Page:An introduction to physiological and systematical botany (1st edition).djvu/149

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KINDS OF STEMS.
119

alata, t. 66, &c. and Bryonia dioica, Red-berried Bryony, Engl. Bot. t. 439; or by adhesive fibres, as in the preceding paragraph.

Volubilis, twining round other plants by its own spiral form, either from left to right, supposing the observer in the centre, (or in other words, according to the apparent motion of the sun,) as the Black Bryony, Tamus communis, Engl. Bot. t. 91, the Honeysuckles, Lonicera Caprifolium, t. 799, and Periclymenum, t. 800, and the Polygonum Convolvulus, t. 941; or from right to left, contrary to the sun, as the Great Bindweed, Convolvulus sepium, t. 313, the French Bean, Phaseolus vulgaris, Ger. em. 1212, fig. 1, &c.—Figures of plants being sometimes reversed by the engraver, in that case give a wrong representation of the circumstance in question, witness Lonicera Periclymenum in Curtis's Flora Londinensis, fasc. 1. t. 15, and many instances might be pointed out of its not being attended to at all.

Flagelliformis, long and pliant, like the