Part Il. Suppl. THE ORCHID STUD-BOOK. 307 
P. x G. Singer, O.R. 1906, 90.—Low. 
¢ 547a. P. x St.-Albans (x Aphrodite x Harrisianum).—Sander, 1905. 
« C. x St. Albans, G.C. 1905, ii. 446; O.R. 1906, 24.—Sander. 
549a. P. x Statherianum (Chamberlainianum x Mastersianum).—Arm- 
strong & Brown, 1907. 
C. X Statherianum, O.R. 1907, 178. 
550a. P. x Stephanos (x cenanthum x Pollettianum).—Fletcher, 1906. 
C. x Stephanos, G.C. 1906, ii. 360; O.R. 1906, 366; G.M. 1906, 798, f.— 
Fletcher. 
562a. P. x Tankervillei (exul x nitens).—Sander, 1906. 
C. xX Earl of Tankerville, G.C. 1906, i. 30; O.R. 1906, 51.—-Sander. 
564. P. x Tautzianum (p. 210). 
C. x Tautzianum, Gard. 1907, i. 89, f. (v. nigricans). 
566. P. x tessellatum (p. 210). 
C. x tessellatum, G.C. 1906, i. 19, f. 13 (v. rubens). 
566a. P. x Thais (insigne ? X Orpheus), O.R. 1905, 157.—Young. 
567. P. x Thalia (p. 210). 
C. x Thalia var. Mrs. Francis Wellesley, G.C. 1906, i. 5, f. 2; Gard. 1906, i. 
9, f.; G.M. 1906, 84, f.; ¥.H. 1906, 1. 111, f.; O.R. 1906, 28. 
569a. P. x Thornianum (Charlesworthii x nitens).—Appleton, 1904. 
C. x Thornianum, G.C. 1904, ii. 433; O.R. 1905, 20.— Appleton. 
C. x (unnamed), O.R. 1906, 369.—Low. 
C. x (unnamed), O.R. 1907, 85, 93.—-Wrigley. 
570. P. x Thorntoni (p. 211). 
C. x Katherine, G.C. 1905, i. 108; O.R. 1905, 75.—Goodson. 
571. P. x Thyades (p. 212). 
C. x (unnamed), O.R. 1907, 178.—Armstrong & Brown. 
572a. P. x tonso-superbiens (superbiens x tonsum).—Goodson, 1904. 
C. X tonso-superbiens, G.C. 1904, ii. 343.— Goodson. 
572b, P. x Tracyanum (x aureum x Leeanum).—Tracy, 1904. 
C. x Tracyanum, G.C. 1904, ii. 433; O.R. 1905, 21; G. World, 1905, 159, 
f.—-Tracy. 
575a. P. x Trippie (x Harrisianum x Hera).—Mrs. Haywood, 1905. 
C. x Lady Tripp, G.C. 1905, ii. 411; O.k. 1906, 11.—Mrs. Haywood. 
« 576. P. x triumphans (p. 212). 
C. x triumphans, $.H. 1905, ii. 495, f. ; G.M. 1905, 742, f.; G.M. 1904, 794, f. 
(v. magnificum). 
C. x Fairlawn, O.R. 1906, 366.—-Goodson. 
583a. P. x Upcheri (Argus x Mastersianum).—Upcher, 1905. 
C. x Argo-Mastersianum, G.C. 1905, i, 245.—Upcher. 
584. P. x Urania (p. 213). 
C. x Urania, G.C. 1904, ii. 152 (Rehder’s var.). 
C. x M. Martin Cahuzac, fard. 1905, 104, f. I.—Cappe. 
586a. P. x Wanessa (prestans x villosum), O.R. 1905, 216.—Mrs. Ross. 
