No map specified
Authors: N.M.Wolf
Protologue: Gen. Pl. Vocab. Char. Def.: 31
Synonyms: No synonyms
Type species: Mutellina purpurea
Type species authors: Thell. ex Szafer et al.
Type species synonyms: No synonyms
Number of species: 3
Distribution: Europe ( W, Central, S, SE, E), Asia (the Caucasus)
Bibl.: No bibliography
No illustration specified

Features: fruits separating into mericarps; ovate or elliptic or lanceolate; with carpophore bifid to the base; beak absent; mericarps homomorphic; glabrous; 3.5-6.0 mm long; 1.8-2.6 mm broad; terete; with primary ribs; all primary ribs equal, narrow-winged; mericarp ribs straight; with entire margin; calyx teeth obsolete; stylopodia low conical; styles medium; recurved; cell borders distinct; cells isodiametric or cells elongated; anticlinal walls convex or anticlinal walls concave; outer cell walls flat; cuticle striate with straight striae; exocarp cells small; commissure narrow, exocarp almost reaches carpophore; inner fibrous mesocarp obsolete; mesocarp parenchyma not lignified or mesocarp parenchyma partly composed of cells with lignified pitted walls; vascular bundles compact; situated medially in primary ribs; vittae vallecular and commissural; solitary in furrows or 2–5 in each furrow; 4–10 on commissural side; rib sectetory ducts small, present in all ribs; endocarp not lignified; endosperm flat, slightly convex or slightly concave on commissural side or endosperm with broad, shallow groove on commissural side; embryo with two cotyledons.

Note: СЭМ: Границы клеток слабо различимы, клетки изодиаметрические и удлиненные, антиклинальные стенки слегка выпуклые или слегка вдавленные, наружные стенки плоские. Кутикула струйчатая, струйчатая с бугорками на струях, бугорчатая, морщинистая.