Nannorrhops ritchiana

Nannorrhops ritchiana is a species of Arecaceae . It is the only species accepted at present of the Nannorrhops . This generic name comes from the “dwarf” Greek nannos , and rhops “bush”.

Classification

Subfamily: Coryphoideae

Tribe: Corypheae

Subgroup: Coryphinae

Its subgroup includes/understands three other kinds: Corypha, Chuniophoenix and Kerriodoxa

Habitat

Nannorrhops ritchiana is widespread with the Pakistan, in Afghanistan and Iran. It is a cold very resistant species, it tolerates temperatures going up to -20 C°, and in its habitat, it is often covered with snow.

It pushes in a natural state, in arid regions with semi-desert, energy of a low altitude to a little less than 2000 meters of altitude. It grows where it finds water in the ground.

There are two varieties, a variety with the green sheets, and one with the silver plated sheets. It seems that the first is more resistant cold than the second.

Description

Feather-grass: It includes/understands several feather-grasses which can reach 10 meters height and 25cm of diameter. The trunks are massive and gray. They can be covered with the base of old the Pétiole S split.
Inflorescence : Nannorrhops ritchiana is hermaphrodite. The inflorescence prolongs the heart of the crown, measures up to 2 m, and includes/understands brown Fruit S and rounds which contain a globulous seed chestnut of approximately 1,5cm of diameter.
Crown: The crown is composed of ten, or a score of sheets. The crowns of Feuille S are monocarpic. When they die, they are replaced on the same feather-grass by a new crown.
Sheet S: The sheets are costapalmées and make approximately 1 m broad. They have a glaucous or green color. At their end, the rigid segments are divided into two parts. The petiole, which is green and smooth, measurement approximately 1m.

External bonds

Nannorrhops

Nannorrhops ritchiana

Photographs on the site of an amateur of palm trees

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