XCIV. MONOTROPE^ 605 



Herbfe aphylli^j radicibna arborum parasiticiie, crectfe, simplices, baclife sorditle alb© 

 V, nibrriG, nee virentes, radicibus intricatis v. coralloideis- Caulia v, Bcapus sqiiamosus. 

 Sqiiamai alterusej si:)ars£e v, imbricattVj superiures interduin majores, florcs invulucraiitus v, 

 in bracteas abeuntes. Flores solitarii spicati raccmosi v- Qapitati^ odori v, inodorij sj pins 

 sordide albi v. fusci. Capaulae erectai. 



Species ad 10-12, regionnm tetnperatitrum hcniisphaerii borealis incolse, sylvicolfe. 



Mo}iotrope<£ constant goneribus mouotypieis inter se Itubitu consimilihus, sed differontiiis tantas 

 florEe struetura praebentes absque Tincido species diversas conneetontc, nt a?gre reducondse videantur 

 nisi pro generibus sumes clivisiones primarias ordinis hie propositas. Ex his tcrtia (sen genera 

 2 ultima) dubie tuntiim in online includitnr, nnm genus utninigue antheris, unum doin jjoliine efc 

 alteram scmine discrepant, Afflnitas or<^iriis Ericaceis a nnllis negafiir, srd miilto nlinus propinqna 

 est quam ilia Orohanchacearmn Scrophdarinns, et tribne Ericaceanim cui spet^ialiter accedit baud 

 obvia est, nisi Pyrolam aphyllam habeas pro vinculo Mouoirojieas cum Ericaceis Pyroleis connrc- 

 tente. 



Flores upctali in Allotropa. 



Antlierfe 2-calcarat9e in Plerospora. 



Pollen simplex in Cheilotheca. 



Placentatio parietalis in Cheilotheca et TleuricoRpora. 



Testa Grma, nucleo conformisin Pleuricospora. 



CONSPECTUS GENEEUM- 



* Corolla ffanwpetala. 



L PxEROSPonA, Sepala 5. Discus 0. Antberse introrsnm pondulce, dorj:o '2'eal carat (b. 

 Semina apioe late alata, — Am. hor. 



2. Sarcotpes. Sepala 5, Biscus 0, Anthetse In alabastro ereotse. Scminum testa nucleo 

 conformist— ^???(^. hor. occ. 



3. Scn^v'ETNiTi^iA- Sepala 5. Discus lO-crenatiis, Antbrra? in alal^istro transversa^, sub 

 antbesi introrsum pendulje, Seminum testa nucleo eonformis. — Amer. hor, orient, 



4- Nbwbeiirya. Sepixla 2. Discus 0. Antbera? introrsum debiscentes, loculisinsoqualibus, — 

 California, 



** Corolla poly pet dla v, 0- 

 .^ Anthers breves. Discus 8-12 lobus v. creiiatus. Placmtaiio centralis. 



5. Alt.otropa. Sepala 4-6. Corolla: 0- Antber£e 2-loculare9, introrsum pcndulse. Flores 

 Bpicati.— - California, • 



6. MoNOTEOPA. SepUa 4. Petala 5-6, basi vix saccata. Flores solitarii.-^yl/?;^. hor., 

 Mont IliviaL 



7. Htpopithys, Sepala 4. Petala 4-5, basi siiecata, Flores racemoi^b — E(y. temp. JiernispK 

 bar, 



tt AnthcT<e elo7}gat{B. IHscits ohscnru.^ v. 0. Placentatio parietalis. 



8. Chkilothkca. Sepala 3-4, petala 3 Integra Kquantia- — Mont. Himal, 



9. PrEURTcosPORA. Sepala 4^, petalis 5 l^reviora. — California, 



1.^ Pterospora» Nntt, Gen, PI. N. Am.i, 2R9,— Sei^ala 5, basi connataj porsistentia. 

 Corolla subglobosa, 5-loba, lobis brevibus recurvis. Stamina 10, filamentis snbutato- 

 complanatis glabris ; antliera3 dorso basi affixa", introrsum pendulaa, 2-loculareSj rimis 

 lonj^ntudinalibus liiant ibi is dehisce ntes, lociilis basi calcarafis^ caloaribiis deflexia. Discus 

 0. Ovarium subglobosum, 5-lobumj S-loeiilare ; stylus brevis, columnaris, stigmate 

 discoideo 5-lobo ; ovula in loculis numerosissima, placentis tumidis integris angulo 

 interiori adnatis loculnm fere implontibus inserta. Capsula membranaceaj dcpresso- 

 globosa, 5-loba, basi et apice intrusa, locnbcide 5-Talvis, placentis valvisqne ab axi 

 central! vacuo secedentibus, polysperma. Semina minima, horizontalia, globoso-ovoidea, 

 testa fraj^ili scmini confurmi laxe reticulata, apice ala scmine multo latiore hyalina appen- 



