Observe ⇒ Differentiate ⇒ Identify ⇒ NURTURE
Botanical Name: Alstonia scholaris
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:52 AM
Photo Description: None
Family: Apocynaceae
Common Name: सातवीण, सप्तपर्ण
Etymology - Genus: Named for Dr. Charles Alston, 18th century Scottish Professor of Botany at Edinburgh
Etymology - Species: *
Ecosystem: Evergreen
Origin: Native
Location: Pune
Description: Medium size evergreen tree with dark rough bark. White spots are also observed. Branches form a circular layers around the main trunk giving characteristic shape to the tree. All parts contain a poisonous white latex.Sessile, lanceolate leaf, arranged in a circle around the stem.Several Inflorescences are arranged in circle around the branch (similar to leaves) forming a shape of a pyramid at the end of the branch. Individual flowers are arranged in umbel type of inflorescence - flowers appear to be arising from a single point and forming a shape like an umbrella.Flowers are white and have a very strong, distinctive smell, can be identified even from a distance, allergic. During flowering whole tree burst into flowers.The fruit is a follicle, two long pods connected at the base.
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 03-Oct-2022 10:05 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:53 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:53 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:51 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:57 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 03-Oct-2022 10:01 AM
Photo Description: None
Root type: Taproot-Woody hard
Stem Appearance: Tree
Stem Cross Section: Circular
Stem Texture: Dark, rough
Root-Stem-Bark Description: Medium size evergreen tree with dark rough bark. White spots are also observed. Branches form a circular layers around the main trunk giving characteristic shape to the tree. All parts contain a poisonous white latex.
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:47 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:48 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:48 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:48 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:54 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:54 AM
Photo Description: None
Leaf - Characters
Attachment: Sessile
Stipules: Exstipulate
Leaf Type: Simple
Phyllotaxy: Whorled
Leaf Description: Sessile, lanceolate leaf, arranged in a circle around the stem.
Leaflet - Characters
Lamina: Lanceolate
Lamina Bases: Acute
Lamina Margins: Entire
Lamina Apices: Acute
Lamina Texture: Glabrous
Venation: Reticulate-Unicostate
Leaflet Description:
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:48 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:52 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:53 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:54 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 03-Oct-2022 10:03 AM
Photo Description: None
Inflorescence - Characters
Inflorescence: Umbel
Bract: Ebracteate
Inflorescence Description: Several Inflorescences are arranged in circle around the branch (similar to leaves) forming a shape of a pyramid at the end of the branch. Individual flowers are arranged in umbel type of inflorescence - flowers appear to be arising from a single point and forming a shape like an umbrella.
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:52 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:52 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:49 AM
Photo Description: None
Flower - Characters
Flower Type: Complete
Flower Symmetry: Actinomorphic
Thalamus Types:
Position of Whorls: Hypogynous
Aestivation: Valvate
Flower Description: Flowers are white and have a very strong, distinctive smell, can be identified even from a distance, allergic. During flowering whole tree burst into flowers.
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 03-Oct-2022 10:04 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:49 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 03-Oct-2022 10:04 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:49 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 16-Oct-2019 15:26 PM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 03-Oct-2022 10:04 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:50 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:50 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:50 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 28-Sep-2022 09:50 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 03-Oct-2022 10:02 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 03-Oct-2022 10:03 AM
Photo Description: None
Photo Credit: Mandar Joshi Record Count: 2 Photo Date-Time: 03-Oct-2022 18:54 PM
Photo Description: None
Floral Parts - Characters
Calyx Arrangement: Actinomorphic polysepalous
Calyx Persistance:
Calyx Number of sepals: 5
Corolla Arrangement: Rotate
Corolla Appendages: na
Corolla Number of petals: 5
Perianth Arrangement: na
Perianth Number of tepals: na
Androecium Attachment of anther:
Androecium Length of filament:
Androecium Union of Stamens:
Androecium Number of Stamens: 5
Gynoecium Placentation:
Gynoecium Union of Carpels:
Gynoecium Number of Carpels: 2
Floral Parts Description:
Fruit type: Follicle
Fruit type Description: The fruit is a follicle, two long pods connected at the base.
Seed Type: Dicotyledon
Germination type: Epigeal
Dispersion Method: Wind
Preprocessing for germination:
Germination time:
Seed shelf life:
Germination %:
Seed Description:
