What are the characteristic features of Solanaceae family?
Characteristics of Solanaceae Family
- Root System: Taproot system.
- Stem: Erect or climber; Solanaceae includes herbs, shrubs, small trees, and climbers.
- Leaves: Alternate, simple or pinnately compound (rarely); exstipulate; reticulate venation.
Which of the following characteristics are correct regarding the flowers of family Solanaceae?
Solution : Flower of family Solanaceae is bracteate or ebracteate, pedicellate, complete, hermaphrodite, actinomorphic, pentamerous, hypogynous.
Which of the following features are shown by flowers of Solanaceae?
Flowers are complete with gamosepalous, persistent calyx (5 sepals), gamopetalous corolla (5 petals), 5 epipetalous stamens andbicarpellary, syncarpous, superior generally bilocular ovary with obliquely placed carpels and swollen placenta. Fruits are berry or capsule.
Why is Solanaceae important?
Solanaceae occupy an important place among cultivated species and some others, such as potato, pepper, tomato, play a determining role in the human diet and the economy of the countries. Others are widely grown as ornamental plants or for industrial and pharmaceutical purposes.
What is the economic importance of Solanaceae?
Economic Importance of Solanaceae The family solanaceae contributes several important food, drug and ornamental plants to human race. Hence this family is considered as economically important. Solanum species: Solanum tuberosum is most important food crop after cereals.
Which type of leaves are found in Solanaceae?
The Solanaceae consist of herbs, shrubs, trees, or lianas, with prickles present in some taxa, many with stellate trichomes. The leaves are simple, pinnate, or ternate, usually spiral and exstipulate. The inflorescence is of solitary flowers or cyme units. The flowers are bisexual, actinomorphic, rarely zygomorphic.
Which type of inflorescence is seen in Solanaceae family?
cyme
inflorescence of species in the Solanaceae family has been generally classified as a cyme. Typically, cymose in- florescences are defined by determinate growth in which the inflorescence meristem terminates into a floral bud, followed by the next floral meristem forming on the flank of the previous flower.
What are floral characters of family Solanaceae?
The floral characters of the family Solanaceae are as follows:
- Inflorescence is solitary, axial or cymose.
- Flowers are bisexual, actinomorphic.
- Calyx: Five sepals, gamosepalous.
- Corolla: Five petals, gamopetalous.
- Androecium: Five stamens, epipetalous.
- Gynoecium: Superior, bicarpellary, syncarpous ovary.
Why Solanaceae family called Night Shade family?
The genus Solanum contains almost half of all the species in the family, including all the species of wild potatoes found in the Western Hemisphere. The poisonous alkaloids present in some species of the family have given the latter its sombre vernacular name of “nightshade.”
What is the habitat of Solanaceae family?
Members of the Solanaceae family are found throughout the world but are most abundant and widely distributed in the tropical regions of Latin America, where about 40 genera are endemic. Very few members are found in temperate regions, and only about 50 species are found in the United States and Canada combined.
What are the characteristics features of the calyx of Solanum nigrum flower?
Calyx: Sepals 5, gamosepalous, campanulate, sepals free above and fused below, green, hairy, imbricate aestivation, inferior. Corolla: Petals 5, gamopetalous, campanulate, tube hairy, twisted aestivation, inferior.
Why Solanaceae family is called potato family?
The Solanaceae family includes a number of commonly collected or cultivated species. The most economically important genus of the family is Solanum, which contains the potato (S. tuberosum, in fact, another common name of the family is the “potato family”), the tomato (S.
Which inflorescence is found in family Solanaceae?
Is the characteristic feature of flower of?
Two lateral compressed petals called wings and a pair of anterior small fused petal forms keel. Keel has concave sides which make them fused at bases. Hence, keel is the characteristic feature of flower of family – Papilionaceae.
What are the characteristics of Solanaceae?
Characteristics and economic importance of family Solanaceae. This is a family of wide distribution. Plants are terrestrial and are adapted to grow in temperate and tropical places, growing wild in shady places. They are annual herbs, shrubs and rarely trees.
How many species of Solanaceae are there?
Solanaceae, the nightshade, or potato, family of flowering plants (order Solanales ), with 102 genera and nearly 2,500 species, many of considerable economic importance as food and drug plants.
What is the largest family in Solanales?
Solanales: Solanaceae. The largest family in Solanales is Solanaceae, the potato or nightshade family, which includes some 100 genera and nearly…. Members of the Solanaceae family are found throughout the world but are most abundant and widely distributed in the tropical regions of Latin America, where about 40 genera are endemic.
What is a Solanum plant?
The genus Solanum contains almost half of all the species in the family, including all the species of wild potatoes found in the Western Hemisphere. Members of the family are annuals, biennials, or perennials and are usually herbs, though some species grow as shrubs or small trees.