Size - medium. Form - roundish, Bergamot shape. Calyx - moderately sunk in flat basin. Stem - rather stout, less than one inch in length, and generally inserted without depression. Color - yellowish-green, occasionally marbled with red on the sunny side, russeted at the stem and calyx, coarsely stippled. Flesh - greenish-white, very melting and juicy. Flavor - sweet and rich, with Passe Colmar aroma. Core - small. Seeds - numerous, plump, and acutely pointed. Season - November to December. Quality - "very good" probably "best" Tree - prolific and hardy on the Pear stock; not yet proved on the Quince about one inch in length, planted in a slight depression. Color - light green, becoming yellow at maturity; russeted at the calyx and stem, with some traces on the body. Flesh - white, half-melting, tolerably juicy. Flavor - pleasant, but wants richness and character. Season - November to December. Quality - not yet ascertained; probably "good." Tree - of fine pyramidal habit, bearing well both on the Pear and Quince root.

M. Bivort describes the De Sorlus as of first quality in Belgium.

DE SORLUS. COMTE DE FLAN DRE.