Van Marum. 1. Pom. France 3:No. 125, Pl. 125. 1865. 2. Downing Fr. Trees Am. 873. 1869.
Calebasse Grosse. 3. Hogg Fruit Man. 541. 1884.
Originated by Van Mons in 1823. Tree vigorous, productive. Fruit very large, sometimes measuring six inches long, oblong-pyriform, yellow; stem rather long, slender; cavity flattened; calyx large; basin shallow, regular; flesh white, apt to rot at the core, half-melting, not especially juicy, sweet, aromatic; fair to good; Oct.
Van Mons frühe Pomeranzenbirne. 1. Dochnahl Führ. Obstkunde 2:159. 1856.
Originated by Van Mons about 1852. Fruit broadly turbinate, light green becoming yellow, thickly dotted, specked with russet; stem thick, one inch long; flesh half-melting; second-rate in quality; Aug.
Van Mons Sommer Schmalzbirne. 1. Dochnahl Führ. Obstkunde 2:142. 1856.
Originated by Van Mons of Belgium about 1852, from seed. Tree vigorous and productive. Fruit medium large, 2 inches wide, 3½ inches high, with protuberances, light green becoming greenish-yellow, without red, spotted with russet; calyx open, star-shaped; stem curved, medium long; flesh fine, moderately melting; last of Aug.
Van Mons späte Wirthschaftbirne. 1. Dochnahl Führ. Obstkunde 2:187. 1856.
Said to be a seedling of Van Mons originated about 1854. Twigs long, red; leaves small. Fruit oval, 2¾ inches wide, 3½ inches high, with the bulge in the middle, green becoming yellowish-green; dots black; calyx almost closed; segments erect; stem woody, 1 inch long; flesh breaking, sweet; last of Nov.
Van Mons süsse Haushaltsbirne. 1. Dochnahl Führ. Obstkunde 2:182. 1856.