178 J. D. Hooker. 
1,5 dm longa, alterna, ovato-oblonga, acuminata, serrulata, basi integra, 
in petiolum brevem crassum nudum angustata, nervis utrinque 9—12. 
Pedunculi 0,5—1 dm longi, validi erecti, multiflori. Flores racemosi, 
magni subcampanulati, penduli, pedicellis 1,3—2 cm longis; bracteae 
pedicellis aequilongae, ovato-lanceolatae, concavae, deciduae. Sepala 4, 
vexillo longiora, membranacea; 2 exteriora 2 cm longa, dimidiato-ovata, 
acuminata; 2 interiora paullo breviora, lineari-oblonga, cuspidata. Vexillum 
ad 12 mm longum, ellipticum vel obovatum, costa apice mucronata. Alae 
2, cm longae; lobus basalis obovato-cuneatus, majusculus; distalis 
longior, substipitatus, geniculatim incurvus, dolabriformis; auricula dor- 
salis nulla. Labellum saccatim infundibulare, in calcar incurvum limbo 
dimidio brevius attenuatum, ore ascendente acuminato. Filamenta 5 mm 
longa, plana, deorsum angustata; antherae didymae, obtusae, stipitatae. 
Ovarium rectum, apice incurvum, acutum. 
Indo-China: Tonkin; valley of Lankok, forests of Mont Bavi, Ba- 
lansa, 3880. .Paris Herbarium. 
13. Impatiens claviger Hook. f., 1. c., tab. 2863. 
Inflorescentia pedunculata, floribus racemosis, sepalis 4, capsula clavi- 
forme, ovulis collateralibus. 
Fructiculus? erectus, glaberrimus, caule stricto robusto inferne 
lignoso. Folia 1—1,5 dm longa, alterna, petiolata, membranacea, obovata 
vel oblanceolata, acuminata, crenato-serrata, basi in petiolum 1-—2 cm 
longum longe angustata, subtus pallida, nervis utrinque 5—6. Pedunculi 
foliis multo breviores, robusti, erecti, pluriflori; pedicelli 1—2 cm longi, 
fructiferi elongati, robusti; bracteae ovatae, acuminatae, deciduae. Flores 
ampli, 4—5 cm expansi, penduli, pallide-flavi. Sepala 4; 2 exteriora 
12 mm longa. late oblique ovata vel ovato-cordata, acuta, basi uno latere 
gibba, 5-nervia; 2 interiora longiora, 1,7 cm longa, lineari-lanceolata, 
faleata. Vexillum obovatum, 2 cm longum, apice rotundatum, emar- 
ginatum, costa tenui supra medium gibba. Alae 2—6 cm longae, basi 
acutae; lobus basalis amplus, orbicularis, acutatus; distalis longior, in- 
curvus, oblongus, apice rotundatus; auricula dorsalis rotundata.  Labelli 
limbus subsaccatus, 3 cm longus, basi in calcar incurvum limbo dimidio 
brevius repente attenuatus, ore ascendente 2 cm longo acuminato. Fila- 
menta linearia; antherae minutae, didymae, obtusae. Ovarium ovoideum. 
Capsula immatura claviformis, nempe basi angusta, vacua dein dilatata, 
compressa, acute rostrata, ovulis 4 biseriatim collateralibus pendulis, 
oblongis. 
Indo-China: Tonkin; Lankok valley, in the forests of Mt. Bavi. 
Balansa, 3881. Paris Herbarium. 
14. Impatiens Capusii Hook. f., l. c., tab. 2864. 
Herba diffusa, ramosa, polyantha, pedunculo 2—4-floro, sepalis 2 
ovato-cordatis, labelli limbo obconico, calcare brevi vel nullo. 
Herba glaberrima, diffusa, ramosa, caule basi crasso-lignoso ramos 
saepe fastigiatos emittente. Folia 2—5 cm longa, alterna, petiolata, mem- 
branacea, elliptica, ovata vel orbicularia, acuta, crenulata vel serrulata, 
