Large, dark red-purple flowers. Filaments pale purple; connectives dark purple-violet; anthers white. Seed-heads persistent. The name can mean "kimono", "brilliant diamond" or "adamantine" in Japanese. Attributed to Florida Group by the raiser which we treat as part of the larger "early large-flowered group".

Group: Early large-flowered group
Flowering period(s): May Jun Aug Sep
Pruning: Light prune (Group 2)
Raised by: Mariko Nakanishi
Country of origin: Japan
Date raised: r2009 n2015
Parentage: florida var. sieboldiana (s) × ‘Allanah’
Other name(s): Alternative spellings: 'Kongo', 'Kongoo', 'Kongou'

Further detail:

Flower diameter: 13-15cm
Tepals: 6; broadly elliptic, overlapping half, margins smooth, tips rounded to cuspidate