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FISH of 25S and 5S rDNA to metaphase chromosomes of Paphiopedilum section Coryopedilum. (A) Paphiopedilum sanderianum, (B) P. gigantifolium, (C) P. stonei, (D) P. glanduliferum, (E) P. adductum, (F) P. randsii, (G) P. supardii. Arrows indicate subtelomeric 25S rDNA signals.
