359 ORCHIDACEAE: ONCIDIUM. | 360 
Var. ß. BELLUM Reichb. f. in Gard. Chron. new ser. XXI. 
372 (1884); L’Orchidoph. 1884. p. 227; Kew Bull., Add. Ser. 
IV. 302. 
LABELLUM aureo-flavum, maculis fuscis parvis numerosisque ornatum, 
interrupte fusco-marginatum. 
Habitat in sylvis supra arbores ad Lagoa Santa prov. Minas Gerais: 
Warming; in prov. Rio de Janeiro: Hort. Veitch; in prov. S. Paulo: 
E. D. Jones. — Floret Januario—Februario. 
55. ONCIDIUM GRAVESIANUM Rorre: pseudo- 
bulbis majusculis, anguste ovoideis, satis compressis, vetusti- 
oribus nudis, apice diphyllis; foliis mediocribus, coriaceis, 
elliptico-oblongis, obtusis, basi longiuscule attenuatis; pedun- 
culo communi robustiusculo, nutante, foliis multo longiore, 
inferne simplici, superne satis ramoso et laxiuscule multifloro; 
floribus majusculis, longiuscule pedicellatis, segmentis patentis- 
simis, tenuiter membranaceis; sepalis longe angusteque ungui- 
culatis, margine satis undulatis, dorsali obovato-oblongo, obtuso, 
lateralibus oblongo-ligulatis, acutis, basi tantum connatis; 
petalis anguste obovatis, basi longe cuneatis, apice subtrun- 
catis et leviter retusis, margine valde undulatis, sepalo dorsali 
satis longioribus; labello patenti-deflexo, sepalis lateralibus 
paulo longiore, ambitu obovato, utrinque glaberrimo, sessili, 
basi breviter lateque cuneato; inferne leviter trilobato, lobis 
basilaribus minutissimis, oblongis, apice rotundatis, lobo termi- 
nali amplo, longe lateque unguiculato, late rotundato-subreni- 
formi, basi subtruncato, apice late subrotundato, margine valde 
undulato sublobulato, sinubus inter lobos latissimis subrotun- 
datis, disco basi breviter lateque calloso callo verruculoso; 
columna longiuscula, satis gracili, glabra, alis latis, satis 
patulis, rotundatis, margine integerrimis. 
Oncidium Gravesianum Rolfe! in Gard. Chron. ser. 3. 
XI. 535 et 650. fig. 94 (1892), în Rev. Hort. Belge XXI. 73 
tab. 7 (1895); Williams, Orch. Grow. Man. edit. 7. p. 611; 
Sem. Hortic. 1898. p. 94; Le Jardin 1898. p. 118; Kew Bull., 
Add. Ser. IV. 298; Sander, Orch. Guide 181. 
Oncidium praetextum var. Gravesianum Nichols. Dict. of 
Gard., Suppl. 566 (1900). 
PsEUDOBULBI aggregati, erecti vel erecto-patuli, primum laeves et 
intense virides, demum leviter plurisulcati et plus minusve dilute fusces- 
centes, 5—7!/ em. longi, 2'/>—4 em. lati. FoLrA erecta vel erecto-patula, 
basi breviter conduplicata, superne leviter concava, apice satis recurva, 
supra nitida et saturate viridia, subtus paulo pallidiora, 10—17 cm. longa, 
2'/a—4 cm. lata; nervo mediano supra profunde canaliculato, subtus satis 
prominente; nervulis lateralibus numerosis, paulo, distinctis, PEDUNCULUS 
communis satis areuatus, teretiusculus, laevis, laete viridis, usque 9 dm. 
longus. PEDICELLI patentissimi, graciles, recti vel paulo flexuosi, cum 
ovario 2'/2—31/a cm. longi. SPALA fusca et transverse leviter irregulariter- 
que flavo-zonata, dorsale leviter concavum, 22—23 mm. longum, superne 
12—13 mm. latum, lateralia paulo convexa, 25—27 mm. longa, 5—7 mm. 
lata, superne valde divergentia. PETALA paulo concava, satis obliqua, 
fusca et leviter luteo-striata, 25—97 mm. longa, superne 15—17 mm. lata. 
LABELLUM aureo-luteum, latissime fusco-marginatum, basi leviter purpureo- 
fusco maculatum, 27—30 mm. longum; lobis basilaribus patenti - sub- 
retrorsis, 2—2'/» mm. longis, 1—1'/z mm. latis; lobo terminali saepius 
leviter convexo, 17—18 mm. longo, circiter 21/2 em. lato. COLUMNA paulo 
incurva, claviformis, purpureo-fusca, circiter 1 cm. longa, alis pallide luteis, 
margine purpureo-fusco marginatis, 3 mm. latis. CAPSULA ignota. 
Habitat in prov. Pernambuco: Hort. Sander. — Floret Martio. 
56. ONCIDIUM CURTUM Luinpt. pseudobulbis majus- 
culis, oblongis, satis compressis, junioribus basi vaginis paucis 
majusculis foliaceis coriaceis acutisque vestitis, vetustioribus 
denudatis, apice diphyllis; foliis majusculis, subcoriaceis, 
lanceolato-ligulatis, inferne longe attenuatis; pedunculo com- 
muni satis gracili, erecto, foliis multo longiore, inferne simplici, 
superne satis ramoso et densiuscule multifloro; bracteis anguste 
triangularibus, acutissimis, ovario multo brevioribus; floribus 
majusculis, longiuscule pedicellatis, segmentis patulis, tenuiter 
membranaceis; sepalis longiuscule angusteque unguiculatis, 
margine paulo undulatis, dorsali late elliptico-ovato, apice 
rotundato vel subtruncato, lateralibus vix longioribus, late 
oblongis, apice subrotundatis, inferne circiter usque ad medium 
connatis; petalis obovato-subpanduratis, basi angustiuscule 
breviterque unguiculatis, apice leviter emarginatis, margine 
valde undulatis, tenuiter 7-nervulosis nervulis exterioribus 
ramosissimis, sepalo dorsali satis longioribus; labello patenti- 
deflexo, sepalis lateralibus satis longiore, ambitu late obovato, 
utrinque glaberrimo, sessili, basi latissime breviterque cuneato, 
inferne leviter trilobato, lobis basilaribus minutis, anguste 
obovato-subquadratis, margine integerrimis, lobo terminali 
amplo, breviuscule lateque unguiculato, late subreniformi- 
rotundato, basi subtruncato, apice profundiuscule angusteque 
emarginato, margine undulato-subcrenulato, sinubus inter lobos 
latiusculis subrotundatis, disco basi latiuscule cristato, crista 
quinqueloba, tuberculata, verrucis quibusdam utrinque sparsis 
et in lineam gyriformem ordinatis; columna brevi, crassius- 
cula, glabra, alis patulis, brevissimis, truncatis, margine in- 
tegerrimis; anthera valde convexa, pubescente, antice non 
producta. 
Oncidium curtum Lindl. in Bot. Regist. XXXIII. tab. 68 
(1847), in Gard. Chron. 1848. p. 287, Folia Orch., Oncid. 20; 
Otto et Dietr. Allgem. Gartenz. XVI. 39 (1848); Morren in 
Ann. de Gand. IV. 97; Portef. des Hort. II. 189; Beer, 
Prakt. Stud. Fam. Orch. 283; Reichb. f. in Walp. Ann. Bot. 
I. 788, VI. 730; Rev. Hort. Belg. III. 104. fig. 13 et 14; 
Nichols. Dict. of Gard. II. 485; The Garden 1888. II. 87 
cum ic.; Watson, Orch. 373. fig. 90; Stein, Orchideenb. 410. 
fig. 129; Veitch, Man. Orch. Pl. VIII. 33; Bois, Orch. 153; 
Williams, Orch. Grow. Man. edit. 7. p. 607 cum ic.; Autran 
et Dur. Hort. Boiss. 301; Sem. Hortic. 1898. p. 94; Sander, 
Orch. Gwide 178. 
PsEUDOBULBI aggregati, erecti vel erecto-patuli, paulo obliqui, primum 
laeves, demum distincte plurisuleati, 6—7 cm. longi. Folla erecto-patula, 
superne leviter recurva, satis concava, 15—30 cm. longa. PEDUNCULUS 
communis satis flexuosus, teretiusculus, 6—9-dm. longus, ramis patentis- 
simis, distichis, elongatis, leviter flexuosis, simplicibus. PEDICELLI patentis- 
Simi, graciles, recti vel leviter arcuati, laete virides, cum ovario lineari 
acutiuscule trigono 2—2'/; mm. longi. BRACTEAE adpressae, rigidiusculae, 
satis concavae, pallide virides, 3—4 mm. longae. SEPALA satis concava, 
tenuiter 5-nervulosa nervulis satis ramosis, castaneo-fusca et transverse 
aureo-luteo plus minusve zonata, dorsale 14—15 mm. longum et 8—9 mm. 
latum, lateralia 15—17 mm. longa, 4—5 mm. lata, superne non vel vix 
divergentia. PETALA paulo concava, leviter obliqua, castaneo-fusca et 
anguste irregulariterque flavo-marginata, 17—18 mm. longa, apice 11 ad 
13 mm. lata. LaseLLUM 19—22 mm. longum, lobis basilaribus patentis- 
simis, luteis, 3—4 mm. longis et 2!/—3 mm. latis, lobo terminali paulo 
convexo, tenuiter multinervuloso nervulis ramosissimis, aureo-luteo et late 
castaneo-fusco marginato, 15 —16 mm. longo, 2'/2 em. lato, crista lutea et 
