926 
DISA grandiflora. 
Large-flowered Disa. 
GYNANDRIA MONANDRIA* 
Nat. ord. Orchideje. Sect. 1. Orchidem vera. 
a"^^*^^ L- ^ -PenanfAiMTn explanatum ; laciniis exteri(Mnbtis liberift: pb8» 
tica galeata 1 -calcarata ; interioribus nanis basi columnee accretis. Label- 
lum basi columnse insertum liberum integrum. Columna utrinqae alata: 
alis petaloideis. Clinandrium dilatatum antic^ supr^ stigma protnin^g tri- 
lobum : lobo intennedio inflezo. Anthera verticalis^ loculig basi dirariei^ 
solutis in clinandiio incumbentibus. Glandula nudee. Stigma ad basin 
columme. Ch^. Disa comuta qu<2 clinandrio rum dilatato et preesertim 
anthera horizontali differty fortk genus proprium Ptttygodio (Rz»Air- 
dkam) indicat, cut species tsultee alia spiceUte referenda mnt. 
D. grandiflora ; laciniis perianthii exterioribus maximis Ovali-lttdeMlatis ttCtt^ 
minatis, calcare conico nutante, caule subbifloro, * • 
Disa uniflora. Berg. cap. 348. t, 4./. 7. 
Disa grandiflora. Linn, suppl. 406. tSwartz. act. holm. 1800. p. 210. 
Willd. sp. pi. 4.45. Pers. syn. 2. 507. KerinJoum. sc. vol. 4. p. 205. 
tab. 5. f. 1. 
Satyrium grandiflorum. Thunb. prodr. 4. 
Caulis glaber, pedalis, foliosus, erectus. Folia lanceolatay acuminata, 
patentia, basi vaginantia, caulis longitudine, siiperiora sensim minoroi Flores 
terminales, 1-3, maximi, speciosi. Bracteae ovato-lanceolalce, acnmirutUBf 
nervosce, ovarii longitudine. Perianthium explariatum, patens, laciniis exte* 
rioribus maximis, ocnli-lanccolntis, ncuminatis, lateralibus coccineis planis, 
superiore ( galea j rubescente, venosd, cucullatd, supra basin calcare brevi obtuso 
vix ipsa galea longiore ; interioribus minitnis ovnfis ad basin columncB. Label- 
lum anticum, lincnre, acuminatum, laciniis exttnoribus brevitis. Columna 
erecfu utrinque appendicu/ata : appendicibus ovalihus dimidintis erectts cum 
anthera parallelis, margine laterali replicato, dentate, ct cum dorso cohmnop. 
basi adnata ; clinandrium mngnnm dihiti'tmn, anticc dcclivc, cnrnosum, supra 
stigma prominens, frilobum : lobo medio vijlero. Anthera trrfiivialis, erecta, 
apiculata, in parte postcriore clinandrii imcrta, conncofivu camoso rigido, 
loculis parallelis, basi divaricatis, solutis, in lohis lateralibus clinandrii in- 
cumbentibus. Pollinia gracilia, granulosa, sulcata : glandulis nvdis. Stie-ma 
carnosum, concavnm, ad basin columns. Obs. In (pslivntione columna aicu- 
atur et clinandrii complicati lobi laterales tali modo supra stigma invertUUtur, 
ut (ihindulce polliniorum faciem stigmutis viscosain tangunt. 
For this truly splendid plant, which has now flowered, 
probably, for the first tune in Europe, we are indebted to 
VOi XI. 
