when jace opened the greenhouse door , the scent hit clary , soft as the padded blow of a cat 's paw : the rich dark smell of earth and the stronger , soapy scent of night-blooming flowers-moonflowers , white angel 's trumpet , four-o'clocks-and some she did n't recognize , like a plant bearing a star-shaped yellow blossom whose petals were medallioned with golden pollen .