Visnaga

No map specified
Authors: Mill.
Protologue: Gard. Dict. ed. 4: unpaged
Synonyms: No synonyms
Type species: Visnaga daucoides
Type species authors: Gaertn.
Type species synonyms: Daucus visnaga L., Ammi visnaga (L.) Lam.
Number of species: 2
Distribution: Europe (SW, S, SE), Asia (SW), Africa (N, NW), S America (temp. - adv.)
Bibl.: No bibliography
No illustration specified

Features: fruits separating into mericarps; ovate; with entire carpophore; beak absent; mericarps homomorphic; glabrous; 1.7-2.7 mm long; 0.8-1.1 mm broad; terete; with primary ribs; all primary ribs equal, keeled; mericarp ribs straight; with entire margin; calyx teeth prominent or calyx teeth obsolete; short; triangular; stylopodia low conical; styles medium; recurved; cell borders indistinct; surface irregularly rugate or surface foveolate-tuberculate; 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; vittae vallecular and commissural; solitary in furrows; two on commissural side; rib sectetory ducts large, 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 неразличимы. поверхность на ребрах волнистая или продольно морщинистая, в ложбинках беспорядочно морщинистая и бугорчато-ямчатая. Кутикула струйчатая