Lettuce and Its legend.

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Basic Botanical Data of Lettuce.

Lettuce Extract INCI Name Lactuca Sativa Extract CAS 84776-66-9 EINECS ELINCS No 283-995-6 common garden lettuce Lactuca sativa L var capitata extract photo picture image Common Name: Lettuce
 Official Latin Name: Lactuca virosa; Lactuca sativa L.
 Botanical name: Lactuca sativa (milk sap)
 Genus: Lactuca
 Species: sativa
 Cultivar: 'Dynamite'
 Family name: Compositae (Asteraceae) , Tribe Chichorieae
 The Latin name (Lactuca) is derived from the Latin root word "lac" or milk.
 Common name(s): lettuce, garden lettuce, ruoka salaatti, insalata, kopfsalat
 "Lettuce" derived from the French "laitue" meaning "milk".
 "Sativa" means grown from seed.
 Time to plant seeds: March to October
 Flowering:Annual
 Inflorescence Panicle:consisting of a cluster of flower heads, each made up of 15-25 or more flowers.
 Flowers:Perfect, having ligulate corollas only.
 Ovary:Inferior
 Fruit:Achene (single seeded indehiscent dry fruit)

 Pollination:Mostly selfed because of flower structure. The pistil grows up through the closely grouped stamens on which the pollen has already been shed. Some crossing (1.3-6.2%) has been demonstrated.
 Chromosome Number: 9 pairs
 Crossing Relationships:Crosses readily with wild lettuce, Lactuca serriola
 Type of Cultivar:Pureline (open pollinated)
 Economic Importance:Value of U.S. crop in 2000: $1.3 billion head, $312 million leaf, and $290 million for romaine.

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last edit date:23th,June.2009.