Copyright 1998-2017 Yoshiaki Yoneda
Introduction from China to Japan is said to have occurred in 1758 (Houreki 8).  Flower tube is long and narrow. Corolla is ca. 5 cm in diameter.   Flowers are night-blooming.  The name derives from the needle-like projections on the stem (Hari means needle).  It was called Tianqie in China and was used as a famine relief plant.   
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1 x 1 (thumbnail images) : For indexing 2 x 2, 4 x 4, 8 x 8 : For viewing on monitor 8 x 8, 16 x 16 : For printing