 232 
Opuntia 50, 115, 278 
