Sphallerocarpus

No map specified
Authors: Besser ex DC.
Protologue: Coll. Mem. 5 (Mem. fam. Ombellif.): 60
Synonyms: No synonyms
Type species: Sphallerocarpus cyminum
Type species authors: Besser ex DC.
Type species note: nom. illeg.
Type species synonyms: Sphallerocarpus gracilis (Besser ex Trevir.) Koso-Pol., Chaerophyllum gracile Besser ex Trevir
Number of species: 1
Distribution: Asia (E, N, Central)
Bibl.: No bibliography
No illustration specified

Features: fruits separating into mericarps; elliptic or lanceolate; with carpophore bifid to the base or with carpophore bifid to the middle; beak absent; mericarps homomorphic; glabrous; 4.5-7.0 mm long; 1.3-2.0 mm broad; terete; with primary ribs; all primary ribs equal, filiform or all primary ribs equal, keeled; mericarp ribs straight; with entire margin; calyx teeth prominent; short; triangular; stylopodia flat; styles medium; recurved; cell borders distinct or cell borders indistinct; surface irregularly rugate; cells isodiametric or cells elongated; anticlinal walls concave; outer cell walls convex; cuticle striate with straight striae or cuticle rugulate; exocarp cells small; commissure narrow, exocarp almost reaches carpophore; inner fibrous mesocarp obsolete; mesocarp parenchyma not lignified; vascular bundles compact; vittae cyclic; rib sectetory ducts obsolete; endocarp not lignified; endosperm with broad, deep groove on commissural side; embryo with two cotyledons.

Note: СЭМ: Границы клеток местами неразличимы, поверхность на ребрах ровная или продольно бороздчатая, в ложбинках беспорядочно морщинистая. Местами различимы границы клеток – изодиаметрические или удлиненные, антиклинальные стенки вдавленные, иногда изогнутые, наружные выпуклые. Кутикула струйчатая и морщинистая.