312 A. Cosntaux: 
majuseuli, in spica terminali numerosi rarissime solitarii. Bracteae 
membranaceae scariosae vel coloratae. 
15. Chloraea Ulantha Rolfe: caule multifoliato, 30 cm. alto; 
foliis lineari-oblongis, acuminatis, reflexis, glaueis, nitidis, striatis, 
basi vaginantibus, apice fuscis, superioribus in bracteas decrescentibus; 
spica saepius triflora; bracteis lanceolatis, acuminatis; sepalis semi- 
petaloideis, dorsali plano, arcuato, oblongo, obtuso, margine inte- 
gerrimo, laevi, 5 cm. longo, lateralibus patentibus, late longeque 
unguiculatis, superne dilatatis, margine erispis, appendieibus papillosis 
sparse armatis, 7!/, cm. longis; petalis obovatis, margine undulato- 
erispis, sepalo dorsali suppositis et paulo brevioribus; labello sepalis 
lateralibus paulo breviore, patulo superne recurvo, cucullato, late ob- 
longo, breviter unguiculato, margine crispo, superne verrucis conicis 
obsito, disco inferne usque ultra medium late 6-lamellato; columna 
elongata, lineari-oblonga, semieylindrica, incurva, basi paulo producta, 
utrinque dente aucta, stigmate subquadrato, rostello brevi bifido. 
Chloraea Ulantha Rolfe in Kew Bull. (1893) p. 278; Krzl. Orch. 
II p. 55 cum ie. 
Neottia? grandiflora Hook. in Bot. Mag. (1830) 1.2956 (non 
t. 2730). 
Ulantha grandiflora Hook. in Bot. Mag. (1830) sub t. 2990; 
Lindl. Gen. and Sp. Orch. p. 498; Griseb. Flor. p. 643. 
Flores virescentes, segmentis margine apiceque albis. 
Hab. in St. Vincent: Guilding. — Species mihi non visa. 
Subtribus II. Pogonieae Pfitz. 
Pfitz. Natürl. Anord. Orch. (1887) p. 97 et in Engl. und Prantl Natürl. 
Pflanzenfam. II. 6 p. 105. 
Labellum petalis difforme, columnae elongatae parallelum vel eam 
amplectens; sepala et petala libera. Anthera incumbens vel pendula, rostellum 
multo superat, apice rotundata vel retusa; pollinia rostelli glandulae non 
affiguntur. Semina nec crustacea nec alata. Folia serotina, scapo florente 
aphyllo, aut in scapo saepissime disticha. 
IV. Pogonia Juss. 
Juss. Gen. (1789) p. 65; Benth. et Hook. Gen. III p. 615; Pfitx. in 
Enngl. und Prantl Natürl. Pflanzenfam. II. 6 p.106; Cogn. in Mart. 
Fl. Bras. III. 4 p. 111. 
Sepala subaequalia, libera, erecta vel rarius patentia. Petala 
sepalis similia vel saepe latiora vel breviora, ereeta vel cum labello 
declinata. Labellum ereetum columnae parallelum, liberum, ecal- 
caratum, nunc sessile lobis lateralibus columnam anguste amplectenti- 
bus, nunc in unguem contractum, concavum, lamina patente triloba 
