Declension table of ?kṛṣṇapuṣpa

Masculine	Singular	Dual	Plural
Nominative	kṛṣṇapuṣpaḥ	kṛṣṇapuṣpau	kṛṣṇapuṣpāḥ
Vocative	kṛṣṇapuṣpa	kṛṣṇapuṣpau	kṛṣṇapuṣpāḥ
Accusative	kṛṣṇapuṣpam	kṛṣṇapuṣpau	kṛṣṇapuṣpān
Instrumental	kṛṣṇapuṣpeṇa	kṛṣṇapuṣpābhyām	kṛṣṇapuṣpaiḥ kṛṣṇapuṣpebhiḥ
Dative	kṛṣṇapuṣpāya	kṛṣṇapuṣpābhyām	kṛṣṇapuṣpebhyaḥ
Ablative	kṛṣṇapuṣpāt	kṛṣṇapuṣpābhyām	kṛṣṇapuṣpebhyaḥ
Genitive	kṛṣṇapuṣpasya	kṛṣṇapuṣpayoḥ	kṛṣṇapuṣpāṇām
Locative	kṛṣṇapuṣpe	kṛṣṇapuṣpayoḥ	kṛṣṇapuṣpeṣu

Compound kṛṣṇapuṣpa -

Adverb -kṛṣṇapuṣpam -kṛṣṇapuṣpāt