Sauroglossum corymbosum (Lindl.) Garay, comb. nov. 
Basionym: Synassa corymobsa Lindl. in Bot. Reg. 19: sub 
t. 1618, 1833. 
Syn: Pelexia corymbosa (Lindl.) Lindl., Gen. and Sp. Orch. 
Pl. 482, 1840. 
Synassa dilatata Lindl. ex Krzl. in Engl., Bot. Jahrb. 
54, Beibl. 117: 19, 1916, sphalm. 
Spiranthes subumbellata C. Schweinf. in Bot. Mus. 
Leafl. Harv. Univ. 10: 31, 1941. 
Type: Peru; without precise locality, PAVON s.n.! (K-L). 
A point-by-point comparison of the characters I have ob- 
served in the dissected flowers of the type-specimens of 
Synassa corymbosa Lindl. and Sauroglossum elatum Lindl. 
failed to disclose any criteria by which the two species could be 
kept apart generically. 
Sauroglossum distans Lind]. ex Garay, sp. nov. 
Terrestris, erecta, usque ad 60 cm. alta; foliis basilaribus, 
ellipticis vel obovato-ellipticis, basin versus subpetiolato- 
angustatis, acutis, usque ad 13 cm. longis, 3.3 cm. latis; scapo 
erecto, primum vaginis imbricatis obtecto, supra laxe multi- 
floro; bracteis lanceolatis, acuminatis, usque ad 2 cm. longis, 
sursum decrescentibus; floribus extus pubescentibus; sepalo 
postico lineari-oblongo, concavo, acuto, usque ad 10 mm. lon- 
go, 2mm. lato; sepalis lateralibus oblique lineari-oblanceolatis, 
acutis, usque ad 12 mm. longis, 2 mm. latis; petalis e lineari basi 
oblanceolatis, acutis, basi decurrentibus, usque ad 10 mm. 
longis, 1.2 mm. latis; labello e linari basi spathulato, lamina 
plus minusve rhomboidea, margine subcrenulata, disco basin 
obscure bicalloso, in medio laminae linea incrassata ornato; 
toto labello usque ad 13 mm. longo, 4 mm. lato; columna 
gracilil, glabra, usque ad 8 mm. longa; ovario fusiform1, 
puberulo, brevissime pedicellato, usque ad 10 mm. longo. — 
Sauroglossum distans Lindl. nomen nudum in Ann. Mag. Nat. 
Hist. ser. 3, 1: 334, 1856. 
Bolivia: without precise locality, BRIDGES s.n./ type! (K). 
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