FAMILIA PALMACEAE PDF

View Attalea sp. Familia Palmaceae by Margherita Leoni on artnet. Browse upcoming and past auction lots by Margherita Leoni. View Attalea sp. Familia Palmaceae () By Margherita Leoni; watercolor and pencil on paper; cm x70; Signed;. Access more artwork lots and estimated. Las arecáceas (familia Arecaceae) son una familia de plantas monocotiledóneas , la única familia del orden Arecales. Normalmente se las.

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In this article we will discuss about: Characters of Arecaceae 2. Distribution of Arecaceae 3.

Mainly trees with stout unbranched stem ending in crown of leaves; leaves large, compound, alternate, young leaves are plicate, exstipulate with long petioles; inflorescence enclosed in a persistent spathe; flowers unisexual; perianth 6 in two whorls of 3 each; in male flower 6 stamens in palmacsae whorls, anthers versatile; in female flowers carpels three; apocarpous or syncarpous, superior, trilocular or rarely unilocular; fruit berry or drupe; seed endospermic.

Large unbranched trees Phoenix, Familka catechushrubs or garden palms, trailing Calamusherbs Reinhardtia. Adventitious roots arising from the base of bulbous stem. Thick aerial roots are also found in some species of Manicaria. Aerial, woody, erect, unbranched, very rarely pamaceae, Hyphaenein some short rhizome Nipacylindrical, hairy, old stem protected by woody leaf bases, climbing Calamus.

Alternate crowded at the apex of stem giving palmlike appearance to the plant; petiolate, leaf-base sheathing, broad and persistent; exstipulate, compound pinnately Phoenix, Arecapalmately Borassusacute, thick, leathery, parallel venation.

In some palms Copernica the petiole is prolonged into a ligule like structure called histula. It is simple or compound, spike or branched panicle, usually a spadix with a woody spathe which opens by two valves; spadix may have sessile familiw pedicellate flowers, simple racemose Borassusor compound racemose Cocos or even profusely branched panicle Daemonorops. Sessile or shortly pedicellate, bracteate, mostly unisexual Phoenix or hermaphrodite Livingstoniaactinomorphic, incomplete or complete, hypogynous trimerous, flowers are of small size and produced in large numbers.

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Plant may be monoecious or dioecious. In monoecious flower the position of male and female flowers is variable i. Tepals 6, in two whorls of 3 each, polyphyllous or slightly connate at the base; perianth lobes tough, persistent, coriaceous, leathery or fleshy, valvate or imbricate aestivation, white or petaloid.

Arecaceae: Characters, Distribution and Types

In male or hermaphrodite flowers, stamens are 6 in number, two whorls of 3 each, polyandrous, staminodes may be present in the female flowers; anthers versatile, dithecous, basifixed or dorsifixed, introrse, filament short and distinct. In female or hermaphrodite flower-carpels 3 in number, apocarpous or syncarpous, ovary superior, trilocular, axile placentation, single ovule in each loculus; style short, stigma small or broad or 3 lobed.

Usually a berry, fleshy or fibrous waxy coating on the fruit; the mature fruit contains a single seed Phoenix ; drupe Cocos nucifera.

It includes genera and species. The members are confined to tropics in both the hemispheres and extending in the warmer regions of the world. In India it is represented by species belonging to 25 genera.

Arecaceae – Vicipaedia

Pith of Metroxylon rumphii and M. Fruits of Phoenix dactylifera are very delicious and eaten throughout the Arab world. The nuts of Areca catechu serve palmaaceae a asteringent and used with betel leaves. The milk of Cocos nucifera makes a refreshing drink, endosperm is eaten raw and stored when dry.

Arecaceae – Wikipedia

Mesocarps of the drupes of Coconut are extensively used for stuffing pillows and sofa sets. The cane of commerce is obtained from Calamus tenuis and C.

Borassus flabellifer — yields palmyra fibres which are used to prepare brushes and brooms. The leaves are used in the manufacture fsmilia hand fans, umbrellas, baskets and mats.

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Wax is obtained from the leaves of Copernicia cerifera and Ceroxylon andicola. The wax is ramilia in making gramophone records, candles and models.

Coconut oil is obtained from the Cocos nucifera and is used as hair oil, in soap industry and also for cooking. Rendle placed the family together with the Araceae under Spadiciflorae due to unisexual flowers and occurrence of spadix.

Hutchinson traces the origin of Palms from Liliflorean stock directly from Liliaceae through Dracaena-Cordyline. Erdtman also reports similar pollen structure of Palms and Dracaena.

Palmaceae is closely related to Liliaceae in palm-like habit of Yucca, Dracaena of Liliaceae, perianth segments, stamens in two whorls, tricarpellary, syncarpous ovary, and structure of pollen grains Dracaena.

Nipa fruitcans Water coconut: Phoenix dactylifera Date palm: Leaves pinnatisect; flowers hermaphrodite, fruit fibrous drupe not covered with scales e. Aerial, woody, erect, cylindrical, rough, covered with persistent leaf bases, unbranched, solid, brown.

Stamens 6, in two whorls palmaceze 3 each, polyandrous, filament lalmaceae anthers dithecous, dorsifixed, introrse. Tricarpellary, syncarpous, ovary superior, one ovule in each carpel; style absent; stigma hooked.

Comparison between Arecaceae and Liliaceae.

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