— H5 — 



floris — postica ; petalidia 2 lateralia, similaria v. dissimilia, 

 minora, majora, raro obsoleta, terlio (labello) antico v. poslico, 

 heteromorplio, passim trilobo et callis 2-3 stamina absorpta(j*) 

 indicante. Gf720Stemium breve v. elongatum, labello obversum 

 illique saepe adnatum , sub rostello stigmophorum , anthera 

 perfecta unica (rarius 2-5), biloculari v. plurilocellata, poUi- 

 niis in massas 2-4-8, ceraceas v. pulverulentas connatis; 

 raro stamen subliberum. Ovarium saepe tortum, 1-raro 3-Io- 

 culare, 6-costatum, placentis 3 bifidis, c. sepalidiis alternan- 

 tibus, ovulis co anatropis, AmaltJicea membranacea v. durior, 

 valvis 3, a costis crassioribus fenestratim solvenchs, medio 

 scminiferis; semina scobiformia (raro solida), exalbuminosa. 



A. Ceriorchideae Rchb. monandrse, polline ceraceo: 



a. Ophrydece: Orchis, Anacamptis, Gymnaclenia^ Nigri- 

 tella, Aceras , Himardhoglossum , Platanthera , Herminium , 

 Habenaria., Bartholina., Satjrium^ Disa^ Scrapias, ChamcerepeSy 

 Ophrys, Epipogium.... 



b. Malaxidece: Pleurothcdlis., Octomeria., Eveljna., Stelis, 

 Malajris, Corallorhiza, Sturmia.... Megaclijiium, Cirrhopetalum, 

 Eria.^ Dendrobium ., Hexameria.... 



c. Epidendrece: Epidendrum, Schomburghia ., IsochUuSy 

 Brassavola., Cattleya., Bletia, Phajus.... 



d. Vandeoe: Aspasia, Ornithidium ., Sarcochilus\ Maxil- 

 laria., Cycnochcs^ CaJtasetum, Stanhopea., CymbidiujYt., Ccdypso., 

 Eulophia , Zygopetalum , Masdevallia , Oncidium , Brassia , 

 PJmlcenopsis, Vajida, Aerides, Angj^cecujn, Calanthce 



B. CoNiORCHiDEAEB-chb. monandrse, poUine pulveraceo: 



a. Neottiece: Ponthieva., Cranichis., Prescottia... Listera, 

 JSeottia., Epipactis... Sph^ajithes., Pelexia... Zeuxijie., Goodyera, 

 Physurus.... Diuris, Orthoceras.... Thelymitra... 



b. Arethusece: Microtis, Cyrtostylis, Eriochilus., Lyper- 

 anthus., Caleya., Pogonia., Arethusa., Asarca, LijJiodorumy 

 Cephalanthera., Epistephium., Vanilla.... 



