192 MR. H. BOLUS'S CONTRIBUTIONS 
Orchis speciosa, Linn. f., Suppl. (1781), 401; Thunb., Flor. 
Cap. (1823), 27. 
Bonatea speciosa, Willd., Spec. Plant. iv. (1805), 43: Bot. 
Mag. t. 2026 ; Lodd. Cab. t. 284. 
H. robusta, N. E. Brown, in Gard. Chron. xxiv. (1885), 307. 
20. HABENARIA TENUIOR, N. E. Br., in Gard. Chron. xxiv. (1885), 
307.— Natal and Transvaal. 
Brachycorythis tenuior, Reichb. f., Otia Bot. Hamb. (1881), 
104. 
21. H. MacOwantana, N. E. Br., in Gard. Chron. 1889, vol. v. 
p. 168.— Grahamstown. 
Brachycorythis MacO waniana, Reichb. f., Otia Bot. Hamb. 
(1881), 104. 
22. H. ANav1CEPS, Bolus, supra, p. 164.—Van Studen's River to 
Grahamstown. 
23. H. invoLvra, Bolus, suprà, p. 165.—Natal. 
24. H. Tyson, Bolus, suprà, p. 166.—Griqualand East to Natal. 
25. H. porrecta, Bolus, suprà, p. 167.—N atal. 
26. H. Reumannı, Bolus, suprà, p. 169.—Transvaal (extra- 
tropical). 
XVIII. Cynorcnis, Thouars, Orch. Iles Afr. in tab. synopt. 
et tab. 13. 
(A species of this genus was detected in Natal by the late 
Mr. John Sanderson, and drawn by him, but has not yet been 
published.) 
Subtribe Dise x. 
XIX. Sırrrıum, Sw., in Kongl. Vet. Acad. Nya Handl. xxi. 
(1800), 214, nee Linn.; Benth. d Hook. f., Gen. Plant. ii. 
(1883), 629. 
(Dipleethrum, Pers., Syn. Plant. ii. (1807), 508 ; Satyridium, 
Lindl., Gen. & Sp. Orch. (1838), 345 ; Aviceps, Lindl., Gen. & 
Sp. Orch. (1838), 345.) 
Subgenus 1. EvsATYRIUM. 
$1. Calcarate. 
* Humistratz. 
1. S. BICORNE, Thunb., Prodr. Capens. (1794), 6.—Capetown to 
Caledon. 
