Book ID: 77010
Howells, John
Trouble free Clematis: The viticellas. 1999. illus. 189 p. Hardcover.
The Viticella Group/ Small and Medium Flowered Viticellas/Supplementary List of Viticellas/ Trouble - Free Clematis All YearRound (Evergreen, Alpina, Macropetala, etc.)/ Cultivation of Viticellas/Displaying Viticellas/ Some Lost Viticellas