Trochiscanthes

No map specified
Authors: W.D.J.Koch
Protologue: Nov. Acta Acad. Leop.-Carol. Nat. Cur., 1824 12, 1: 103
Synonyms: Magdaris Raf., Schnitzleinia Steud., Silerium Raf.
Type species: Trochiscanthes nodiflorus
Type species authors: (Vill.) W.D.J.Koch
Type species synonyms: Ligusticum nodiflorum Vill.
Number of species: 1
Distribution: Europe (W, Central, S)
Bibl.: No bibliography
No illustration specified

Features: fruits separating into mericarps; ovate or elliptic; with carpophore bifid to the base; beak absent; mericarps homomorphic; glabrous; 4.5-6.0 mm long; 1.9-2.3 mm broad; terete; with primary ribs; all primary ribs equal, narrow-winged; mericarp ribs straight; with entire margin; calyx teeth prominent; short or equal to stylopodium; triangular; stylopodia obsolete or stylopodia flat; styles short; spreading; cell borders distinct; cells isodiametric; anticlinal walls convex; outer cell walls concave; cuticle striate with straight striae; exocarp cells small; commissure narrow, exocarp almost reaches carpophore; inner fibrous mesocarp obsolete; mesocarp parenchyma not lignified; vascular bundles compact; situated in primary rib bases or situated medially in primary ribs; vittae vallecular and commissural; 2–5 in each furrow; 4–10 on commissural side; rib sectetory ducts small, present in all ribs; endocarp not lignified; crystals obsolete; endosperm flat, slightly convex or slightly concave on commissural side; embryo with two cotyledons.

Note: СЭМ: Границы клеток на всей поверхности различимы, клетки изодиаметрические, антиклинальные стенки выпуклые, наружные периклинальные вогнутые, кутикула струйчатая.