''Melica lilloi'' is a species of
grass found in
Catamarca and
Tucumán provinces of
Argentina at above sea level.
Description
The species is
perennial with short
rhizome
In botany and dendrology, a rhizome (; , ) is a modified subterranean plant stem that sends out roots and shoots from its nodes. Rhizomes are also called creeping rootstalks or just rootstalks. Rhizomes develop from axillary buds and grow hori ...
s. The
culms are decumbent and are long with smooth
interlodes. The leaf-sheaths are scabrous, tubular, are closed on one end. The leaf-blades are flat, long by wide and have an acute apex and ciliated margin. Both the leaf-sheaths and leaf-blades have a
glabrous surface. The membrane is eciliated and is long. The
panicle
A panicle is a much-branched inflorescence. (softcover ). Some authors distinguish it from a compound spike inflorescence, by requiring that the flowers (and fruit) be pedicellate (having a single stem per flower). The branches of a panicle are of ...
is open, linear and is long.
Spikelets are elliptic, solitary, are long and have fertile spikelets that are
pediceled. The pedicels are filiform, curved, pubescent, and hairy above. The spikelets have 1-2 fertile florets which is diminished at the apex while the sterile florets are barren, cuneate, and
clumped with its floret
callus being glabrous. Both the upper and lower
glumes are keelless, membranous and have acute apexes. Their other features are different; Lower glume is obovate, long and have an erose apex while the upper one is lanceolate, long and have obtuse apex.
[
The species' ]lemma
Lemma may refer to:
Language and linguistics
* Lemma (morphology), the canonical, dictionary or citation form of a word
* Lemma (psycholinguistics), a mental abstraction of a word about to be uttered
Science and mathematics
* Lemma (botany), a ...
have scaberulous surface and have emarginated apex as well. Its fertile lemma is chartaceous and lanceolated that is long and wide. Its palea have ciliolated keels, is long and have puberulous surface with hairy back. Flowers are fleshy, oblong, truncate and are long. They also grow together, and have 3 anther
The stamen (plural ''stamina'' or ''stamens'') is the pollen-producing reproductive organ of a flower. Collectively the stamens form the androecium., p. 10
Morphology and terminology
A stamen typically consists of a stalk called the filam ...
s that are long. The fruits are caryopsis with additional pericarp and linear hilum.[
]
Ecology
Its flowering time is from December to January.[
]
References
{{Taxonbar, from=Q15296551
lilloi
Endemic flora of Argentina
Flora of South America