Impatientis species novae. 175 
furcato lignoso vel carnoso creberrime verrucoso apice ‘folioso. Folia 
0,5—2 dm longa, alterna, subfasciculata, petiolata, crassiuscula, ovata 
vel ovato-lanceolata, acuta, serrulata, basi in petiolum gracilem apice 
biglandulosum 2—3 cm longum angustata, nervis utrinque 5—6. In- 
florescentia simpliciter pedicellata; pedicelli foliis multo breviores, basi 
minute bracteati. Flores ad 3 cm expansi, pallide rosei. Sepala 2, orbi- 
cularia, apiculata, multinervia, costa obscura, Vexillum 1,5 cm longum, 
obcordatum, costa dorso infra medium crasse alata dein carinata, apice 
truncata. Alae 2—2,5 cm longae, basi acutae; lobi basales ampli, rotun- 
dati; distales dolabriformes, cohaerentes; auricula dorsalis magna. La- 
bellum profunde cymbiforme, acutum; calcar brevissimum, incurvum, 
subinflatum, bifidum, lobulis obtusis. Filamenta linearia; antherae ob- 
tusae, connatae. Ovarium lente curvum, acutum.  Capsulae 2. cm 
longae, elongato-ellipsoideae, utrinque attenuatae, rostratae, polyspermae. 
Semina subglobosa, 2,5 mm diametro, papillosa vel minute granulata, 
fusco-fulva. 
Indo-China: Tonkin; limestone rocks, Tan Kaun, Balansa, 1131; 
Mont Soi and Mont Nancong, Abbé Bon, 2879. Paris Herbarium. 
7. Impatiens zygosepala Hook. f., l. c., tab. 2857. 
Fruticulus, inflorescentia simpliciter pedicellata, sepalis orbiculari- 
bus in saccum involucriforme bifidum connatis et alarum lobis distalibus 
connatis. 
Fruticulus 5—8 dm. altus, ramosus, glaberrimus, ramis gracilibus. 
Folia 5—10 em longa, alterna, petiolata, membranacea, elliptica vel 
ovata, acuta vel acuminata, integerrima, setulis marginata, basi cuneata, 
petiolo 0,5—2 cm longo gracili, nervis utrinque 12—14. Inflorescentia 
simpliciter pedicellata; pedicelli solitarii vel bini, 1—2 cm longi, graciles, 
ima basi bracteati. Flores campanulati, 3 cm expansi, rosei. Sepala 2, 
orbicularia, 1—5 cm diametro, in saccum globosum membranaceum: in- 
volucriforme bicuspidatum labellum occludentem connata. Vexillum 
Parvum, obovato-oblongum, apice bilobum, 13 mm longum; costa dorso 
medio carinata, apiculata. Alae ad 3 cm longae; lobi- basales falcatim 
flabelliformes ; distales in laminam orbicularem apice bilobam 2 cm 
latam connatae; auricula dorsalis inconspicua. Labellum hemisphaerioum, 
calcare brevi bitesticulato, ore circulari ad 1 cm diametro apiculato. 
Filamenta gracilia; antherae parvae, obtusae. Ovarium rectum, utrinque 
attenuatum. . 
Indo-China: Cambodia; on limestone rocks at Kampoh, Geoffray. 
Paris Herbarium. 
8. Impatiens Harmandi Hook. f., l. c., tab. 2858. | 
Herba flaccida, inflorescentia simpliciter pedicellata, sepalis 4, 2 orbi- 
Cularibus ad medium connatis, 2 minutis ovatis et alarum lobis distalibus 
connatis, 
. Herba flaccida, glaberrima, parviflora, caule 2—4 dm. alto gracili 
Simplice erecto nudo apice tantum folioso. Folia conferta, 1—1,5 dm. 
longa, alterna, petiolata, membranacea, ovato- vel oblongo-lanceolata, 
