P. strumosa or P. calderiana subsp. strumosa ?

  Primula strumosa The yellow flowered species, P. strumosa was described from plants found at Champa Pumthang in Bhutan and it was associated with P. elongata  which it distinguished in having a long seed capsule opening by valves. The purple flowered species, P. calderiana,...

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Primula Leaf Glossary

There are many terms that are used to describe Primula leaves and an understanding of what they mean is crucial to distinguishing species. Lamina, or leaf blade, is the flat part of the leaf. Apex is the point or tip of the lamina. Base is the bottom of the lamina. Veins appear as...

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