Orchidaeeae. 387 
bastris hexagonis; sepalis satis concavis, basi breviuscule connatis, late 
 triangulari-ovatis, dorso carinatis, trinervulosis nervulis lateralibus 
superne cum centrali confluentibus, dorsali obtusiuseulo, 2?/,—3 mm. 
longo, 21/,—23/, mm. lato, lateralibus paulo minoribus, acutiuseulis; 
petalis late deltoideis, ®/, mm. longis, apice truncato totidem latis; 
labello transverse oblongo, superne incrassato, apice subtruncato et 
obsceure apiculato, ®/, mm. longo, 1—1!/, mm. lato. 
Stelis mierantha Sw.! in Schrad. Journ. Bot. II (1799) p. 240, 
Flor. III (1806) 9.1553; Smith, Exot. Bot. tab. 75; Hook. Exot. Fl. 
tab. 158; Griseb. Flor. p. 611. 
Epidendrum mieranthum Sw. Prodr. (1788) p. 125, Icon. ined. 
tab. 50! 
Dendrobium mieranthum Sw. in Nov. Act. Ups. VI (1799) p. 84. 
Flores pallide virides. Fl. II, XI, XII; fr. I. 
Hab. in Jamaica supra arbores et ad latera rupium ad Wood- 
ceutters Gap, Morse’s Gap, inter Newhaven et Vinegar Hill, Greenwich 
Woodland, alt. 1300-1650 m.: Swartz, March, W. Harris in Herb. Bot. 
Dep. n. 7537, 7815, 10087, 10141. 
104. Stelis polystachya Cogn. dense caespitosa; caulibus erectis, 
l-articulatis, superne angulato-suleatis, 7—10 cm. longis, 11/,—2 mm. 
crassis; folio satis coriaceo, oblongo-ligulato, apice subabrupte acuto 
et minute tridentato, basi anguste cuneato et in petiolum robustum 
longe angustato, 9—14 em. longo, 12—20 mm. lato; racemis densius- 
cule fascieulatis (usque 7), fere usque ad basin densiuscule multifloris, 
1—2 dm. longis, basi spatha 12—15 mm. longa inclusis; bracteis 
ochreatis, longiuscule acuminatis, ovario satis longioribus; alabastris 
hexagonis; sepalis satis concavis, aequilongis, inferne usque ultra 
medium connatis, late triangulari-ovatis, obtusiusculis, dorso carinatis, 
trinervulosis nervulis lateralibus superne cum centrali confluentibus, 
2!/, mm. longis, 3 mm. latis; petalis latissime deltoideis, apice sub- 
truncatis, superne satis incrassatis, 1 mm. longis, 1!/, mm. latis; labello 
late obovato-rhomboideo, obtuso, superne valde incrassato et carnoso, 
1!/, mm. longo et totidem lato. 
Stelis polystachya Cogn. in Fedde, Repert. VI (1909) p. 305. 
Hab. in Jamaica supra arbores et rupes prope Cinchona alt. 
1650 m., fl. et fr. XI: W. Harris in Herb. Bot. Dep. n. 7764* et 7764. 
105. Stelis ophioglossoides (Jacq.) Sw. caespitosa; caulibus 
erectis vel ascendentibus, 1-articulatis, leviter angulato-sulcatis, 
2—5 cm. longis, 1—1!/, mm. erassis; folio leviter coriaceo, anguste 
oblongo vel lineari-oblongo, apiee obtusiusculo et interdum minutis- 
Sime tridentieulato, inferne longe angustato et breviuscule petiolato, 
25* 
