Impatientis species novae. 173 
attenuatum, ore circulari apiculato. Filamenta brevissima, subulata; 
antherae parvae, obtusae. Ovarium ovoideum, acutum. Capsula ovoidea, 
gibba, 1—5 cm longa, breviter stipitata, rostrata, tomentosa, oligosperma. 
Semina oblonga, 3—5: mm longa, ‘laevia, glabra, castanea. 
Indo-China: Without precise locality; Pr. Henri d'Orléans. Paris 
Herbarium. 
2. Impatiens semounensis Hk. f., l. c., tab. 2852. 
Species ramosa inflorescentia simpliciter pedicellata, pedicellis gra- 
cillimis, labello scaphiforme et calcare gracili. 
Herba erecta, ramosa, glaberrima, 2—3 dm alta, ramulis foliosis. 
Folia 4—7 cm longa, alterna, petiolata, ovata vel obovata, acuta vel ob- 
tusa, crenulata vel serrulata, membranacea, basi in petiolum gracilem 
1-3 cm longum angustata, marginibus infra medium nudis vel longe 
ciliatis, utrinque concoloria, costa gracili, nervis utrinque 4—5. Inflores- 
centia simpliciter pedicellata; pedicelli solitarii, foliis subaequilongi, gra- 
cillimi, ima basi bracteati. Flores ad 1,5 cm expansi, albi, calcare viridi. 
Sepala 2, lata, oblique ovato-cordata, acuta, 3—4 mm longa. Vexillum 
trigono-obcordatum, 7 mm latum, costa dorso carinata longe mucronata. 
Alae 8 mm longae, sessiles; lobi suberecti, obcordati, subaequales vel 
basalis major; auricula dorsalis obscura. Labelli limbus ad 6 mm longus, 
scaphiformis, ovatus, ascendens, apice aristulatus; calcar gracile, 2—5 cm 
lengum. Filamenta brevissima, late subulata; antherae didymae, obtusae. 
Ovarium rectum, acuminatum. Capsulae 12—15 cm longae, gibbosae, 
ovoideae, breviter stipitatae et rostratae, polyspermae. Semina oblonga 
vel obovoidea, 2,5—3 mm longa, laevia vel minutissime papillosa, glabra, 
castanea. 
Indo-China: Bay of Semoun, on the walls of a ruined temple on 
the banks of the river Seng-treng, Dr. Harmand, 89. Paris Herbarium. 
3. impatiens attopeuensis Hook. f., 1. c., tab. 2853. 
Species inflorescentia simpliciter pedicellata, alarum lobis filo in- 
Structis et labello scaphiforme calcare elongato gracillimo instructo. 
Herba glaberrima, caule gracili. Folia alterna, 3—5 cm longa, petio- 
lata, ovata vel ovato-lanceolata, acuminata, setoso-serrata vel serrulata, 
crassiuscula vel coriacea, basi in petiolum 1—2 cm longum angustata, 
marginibus basin versus ciliatis, nervis utrinque 5—6. Inflorescentia 
Simpliciter pedicellata; pedicelli solitarii, foliis longiores, graciles, ima 
basi bracteati. Flores ad 2 cm expansi. Sepala 2, oblique oblate ovato- 
rotundata, acuta, crassiuscula, 7 mm lata. Vexillum subquadratum, late 
bifidum, 1,4 cm latum, costa dorso alte carinata, carina in rostrum breve 
Subterminale sensim dilatata. Alae breves, sessiles, latiores quam longae; 
lobi apice filis ad 5 mm longis instructi; basalis oblongus, decurvus, 
apice acutus; distalis subduplo major, obcordatus, sinu filifero; auricula 
dorsalis rotundata. Labelli limbus scaphiformis, suberectus, ovatus, acu- 
minatus, ad 12 mm longus; calcar elongatum, 4,7 cm longum, gracillimum. 
ilamenta brevia, falcata, late linearia; antherae majusculae, didymae, 
Obtusae, Ovarium ellipsoideum, obtusum. 
