347 
rotundatis, inferne fere usque ad medium connatis; petalis 
late obovato-suborbicularibus saepius subpanduratis, basi latius- 
cule breviterque unguiculatis, apice late rotundatis et saepius 
retusis, margine valde undulato-crispis, distincte multinervu- 
losis nervulis satis ramosis, sepalo dorsali multo longioribus; 
labello sepalis lateralibus: subduplo longiore, ambitu late 
obovato-rotundato, brevissime angusteque unguiculato, basi 
leviter cordato, utrinque glaberrimo, inferne leviter trilobato, 
lobis basilaribus minutissimis, patulis, ovato-oblongis, obtusis, 
margine leviter undulatis, lobo terminali amplo, longiuscule 
lateque unguiculato, subsemirodundato-reniformi, basi leviter 
cordato, apice plus minusve distincte emarginato, margine 
undulato-crispo sublobulato, sinubus inter lobos latissimis 
subrectangulis fundo undulato-subdenticulatis, disco basi crasse 
cristato, crista verruculosa, 5-tuberculata, tuberculis inaequali- 
bus, aequidistantibus; columna brevi, crassa, glabra, alis 
patulis, latiusculis, carnosulis, subrotundatis; anthera valde 
convexa, glabra, laevi, antice truncata. 
Oncidium Forbesii Hook.! in Bot. Mag. tab. 3705 (1839); 
Lemaire, Fl. des Serres de V Anglet., Févr. 1839 cum tab. col.; 
Lindl. în Bot. Regist. XX V. Misc. 149, Folia Orch., Oncid. 19; 
Reichb. f. in Linnaea XXV. 249, in Walp. Ann. Bot. VI. 
728, in Gard. Chron. new ser. XI. 524. fig. 71 (1879), XX V. 73; 
Beer, Prakt. Stud. Fam. Orch. 286; Duchartre, Man. Gen. 
des Pl. IV. 487; Du Buyss. L'Orchid. 421; Warm. Symb. FI. 
Bras.-Centr. part. XXIX. 845; L'Orchidoph. 1886. p. 140; 
Nichols. Dict. of Gard. II. 486, Suppl. 565. fig. 599; Williams, 
Orch. Alb. III. tab. 104, Orch. Grow. Man. edit. 7. p. 610; 
Pfite. in Engl. und Prantl, Natürl. Pflanzenfam. II. 6. p. 200. 
fig. 216; Watson, Orch. 377; Stein, Orchideenb. 413; Veitch, 
Man. Orch. Pl. VIII. 38 cum ic.; Bois, Orch. 154; Kerch. 
Livre des Orch. 184 et 292. fig. 167; L. Lind. Orch. Exot. 896. 
fig. 129; Autran et Dur. Hort. Boiss. 332; Cogn. in Dict. Ic. 
Orch., Oncid. tab. 1; Sem. Hortic. 1898. p. 17; Gard. Chron. 
1900. II. 390; Sander, Orch. Guide 180; Gard. Mag. 1901. 
p. 21 cum ic. 
Oncidium crispum var. Forbesii Burbidge, Die Orch. trad. 
Lebl. edit. 2. p. 117 (1882). 
Oncidium crispum var. marginatum Hort.; Nichols. Dict. 
of Gard. II. 484 (1886); Sem. Hortic. 1898. p. 94. 
RADICES numerosae, fasciculatae, elongatae, satis graciles, tortuosae, 
simplices, canescentes. PsEUDOBULBI aggregati, erecti vel erecto-patuli, 
non vel paulo obliqui, primum laeves, demum leviter plurisulcati, nitiduli, 
virides et plus minusve dilute fuscescentes, 5—7 cm. longi, 2'/2—4 cm. 
lati. FoLIa erecto-patula, rigidiuscula, basi breviter conduplicata, superne 
paulo concava et leviter recurva, supra saturate viridia, subtus paulo 
pallidiora, 15—25 cm. longa, 2'/1—4 cm. lata; nervo mediano Supra pro- 
fandiuscule canaliculato, subtus valde prominente, nervulis lateralibus 
numerosis, tenuissimis, in sicco utrinque vix prominentibus. PEDUNCULUS 
communis plus minusve arcuatus, superne leviter flexuosus, teretiusculus, 
laevis, laete viridis et interdum fusco-variegatus, 40—90 cm. longus, 
2'/3—4 mm. crassus, ramis patulis vel erecto-patulis, longiusculis, gracilibus, 
flexuosis, simplicibus; vAGINAE arcte adpressae, tenuiter pluristriatae, pallide 
virides, 4—7 mm. longae. PEDICELLI patuli, graciles, leviter flexuosi, eum 
ovario lineari-clavato acute trigono 2—2'/s cm. longi. BRACTEAE adpressae, 
membranaceae, satis concavae, pallidae, 4—5 mm. longae. FLORES patentis- 
simi, segmentis castaneo-fuscis, irregulariter angusteque flavo-aureo margi- 
natie. SEPALA leviter concava, margine paulo undulata, dorsale distincte 
9-nervulosum, circiter 2 em. longum, 12—15 mm. latum, lateralia tenuiter 
T-nervulosa, 22—24 mm. longa, 8—10 mm. lata, superne satis divergentia. 
ORCHIDACEAE: ONCIDIUM. 
348 
PETALA paulo concava, vix obliqua, 26 —28 mm. longa, superne 20—23 mm. 
lata.  LABELLUM leviter concavum, 32—34 mm. longum, lobis basilaribus 
circiter 3 mm. longis et 2 mm. latis; lobo terminali tenuiter multinervuloso 
nervulis ramosissimis, 20—22 mm. longo, circiter 3 cm. lato. COLUMNA 
recta, flavescens, 5—6 mm. longa, alis 2 mm. latis, sordide flavis, purpureo- 
violaceo punctatis vel lineatis. CAPSULA ignota. 
Formae hortenses satis numerosae; principales sunt: 
Var. ATRATUM L. Lind. in Lindenia XVI. tab. 779 (1902); Kew 
Bull. 1903. Append. III. 96. 
Var. BORWICKIANUM Reich). f. in Gard. Chron. new ser. XI. 524. 
fig. 72 (1879); Belg. Hort. 1880. p. 124; Nichols. Dict. of Gard. I1. 486; 
Williams, Orch. Grow. Man. edit. 7. p. 611; Kew Bull., Add. Ser. IV. 
298; Sander, Orch. Gwide 180. 
Var. BRApsHAWAE Hort.; Gard. Chron. ser. 3 X XXII. 184 (1902); 
Orch. Rev. X. 308; Kew Bull. 1903. Append. III. 96. 
Var. CASTANEA L. Lind.; Gard. Chron. ser. 3. XXVI. 441 (1899). 
Var. Maximum L. Lind. et Rodig. in Lindenia IV. 43. tab. 164 
(1888); Williams, Orch. Grow. Man. edit. 7. p. 611; Kew Bull, Add. 
Ser. IV. 298. — Var. grandiflora Hort.; Stein, Orchideenb. 413 (1892). 
Var. MEASURESIANUM Kraenzl. in Gard. Chron. ser. 3. X. 227 (1891); 
Journ. des Orch. II. 230; Kew Bull., Add. Ser. IV. 298; Nichols. Dict. 
of Gard., Suppl. 565; Sander, Orch. Guide 180. 
Var. MooRTEBEEKIENSE L. Lind.; Gard. Chron. ser. 3. XXVI. 441 
(1899); The Garden 1899. II. 466; Journ. of Hort. XXXIX. 539. fig. 94 
(1899). 
Var. NIGRICANS L. Lind.; Gard. Chron. ser. 3. XXVI. 441 (1899). 
Var. SPLENDENS Hort.; Moller Deutsch. Gartenz. 1888. p. 87. 
cum ic.; Monit. d'Horlic. 10 juill. 1888. cum tab. col. 
Habitat in prov. Rio de Janeiro supra arbores ad Serra dos Orgáos : 
Gardner n. 641 et 5872; in sylvis virgineis prov. Minas Geraés: Widgren 
n. 770; ad Pedra Branca prope Caldas: Regnell ser. I. n. 429 ; ad radices 
montis Serra da Piedade in sylvis epiphyticum : Warming. — Floret Martio 
ad Aprilem. 
Oss. I. Oxcıpıum LITUM Reich). f. in Gard. Chron. new ser. XX. 
328 (1883); L'Orchidoph. 1884. p. 31; Nichols. Dict. of Gard. II. 487; 
Kew Bull, Add. Ser. IV. 300, valde affinis O. Forbesii Hook., est veri- 
similiter hybrida naturalis inter O. Forbesii Hook. et O. crispum Lodd. — 
Habitat in Brasilia loco accurato haud indicato: Hort. W. Bull. 
Oss. II. Oncipium PUNCTATUM Hort., Gard. Chron. ser. 3. XXXII. 
239 (1902); Orch. Rev. X. 311; Kew Bull. 1903, Append. III. 96 (nomen 
tantum) est verisimiliter hybrida naturalis inter O. Forbesii Hook. et 
O. Gardneri Lindl. — Habitat in Brasilia loco accurato haud indicato: 
Hort. J. Cowan. 
B. Pseudobulbi apice diphylli vel rarissime triphylli. — Species 
48—58. 
48. ONCIDIUM ENDERIANUM Horr. pseudobulbis 
ovoideis, compressis, apice diphyllis; foliis coriaceis, majus- 
culis, lanceolato-ligulatis, apice acutis; peduneulo communi 
superne ramoso, multifloro, foliis multo longiore; bracteis 
anguste triangularibus, acutis, ovario multo brevioribus; flori- 
bus magnis, longiuseule pedicellatis, segmentis patentissimis, 
tenuiter membranaceis; sepalis longiuscule angusteque ungui- 
culatis, margine leviter undulatis, dorsali late elliptico-ovato, 
apice rotundato, lateralibus paulo longioribus, oblongis, apice 
obtusis, inferne usque ad medium connatis; petalis . late 
obovato-subrotundatis subpanduratis, breviuscule angusteque 
unguiculatis, apice distincte emarginatis, margine satis undu- 
latis, distincte 7-nervulosis nervulis ramosissimis, sepalo dorsali 
multo longioribus; labello sepalis lateralibus dimidio longiore, 
ambitu late angulato-subrotundato, utrinque glaberrimo, basi 
breviter lateque unguiculato, inferne leviter trilobato, lobis 
basilaribus minutis, irregulariter subrotundatis, margine leviter 
