456 OLXVIIL. BURMANNIACEJE. 
minima v. obsoleta, rarius exterioribus similia, inter se semper zequalia. Stamina 3 v. 6, 
tubo perianthii inserta inclusaque, v. ad faucem affixa et intra tubum deflexa, v. tubo 
deficiente exserta, fil tis brevibus nune brevissimis. — Anthera 2-loculares, connectivo 
varie dilatato v. appendiculato rarius vix evoluto ; loculi distincti, transversim v. in longi- 
tudinem dehiscentes. Ovariwm inferum, nune 3-loculare placentis axilibus, nunc 1-loculare 
placentis 3 parietalibus. .Síylus tubo perianthii inclusus v. tubo deficiente brevissimus, 
apice in ramos 3 breves sspius brevissimos crassos vertice stigmatosos divisus. Ovula 
in quaque placenta numerosissima, minuta, Fructus capsularis, perianthio emarcido v. 
ejus basi i tus, nunc lateraliter inter costas, nunc vertice irregulariter 
v. rarius valvatim dehi Semina, parva, testa tenui nunc adnata, nunc 
laxa hyalina ultra nucleum utrinque longe producta, exalbuminosa. Embryo semini v. 
nucleo conformis, specie h 
Herb: annue v. e rhizomate perenni, erectse, simplices v. rarissime in ramos paucos 
divis. Folia nunc evoluta, ad basin caulis conferta v. rarius secus caulem Sparsa, 
linearia v. lanceolata, nunc swpius omnia ad squamas parvas sparsas cauli concolores 
reducta. Flos unicus terminalis, v. plures in cyma terminali 9-: nda v. rarius dichotoma, 
secus ramos unilateraliter sessiles v. breviter pedicellati, ozer tes, flavi v. rarius 
albidi. 
Species ad 54, per regiones calidiores utriusque orbis late disperse, usque ad Americam borealem 
et Chinam extense. 
Ordo nulli arete affinis, ovarii et seminum structura hine Zydrocharideis quibus Martius approxi- 
mavit, hine Orchideis uti bene indicavit Miers, accedit. Ab his tamen perianthio Scpissime et 
andrecio semper regularibus longe differt, In tribu Corsiearum perianthii segmentum unum 
maximum primo aspectu labellum Orchidearum in mentem revocat, sed ad seriem exteriorem 
pertinet nec ut in Orchideis e segmento interiore cum. inodi f sistens. 
CONSPECTUS GENERUM. 
"Tribus I. Euburmannieec.  Perianthii tubus cylindraceus 3-gonus v. infundibularis. 
Stamina 3, intra tubum fere sessilia, 
* Ovarium 3-loculare. — Caulis foliatus v. aphyllus. 
l. BenwaNN1A. Perianthii tubus 3-angulatus v. sepius 3-alatus; limbi segmenta interiora 
exterioribus minora v. 0. Capsula plus minus 3-alata. — Utriusque orbis reg. trop., Amer.bor., China. 
. CawPvrosrPHON. Perianthii tubus angustus, incurvus, exalatus; limbi segmenta omnia 
subequalia,linearia. Capsula angusta, exalata.— Brasilia bor. 
** Ovarium 1-oculare, rarius ima basi divisum. | Caules aphylli. 
3. GywosreHON.- Perientiii tubus exalatus, post anthesin medio cireumseissus. Anthe- 
rarum i —4Amer. et Afr. trop., Archip. Malay. 
4. DicrvosrEG1A. Perishthii tubus exalatus, continuus. Antherarum connectivum parum 
dilatatum.——4er. e£ Afr. trop. 
5. ArrERIA. Perianthii vd exalatus,3-saeculatus. Filamenta sub anthera late petaloideo- 
alata.—er. bor. et austr. 
"Eribus II. Thismieee. Perianthii tubus obovoideus v. Oblongus, ore ssepius constrietus. 
Stamina 6, antheris inversis intra tubum deflexis, eonnectivis dilatatis interdum connatis. Caules 
earnosi, aphylli. 
6. Tuiswra. | Perianthii lobi. 3. v. omnes .subulati, Menden: v. recurvi. Anthere e tubo 
haud prominentes.—4er. et Asia £ 
7. Baowisr..  Perianthii lobi 3, Sr apice dilatati, conniventes, calyptram 3-stipi- 
tatam formantes. Antheree tubo haud prominentes.— Nov. Guinea. 
8. GrowrrRA, Perianthium ad os vix constrictum, ceterum Bápsios Anthere basi e 
tubo parum prominentes —Zorneo, Java. 
CHAM HER Corsiece. Perianthium fc gutfituny Segmento postico maximo. lato, esteris 5 
qi i-subulatis, Stamina 6. Caules aphylli. 
