277 ORCHIDACEAE: MILTONIA. 278 
utrinque vix prominentibus. PFDUXCULUS communis rectus vel leviter 
flexuosus, vix compressus, laevis, viridis et saepius leviter dilute purpureus, 
35—70 cm. longus, 3—5 mm, crassus; VAGINAE arcte adpressae, laeves, 
pallide virides vel albescentes, 2—3 cm. longae. PeDICELLI patuli vel 
erecto-patuli, paulo flexuosi vel subrecti, graciles, cum ovario lineari- 
clavato obtuse trigono et tenuiter 6-sulcato 3—4 cm. longi. BRACTEAE 
adpressae, valde concavae, albido-virides, 1!/s—2'|[» em. longae. FLorEs 
nutantes, sepalis petalisque castaneo-fuscis, apice et interdum margine 
flavo-viridibus. SEPALA leviter concava, basi satis attenuata, tenuiter 
DJ 
1—9-nervulosa, 8 mm. lata, dorsale 5 cm. longum, lateralia subfalcata, 
32—34 mm. longa. PETALA vix.concava, basi valde attenuata, leviter 
obliqua, 3 em. longa, 6—8 mm. lata. LABELLUM paulo convexum, tenuiter 
plurinervulosum nervulis ramosissimis, album vel interdum leviter dilute 
luteum, cristis interdum purpureo-maculatis, 30—33 mm. longum, 2 ad 
21/2 cm. latum. Corumxa recta, inferne leviter attenuata, semiteres, antice 
canaliculata, alba, 12—14 mm. longa. ANTHERA alba vel leviter flavescens, 
valde convexa, subtiliter puberula et verruculosa. CaPsULA ignota. 
Habitat in arboribus ad Moro Queimado prov. ignota» Pinel; in 
prov. Rio de Janeiro loco accurato haud indicato: Glaziou n. 14292. 
1. MILTONIA CANDIDA Linpt. pseudobulbis majus- 
culis, ovato-oblongis, valde compressis ancipitibusque, juniori- 
bus basi vaginis paucis distichis magnis foliaceis vestitis, 
vetustioribus glabris, apice diphyllis; foliis majusculis, satis 
coriaceis, lineari-oblanceolatis, acutis, inferne longe attenuatis; 
pedunculo communi erecto vel ascendente, robustiusculo, foliis 
satis longiore, inferne vaginis paucis breviusculis tenuiter 
membranaceis remotissimis acutisque vestito, superne laxius- 
cule 3—5-floro; bracteis scariosis, anguste triangularibus, 
acutis, ovario multo brevioribus; floribus majusculis, longius- 
cule pedicellatis, segmentis membranaceis, patentissimis; sepalis 
subaequilongis, anguste oblongis, subabrupte acutis, lateralibus 
basi brevissime connatis; petalis oblongis, abrupte acutis et 
minute apiculatis, tenuiter 7—9-nervulosis, sepalo dorsali 
subaequilongis; labello patenti, superne satis recurvo, usque 
ad basin libero, sepalis lateralibus satis breviore, sessili, late 
obovato-subrotundato, margine valde undulato, inferne circa 
columnam convoluto, utrinque glabro, disco inferne longius- 
cule 5—7-lamellato, lamellis gracillimis, iuaequalibus, leviter 
divergentibus; columna breviuscula, satis gracili, subtiliter 
puberula, superne late bialata, clinandrio profunde cucullato, 
membrana lata scariosa margine irregulariter dentata cincto. 
Miltonia candida Lindl.! im Bot. Regist. XXIV. Misc. 
n. 29 (1838), XXXI. sub tab. 8, Sert. Orch. tab. 21, Folia 
Orch., Milt. 4; Paxt. Mag. of Bot. VI. 241 cum tab.; Beer, 
Prakt. Stud. Fam. Orch. 268; Reichb. f. Xenia Orch. I. 129 
et 132; Duchartre, Man. Gén. des PI. IV. 483; Du Buyss. 
L'Orchid. 386; Nichols. Dict. of Gard. II. 367; Wats. Orch. 
316; Stein, Orchideenb. 353; Veitch, Man. Orch. PI. VIII. 
98 cum ic.; Bois, Orch. 164; Williams, Orch. Grow. Man. 
edit. 7. p. 518; L. Lind. Orch. Exot. 838; Autran et Dur. 
Hort. Boiss. 336; Cogn. Dict. des Orch., Milt. tab. 5; Lindenia, 
XV. tab. 685; Sander, Orch. Guide 125. | 
Oncidium candidum Beer, Prakt. Stud. Fam. Orch. 283 
(1854); Reichb. f. in Walp. Ann. Bot. VI. 763 (1863). 
PSEUDOBULBI aggregati, erecti vel erecto-patuli, leviter obliqui, - 
superne satis attenuati, laeves, juniores intense virides, vetustiores viridi- 
flavescentes, 6—10 cm. longi, 2!/;—3'/s em. lati. Fori erecto - patula, 
basi conduplicata, superne paulo concava, utrinque viridi- flavescentia, 
Orchid. III. 
20—35 cm. longa, 2—3!/» em. lata; nervo mediano supra profunde canali- 
culato, subtus valde prominente; nervulis lateralibus utrinque 5—6, gracili- 
bus, in sicco vix prominentibus praecipue subtus. PEDUNCULUS communis 
rectus vel leviter arcuatus, laevis, leviter compressus, viridis vel plus 
minusve dilute purpureo-fuscus, 35—50 cm. longus, 3—4 mm. crassus; 
VAGINAE arcte adpressae, laeves, pallide virides vel fulvae, 1'/—2'/» em. 
longae. PznicELLI patentissimi, recti vel paulo arcuati, graciles, virides, 
cum ovario lineari-clavato acute trigono 3—4 cm. longi.  BRACTEAE 
adpressae, valde concavae, pallide virides vel falvae, 12-—18 mm. longae. 
FLores subnutantes, sepalis petalisque castaneo-fuscis, irregulariter trans- 
verse luteo-maculatis. S&PALA satis concava, tenuiter 9-nervalosa nervulis 
leviter clathrato-ramosis, 3—31/; cm. longa, 9—10 mm. lata, lateralia 
leviter obliqua. Prrata paulo concava, leviter obliqua, basi breviter 
cuneata, 3—3'/s cm. longa, 10—12 mm. lata. LaskLLUM superne paulo 
concavum, tenuiter multinervulosum nervulis ramosissimis, saepius album, 
inferne maculis vel lineis divergentibus purpureo-violaceis notatum, fere 
3 cm. longum et latum. CoLumxa subrecta, semiteres, antice concava, 
alba purpurea vel flavescens, 11—12 mm. longa. ANTHERA flavescens, 
valde convexa, densiuscule velutino-papillosa. CarsuLa ignota. 
Formae hortenses satis numerosae, principales sunt: 
Var. rLavescens Hook. in Bot. Mag. tab. 3793 (1840), Cent. Orch. 
tab. 85; Beer, Prakt. Stud. Fam. Orch. 268; Reichb. f. Xenia Orch. 
I. 132, in Walp. Ann. Bot. VI. 763; Watson, Orch. 316; Stein, Orchideenb. 
353; Nichols, Dict. of Gard. II. 867. 
Var. GRANDIFLORA Lindl, in Bot. Regist. XXIX. Misc. 110 (1843); 
Du Buyss. L'Orchid. 386 (1878); Williams, Orch. Grow. Man. edit. 6. 
p. 410 (1885), edit. 7. p. 518, Orch. Alb. V. tab. 200; Nichols. Dict. of 
Gard. II. 367; Watson, Orch. 316; Stein, Orchideenb. 353; Journ. des 
Orch. VII. 233. 
Var. Jentscniana Reichb. f. in Otto et Dietr. Allgem. Gartenz. 
1855. p. 23, Xenia Orch. I. 132 et 161. tab. 54; Watson, Orch. 316; 
Stein, Orchideenb. 353. 
Var. LAXA Reichb. f. Xenia Orch. I. 132 (1856), in Walp. Ann. 
Bot. VI. 763. 
Var. LUTEOLA Regel in Gartenfl. IV. 117 (1868). 
Var. PURPUREO-VIOLACEA Cogn. Chron. Orch. I. 135 (1898), Dict. 
Ic. Orch., Milt. tab. 5 A. 
Habitat in Brasilia locis accuratis haud indicatis: Hort. Glasnevin, 
etc.; in prov. Rio de Janeiro: Binot; in prov. Minas Geraés locis humidis 
alt. 500—600 m. (L'Orchidoph. 1886. p. 136). 
B. Columna distincte biauriculata; clinandriam paulo profundum, 
margine nudum. — Species 8—12. 
8. MILTONIA RUSSELLIANA Lrsor. pseudobulbis 
mediocribus, anguste ovato-pyriformibus, satis compressis, basi 
vaginis paucis distichis magnis foliaceis vestitis, apice diphyllis ; 
foliis mediocribus, ligulato-lanceolatis, acutis, inferne longius- 
cule attenuatis; pedunculo communi erecto vel ascendente, 
satis gracili, foliis multo longiore, inferne vaginis paucis 
brevibus tenuiter membranaceis remotissimis acutisque vestito, 
apice laxe 2—6-floro; bracteis rigidiasculis, anguste triangu- 
lari-lanceolatis, acuminatis, basi amplexicaulibus, ovario multo 
brevioribus; floribus mediocribus, breviuscule pedicellatis, 
sepalis petalisque patulis vel erecto-patulis, tenuiter mem- 
branaceis, margine satis undalatis; sepalis subaequilongis, 
lanceolatis, acutis, lateralibus usque ad basin liberis; petalis 
oblongo-lanceolatis, acutis, tenuiter 7—9-nervulosis, sepalo 
dorsali aequilongis; labello postico, patenti-subreflexo, sepalis 
lateralibus subaequilongo, sessili, basi cum columna brevissime 
connato, cuneato-ligulato, subpandurato, apice retuso et minute 
apiculato, margine satis sinuato, utrinque glabro, disco inferne 
7-carinato, carinis internis longissimis, externis brevissimis, 
omnibus apice angulatis; columna brevi, crassiuscula, glabra, 
36 
