Melanoselinum

No map specified
Authors: Hoffm.
Protologue: Gen. Pl. Umbell. ed.1: 156
Synonyms: Melanaton Raf.
Type species: Melanoselinum decipiens
Type species authors: (Scrad. & Wendl.) Hoffm.
Type species synonyms: No synonyms
Number of species: 4
Distribution: Europe (Macaronesia: Madeira, Azores)
Bibl.: No bibliography
No illustration specified

Features: fruits separating into mericarps; lanceolate; with carpophore bifid to the base; beak absent; mericarps homomorphic; scabrous; 13.0-17.0 mm long; 4.0-5.0 mm broad; strongly compressed dorsally; with primary and secondary ribs; all primary ribs equal, filiform; mericarp ribs straight; with entire margin; secondary ribs filiform or secondary ribs winged; calyx teeth prominent; short; triangular; stylopodia low conical or stylopodia conical; styles medium; erect; exocarp cells small; commissure intermediate; inner fibrous mesocarp obsolete; mesocarp parenchyma partly composed of cells with lignified pitted walls or mesocarp with sclerenchyma cell groups; vascular bundles compact; 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: commissural vittae very large; rib ducts large, on the inner side of vascular bundles