Thursday, November 12, 2009

Why is a christmas cactus a magnoliophyta?

Magnoliophyta – Flowering plants


Because it is a fllowering plant.

Why is a christmas cactus a magnoliophyta?
Magnoliophyta (flowering plants) A Christmas cactus has flowers is why it is a Magnoliophyta.
Reply:COMPLETE TAXONOMY OF THAT PLANT IS GIVEN BELOW-








Kingdom: Plantae- Christmas cactus being a plant is included here.





Division: Magnoliophyta- Since it is a flowering and seed bearing plant it is included here.





Class: Magnoliopsida- Since it is a dicotyledonous plant its position is here.





Order: Caryophyllales- Mostly herbaceous or non woody and fleshy plants , free central placentation syncarpous gynoecium





Family: Cactaceae- Stem is a phylloclade , fleshy. Desert, arid zone plants , Numerous stamens .





Genus: Schlumbergera-The stems of Schlumbergera resemble leaf like pads joined one to the other and the flowers appear from areoles at the tips.





Schlumbergera is a genus of 6 known tree-dwelling cacti from Brazil.


These are the tropical rainforest epiphytes, growing on tree branches where, despite the high rainfall, water drains off quickly so that "dry" conditions prevail much of the time.





Not surprisingly these cacti are quite different in appearance to their desert dwelling cousins.





They are named after F. Schlumberger who was the owner of a famous plant collection.





Species -


Schlumbergera gaertneri


Schlumbergera truncata


Schlumbergera russelliana


etc.


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