These plants look similar to what was identified recently as I. devendrae.
There are many less or more similar observations on iNaturalist, with and without rusty markings, with more or less inflated lower sepal, with more white or more rosa (even yellow) flowers and with different shapes of spur.
very similar to I. devendrae. Plant there was called I. amphorata.
Now, Akiyama (Akiyama S. 2021. Impatiens (Balsaminaceae) of Nepal (1) An Identification Key and Taxonomy of the Species of Sections Uniflorae, Fasciculatae and Axilliflorae. Bulletin of the National Museum of Nature and Science. Series B, Botany 47(2): 79-101. and Akiyama S. 2021. Impatiens (Balsaminaceae) of Nepal (2): Taxonomy of the Species of Sections Racemosae and Sulcatae. Bull. Natl. Mus. Nat. Sci., Ser. B, 47(4): 193–220. DOI: 10.50826/bnmnsbot.47.4_193 use name I. amphorata.
I think for the time being these plants should be called I. amphorata.