Herbarium JCB

Pityrogramma calomelanos (L.) Link

Family (Christenhusz et al, 2011) : PTERIDACEAE
Family (As per The Plant List) : Pteridaceae
Species : Pityrogramma calomelanos
Species Name (as per The Plant List) : Pityrogramma calomelanos (L.) Link
Common name : Silverback Fern
Collection Nos : CS 9398, CJS 16798
Collector(s) Name : C. J. Saldanha; C.J.Saldanha
Key identification features : Rhizome erect, about 3 cm thick, densely scaly at the apex; scales lanceolate, yellowish brown or dark brown. Stipes tufted, dark brown or black, scaly at the very base, glabrous and glossy above. Lamina lanceolate, bipinnate; pinnae about 12 pairs, progressively reduced towards the apex, opposite or subopposite, shortly stalked, ovate-lanceolate; pinnules about 10 pairs, adnate with the costa, margin entire; pinnae dark green, glabrous and glossy above, covered by silver coloured waxy powder below; texture thin or thick herbaceous. Sori along veins, covered by entire surface when mature, spores trilete, honey coloured.
Habit : Herb-Terrestrial
Native : Mexico; Central America; South America
Comments : Very common.
Conservation Status : Not Evaluated (NE)
Collection Locality : Yercaud; Shiradi Ghat, Hassan
Distribution Locality : Chikamagalur; Udupi; Dakshina Kannada; Hassan; Kodagu; Shimoga; Tumkur; Uttara Kannada
Floras referred : Fraser-Jenkins, Taxonomic revision of Indian Subcontinental Pteridophytes 2008; Rajagopal & Bhat, Pteridophytic flora of Karnataka State- 1998; Manickam V.S & Irudayaraj V. (1992)- Pteridophyte flora of W.Ghats, South India