adjacentium ab Alfredo Cogniaux descriptae. I. 59 
ovato, apice rotundato et minute apiculato, lateralibus satis longioribus, 
oblongo-ligulatis, abrupte acutis falcatis, deflexis; petalis indivisis, lineari 
ligulatis, obtusis, basi non dilatatis, sepalo dorsali paulo brevioribus; 
labello basi breviter indiviso deinde tripartito, partitionibus obtusiusculis, 
lateralibus anguste linearibus leviter divergentibus, intermedia satis lon- 
giore lineari-ligulata; calcari pendulo, anguste lineari-clavato, apice sub- 
rotundato, ovario longiuscule pedicellato satis breviore, processubus stig- 
maticis brevibus, obtusis. 
Caulis erectus, rectus vel leviter flexuosus, teretiusculus, viridis, 
3—3!/, dm altus, 1!/, mm crassus. Folia erecta vel erecto-patula, sicci- 
tate membranacea, intense viridia, 4—6 cm longa, !/—1 cm lata. Race- 
mus rectus vel leviter arcuatus, 6—11 cm longus. Bracteae erectae, 
membranaceae, leviter ventricosae, basi breviter vaginantes, 12—16 mm 
longae. Sepala subtiliter 5-nervulosa; dorsale satis concavum, 5 mm 
longum, 3*/ mm latum; lateralia 6!/—7 mm longa, 2 mm lata. Petala 
erecta, falcata, obscure trinervulosa, 4!/; mm longa, 1!/, mm lata. La- 
bellum carnosum, pendulum, basi integrum 1 mm longum; partitiones 
laterales paule arcuatae, 3—4 mm longae, vix !/, mm latae; partitio 
intermedia subrecta, 5 mm longa, 3—4 mm lata; calcar paulo arcuatum, 
15 mm lougum, inferne vix !/; mm et prope apicem 1!/,-mm crassum. 
— Affinis H. Hieronymi Kránzl. 
S. Paulo (St. Hilaire, C?, no. 1282 in herb. Mus. Paris. comm. cl. 
J. Poisson). 
9. (IL. 99bis) Habenaria (Sect. Seticaudae) integripetala Cogn., l. c., 
p. 281. 
Caule elongato, robustiusculo, aphyllo, vaginis pluribus remotis lon- 
giusculis inferioribus acutis superioribus acuminatis vestito; racemo lon- 
giusculo, laxiuscule multifloro; bracteis ovato-lanceolatis, acutissime longe- 
que acuminatis, ovario breviter pedicellato satis longioribus; sepalo dorsali 
subeucullato, late ovato, apice rotundato et minutissime apiculato, laterali- 
bus paulo longioribus, oblongo-ligulatis, acutis, patenti-deflexis; petalis 
indivisis, late triangulari-oblongis, acutiusculis apiculatisque, basi utrinque 
abrupte contractis, sepalo dorsali paulo brevioribus; labello simplici, pen- 
dulo, lineari-ligulato, obtusiusculo, paulo supra basin utrinque minute 
acuteque unidentato; calcari pendulo, lineari-clavato, obtuso, ovario satis 
breviore; processubus stigmaticis brevissimis, obtusis. 
Caulis erectus, strictus, teretiuseulus, 6 — 8 dm altus, 3—4 mm crassus; 
vaginae membranaceae, arcte adpressae, 8—12 cm longae, basilares multo 
breviores subimbricatae. Racemus strictus, 14—15 cm longus. Bracteae 
adpressae, membranaceae, basi semiamplexicaules, 1!/,—2!/, em longae. 
Flores albi. Sepala carnosula, distinete 5-nervulosa, dorsale 6—6!/; mm 
longum et 5 mm latum, lateralia subfalcata, 61/,—7 mm longa, 2!/, mm 
lata, Petala erecta, leviter arcuata, oblique trinervulosa, 5!/—6 mm longa, 
2°/,—3 mm lata. Labellum crasse carnosum, margine anguste membrana- 
ceum, 6 mm longum, 1'/, mm latum;. calcar subrectum, 6!/,—7 mm 
longum, inferne ?/, mm superne 1!/, mm crassum, 
