शीतोदकीयं पद्माभं कालस्निग्धं वा ॥ कZ_०२.११.५३ ॥
śītodakīyaṃ padmābhaṃ kālasnigdhaṃ vā
‘Śītodakīya’ sieht lotusartig aus oder ist dunkel und glänzend.
It signals a recognizable sheen/appearance associated with quality; such cues support rapid field verification without specialized instruments.