A) Vanda
B) Rosa
C) Viscum
D) Santalum
Correct Answer: A
Solution :
Velamen is found in Vanda. It is a spongy tissue on roots and it is a characteristic feature of epiphytes. Epiphytes are plants living on the surface of other plants for shelter and space only. Hence, also known as space parasites. Velamen absorbs moisture directly from atmosphere. Viscum is partial stem parasite that grows on silver fir, poplar, apple, walnut, oak etc. The parasite sends a primary haustorium or sucker into the host. Santalum album is a partial root parasite that form connections with the roots of a number of nearby trees like Dalbergia, Albizzia, Morinda etc.
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