Heterodermia dissecta (Kurok.) D.D. Awasthi

Family :

Physciaceae

D.Awasthi, Geophytology 3: 113. 1973; Singh & Sinha 1994: 414. 183 

Basionym: Anaplychia dissecta Kurokawa, J. Jap. Bot. 34: 182. 1959

ID :

BU/BRL/2022/011

Thallus :

corticolous, to 10 cm across, branched

Lobes :

linear, to 2 mm wide, corticated on both sides

Upper Side:

greyish; margins microphyllous with subisidial lobules

Isidia :

lacking soredia

Lower Side :

lower side with rhizines. Indian specimens sterile.

Medulla :

Apothecia :

Ascospores :

Medulla K+ yellow to reddish, C-, P+ deep yellow. Zeorin, norstictic and salazinic acids and unknown substance present.

Chemistry :