Nassella (Trin.) É.Desv.
Details
Nassella (Trin.) É.Desv., Fl. Chil. [Gay] 6, 263 (1854)
Nassella (Trin.) É.Desv.
Nomenclature
É.Desv.
Trin.
(Trin.) É.Desv.
1854
263
ICN
genus
Nassella
Classification
Subordinates
Descriptions
Nassella (Trin.) É.Desv.
Perennial. Floret fusiform, laterally compressed. Lemma heavily silicified, with tightly overlapping margins, apex thickened, coronate or comate; awn persistent or caducous, centric or eccentric. Palea « lemma, nerveless, glabrous. Callus obtuse to bluntly acute. Lodicules 2. Stamens 1-3. Caryopsis conforming to shape of, and as long as lemma; embryo small; hilum linear.
Nassella (Trin.) É.Desv.
Perennial. Floret gibbously ellipsoid, laterally compressed, the callus obtuse to bluntly acute; lemma coriaceous, with overlapping margins, without corona; awn caducous though sometimes tardily so, eccentric, curved or geniculate, the column twisted or not. Palea shorter than lemma, 0-1-nerved. Lodicules 2. Stamens 3.
Taxonomic concepts
Nassella (Trin.) É.Desv.
Nassella Desv., emend. Barkworth
Nassella (Trin.) É.Desv.
Nassella (Trin.) É.Desv.
Nassella (Trin.) É.Desv.
Nassella (Trin.) É.Desv.
Nassella (Trin.) É.Desv.
Nassella Desv., emend. Barkworth
Identification keys
Notes
Emendavit
emend. Barkworth
Metadata
1b0d79ca-2686-444e-919f-292fff1da8db
scientific name
Names_Plants
1 January 2000
24 January 2014