Parasopubia

Pradeep, Ayilliath K. & Pramod, Choorakkay, 2013, Parasopubia hofmannii Pradeep & Pramod and Parasopubia hofmannii var. albiflora Pradeep & Pramod (Orobanchaceae), two new taxa from India, Candollea 68 (1), pp. 115-122 : 119

Key to the Indiantaxa of Parasopubia

1. Corolla-funnel shaped (bellied); capsule elliptic, enclosed in the persistent calyx tube except at the tip; fruiting calyx lobes erect; lower leaves often with more than 5 lobes ................................................................. P. delphinifolia

1a. Corolla campanulate; capsule obovoid, much exceeding the persistent calyx tube; fruiting calyx lobes divergent; lower leaves often with less than 5 lobes........................ 2

2. Corolla pale pink or mauve with deep pink blotches inside, plant parts often purplish, testa cells very narrow with fewer oblique secondary walls, walls smooth ............................. ............................................ P.hofmannii var. hofmannii

2a. Corolla white, plant parts green, testa cells wide, polygonal walls with oblique secondary walls, walls slightly rugose ....................... P.hofmannii var. albiflora