details are available of many of the floral parts. It ap- 
pears to be arelative of M. caespitosa (Rolfe) Summerh. 
but may be more correctly placed in Section ITT. 
18. Micrecoelia macrantha (H. Perrier) Summer- 
hayes comb, nov. 
Gussonea macrantha H. Perrier in Humbert Not. 
Syst. 7 (1988) 29. 
Mapacascar: Eastern region, near confluence of Rivers Onive and 
Mangoro, Feb. 1925, Perrier 17028 (1) (not seen). 
Kasily distinguished by the relatively large flowers, 
the perianth lobes being about 8 mm. long. 
19. Microcoelia melinantha (Schlechter) Summer- 
hayes comb. nov. 
Gussonea melinantha Schlechter in Fedde Repert. 
Spec. Nov. Beih. 33 (1925) 377. 
MapaGascar: Central Madagascar, Mt. Zaratanana, Jan. 1923, Per- 
rier de la Bathie 15693 (not seen). 
Said to be near M. Gi/pinae (Reichb. f. & S. Moore) 
Summoerh., with which it has the orange flowers and dis- 
tinct peduncle in common, but the flowers appear from 
the description to be distinctly larger while the mouth 
of the spur is extremely narrow. 
20. Microcoelia micropetala (Schlechter) Summer- 
hayes comb, nov. 
Angraccum micropetalum Schlechter in Engler Bot. 
Jahrb. 88 (1905) 23, fig. 6. 
Gussonea micropetala Schlechter in Beih. Bot. Cen- 
tralbl. 86, Abt. 2 (1918) 93. 
Frencu Cameroons: Dja River, Sept. 1899, Schlechter 12779; Oct. 
1899, Schlechter 12876; Kko-Keyoke, in Bakossi County [N.E. of 
Mundame}, Jan. 1900, Schlechter 12892 (Syn-Types). 
Very similar to JZ. caespitosa (Rolfe) Summerh., par- 
ticularly as regards the perianth members and the lip, but 
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