1. Abrie AL, van Staden J (2001) Micropropagation of the endangered Aloe polyphylla. Plant Growth Regul 33:19–23
2. Ahmed A, Shashidhara S, Rajasekharan PE, Kumar RV, Honnesh NH (2010) In vitro regeneration of Acorus calamus – an important medicinal plant. J Curr Pharma Res 2:36–39
3. Ahuja S, Mandal BB, Dixit S, Srivastava PS (2002) Molecular, phenotypic and biosynthetic stability in Dioscorea floribunda plants derived from cryopreserved shoot tips. Plant Sci 163:971–977
4. Anand MPH, Hariharan KN, Martin KP, Hariharan M (1997) In vitro propagation of Kaempferia rotunda Linn. “Indian Crocus”- a medicinal plant. Phytomorphology 47:281–286
5. Anandalakshmi R, Warrier RR, Sivakumar V, Singh BG (2007) Investigation on seeds of threatened wild medicinal plants for ex-situ conservation. In: Shukla PK, Chaubey OP (eds) Threatened wild medicinal plants: assessment, conservation and management. Anmol Publications, New Delhi, pp 212–223