Part 11) THE ORCHID STUD-BOOK. 191 
°C. x Norma, ¥. S. H. Fr. 1900, 53.—Peeters. 
Re-named because of an earlier C. x Norma. 
429. P. x Olenus (bellatulum @ x ciliolare), F.R..S. xxvi. 692.—R. I. 
Measures, 1895. 
C. x Olenus, G.C. 1895, i. 402, 613, f. 86; OR. 1895, 157; Gard. 1902, i. 
355, f. 
C. x Gertrude Hollington, G.C. 1895, i. 626, 644, f. 90; O.R. 1895, 188; 
Monit. H. Oct. 10, 1895, f.; $.H. 1896, i. 3, f. 1; G. World, 1898, i. 616, f. 
(Southgate var.). 
C. x Sir Thomas Lipton, G.C, 1898, i. 385.—Stanley & Ashton. 
e 430. P. x Olivia (niveum x tonsum ¢@), O.R. 1900, 358.—Oakes Ames, 
1898. 
C. xX Olivia, G.C. 1898, ii. 128; 1899, ii. 339, f. 113; O.R. 1898, 285, 286; 
1895, 28, 350; $.H. 1898, ii. 142, 143, f. 26. 
The parentage was first recorded as C. tonsum and C. concolor, but after- 
wards amended as above. 
431. P. x Ollendorffii (x Harrisianum x hirsutissimum), O.R. 1899, 135. 
—Ollendorff, 1899. 
432. P. x Omphale (x Lucie x tonsum @ ),O.R. 1903, 26.—Young, 1902. 
433. P. x Opoixie (niveum x superciliare ?).—Opoix, 1893. 
C. x Madame Octave Opoix, ¥.S.H.Fr. 1893, 500; Yard. 1895, 53; Lind. x. 
t. 462; Yourn. d. O. v. 310.—Opoix. 
434. P. x Opoixii (Lowii @ x vexillarium).—Opoix, 1895. 
C. x (unnamed), ¥. S. H. Fr. 1895, 602; 1896, 792.—Opoix. 
435. P. x orangense (x Harrisianum 2 xX tonsum).—Graves, 1894. 
C. x modestum, Amer. G."March 23, 1895; Hans. O. Hyb. 163.—Graves. 
Re-named because of an earlier C. x modestum. 
¢ 436. P. x Orion (concolor x insigne ?). Kerch. Liv. d. O. 482.—Veitch, 
1893. 
C. x Orion, G.C. 1893, i. 80; O.R, 1893, 61; ¥.A. 1899, 1. 151, f. 31; GM. 
1899, 104, f.; Dict. Ic. O. Cyp. hyb. t. 62. 
C. x Chantino-Regnieri, Sem. H. 1897, 468; Desd. Cyp, ed. 2, 118.—Bleu. 
437. P. x Orissa (barbatum @ x Haynaldianum).—Jolibois, 1890. 
P. x (unnamed), ¥. S. H. Fr. 1890, 200.—Jolibois 
« 438. P. x orphanum, (barbatum x Druryi), Stein O. 479.—Veitch, 1886. 
C. x orphanum, G.C. 1886, ii. 166; V. Man. O. iv. 94; O.A. x. t. 455; OLR. 
1893, 27, 131; Lind. v. t. 206; $.H. 1887, i. 135, f. 16; Day O. Draw. 1. t. 85. 
The name refers to the fact that the parents were unknown when the hybrid 
originally appeared. 
439. P. x Orpheus (callosum x venustum ¢ ), Stein O. 479.—Sander, 1891. 
C. x Orpheus, G.C. 1891, i. 39; O.R. 1893, 326; 1896, 39. 
440. P. x Osyanum (x Arthurianum x Harrisianum),—Craen-Longhé, 
1901. 
C. x Souv. du Baron Osy, R. H. Belge, 1901, 71.—Craen-Longhé. 
