270 
of which I have MSS. or published descriptions to upwards of one 
hundred and seventy. 
Clavis specierum novarum. 
(Folia in omnibus alterna; inflorescentia pedunculata ; labellum 
alcaratum). 
Pedicelli omnes basi bracteati. 
a 2. 
Alarum auricula dorsalis normalis vel 0. 
Pedunculi pluriflori ; vide etiam no. 7, 1. desmantha. 
olia 1-2 dm. longa; flores majusculi, flavi ; sepala plana, 
distorta, apice hilo instanti ; antherae acutae. 
1. L. tortisepala. 
Folia 4-8 em. longa, breviter petiolata; flores parvi, 
straminei; sepala ovato-rotundata, obtusa ; antherae 
acutae. 2. I. microstachys. 
Pedunculi 1-flori, brevissimi ; vide quoque no. 9, I. pterosepala. 
olia 6-10 em. longa, longe petiolata, grosse crenata ; 
sepala orbicularia ; alarum lobus basalis longe cuspidatus. 
: evipes. 
Alarum auricula dorsalis filiformis, calcare labelli otis : 
vide quoque no. 10, I. Faberi. 
Folia 5-10 em. longa; pedunculi 2-flori ; flores rosei ; sepala 
late ovata ; labelli calear breve ; antherae acuminatae. 
4. I, distracta. 
Sepala 4. 
Folia 3-4 cm. longa, ovata, serrulata; flores majusculi, roseo- 
purpurei; sepala exteriora lineari-lanceolata; labellum 
_ Inflatum. 5. I. gasterocheila. 
Pedicelli medio tantum bracteati; vide quoque no. 8, I. corchorifolia. 
Folia 3-5 cm. longa, oblonga, crenata, basi rotundata vel 
cordata ; flores parvi, rosei; bracteae orbiculares, sessiles, 
dentatae, persistentes; antherae acutae, 6. J. latebracteata. 
1. I. tortisepala, Hz. f., sp. nov. 
SzecHuaN occipENT. Huang Yah i 
LE DENT. g Yah, alt. 1500-1800 m., locis 
aa EE, H. Wilson in Herb. Arnold Arboret., no. 3061, et 
ew. 
. Herba elata, glaberrima, grandifolia, mediocriflora, caule ramoso. 
Ge 1-2 m. longa, alterna, submembranacea, oblonga vel ovato- 
oblonga, acuminata, crenata setulis interjectis 0, basi rotundata, 
reniforme, 1°5 cm. latum, costa dorso carinata apice rostellata. 
Alae 2-2°5 cm. longae, late stipitatae; lobus basalis parvus, 
rotundatus, breviter calcaratus, distalis ter longior, dolabriformis, 
apice rotundatus ; auricula dorsalis parva, inflexa. ” Labelli limbus 
tus, 2 cm. longus, in calcar robustum incurvum apice 
