TY - JOUR T1 - The chlorophyll-containing orchid Corallorhiza trifida derives little carbon through photosynthesis JF - New Phytologist Y1 - 2009 A1 - Cameron, D. D. A1 - Preiss, K. A1 - Gebauer, G. A1 - Read, D. J. SP - 358 EP - 364 VL - 183 ER -