This section of the book is from the Guide To Hardy Fruits And Ornamentals book, by Thomas Joseph Dwyer, published in 1903.
-- The pioneer of the large flowered, improved Clematis, and with few, if any equals, and no superiors. Vigorous, perpetual, very profuse and constant. Flowers purple and large.
* Jackmanni Alba
-- Similar to the preceding in all respects, except that the flowers are pure white.
-- One of the best of the lanuginosa type, and the best White Clematis. Flowers occasionally during Summer and early Autumn.
-- This is a recent Japanese introduction and one of the finest additions to our hardy climbers. It is a very strong, vigorous plant, growing rapidly, and as easily grown as the Honeysuckle. Flowers pearly white.
-- Very handsome, hardy climber, bearing bell-shaped red flowers from June until frost.
* Crispa (Crisped Leather Flower).
-- July to September. Flowers singly on long stalks, abundant, 1.5 inches long, lilac purple, and delightfully fragrant. One of the best.
* Flammula (Sweet-Scented Clematis)
-- Masses of small, white, very fragrant flowers from June until September. Very beautiful.
-- A strong climber, with dark green foliage and pretty white flower; the bunches of seeds have long, woolly tufts, making them Very ornamental for Winter decoration.