''Haldina cordifolia'', syn. ''Adina cordifolia'', is a

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...

in the family

Rubiaceae The Rubiaceae are a family of flowering plants, commonly known as the coffee, madder, or bedstraw family. It consists of terrestrial trees, shrubs, lianas, or herbs that are recognizable by simple, opposite leaves with interpetiolar stipules ...

, the sole species in the genus ''Haldina''. It is native to southern

Asia Asia (, ) is one of the world's most notable geographical regions, which is either considered a continent in its own right or a subcontinent of Eurasia, which shares the continental landmass of Afro-Eurasia with Africa. Asia covers an area ...

, from

India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...

east to

Yunnan Yunnan , () is a landlocked Provinces of China, province in Southwest China, the southwest of the People's Republic of China. The province spans approximately and has a population of 48.3 million (as of 2018). The capital of the province is ...

and

Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making i ...

and south to Peninsular

Malaysia Malaysia ( ; ) is a country in Southeast Asia. The federation, federal constitutional monarchy consists of States and federal territories of Malaysia, thirteen states and three federal territories, separated by the South China Sea into two r ...

. It is known as "Haldu", ''Kadam'' or ''Kadamba'' in

Hindi Hindi (Devanāgarī: or , ), or more precisely Modern Standard Hindi (Devanagari: ), is an Indo-Aryan language spoken chiefly in the Hindi Belt region encompassing parts of northern, central, eastern, and western India. Hindi has been de ...

and ''Gáo tròn'' in

Vietnamese Vietnamese may refer to: * Something of, from, or related to Vietnam, a country in Southeast Asia ** A citizen of Vietnam. See Demographics of Vietnam. * Vietnamese people, or Kinh people, a Southeast Asian ethnic group native to Vietnam ** Overse ...

. ''Haldina cordifolia'' is a

deciduous In the fields of horticulture and Botany, the term ''deciduous'' () means "falling off at maturity" and "tending to fall off", in reference to trees and shrubs that seasonally shed leaves, usually in the autumn; to the shedding of petals, aft ...

tree In botany, a tree is a perennial plant with an elongated stem, or trunk, usually supporting branches and leaves. In some usages, the definition of a tree may be narrower, including only woody plants with secondary growth, plants that are ...

that can grow well over 20 metres high. The

flowers A flower, sometimes known as a bloom or blossom, is the reproductive structure found in flowering plants (plants of the division Angiospermae). The biological function of a flower is to facilitate reproduction, usually by providing a mechani ...

may be insignificant individually but can be seen as attractive when they bloom together in

inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...

s with a circumference of 20–30 mm. They are usually yellow often tinged with a shade of pink. ''H. cordifolia'' usually blossoms during winter (dry season) months. The bark of the tree acts as an

antiseptic An antiseptic (from Greek ἀντί ''anti'', "against" and σηπτικός ''sēptikos'', "putrefactive") is an antimicrobial substance or compound that is applied to living tissue/skin to reduce the possibility of infection, sepsis, or putre ...

. File:Haldina cordifolia (Haldu) in Ananthagiri forest, AP W IMG 9370.jpg, at

Ananthagiri Hills Ananthagiri Hills is located in Vikarabad district, Telangana, India. The water flows from these hills to Osman Sagar, also known as Gandipet lake, and Himayathsagar. It is one of the dense forests in Telangana. Ananthagiri Temple is locat ...

, in

Rangareddy district Ranga Reddy district ( R. R. district) is a district in the Indian state of Telangana. The district headquarters is located at Lakdikapool, Hyderabad. The district was named after the former deputy chief minister of the United Andhra Pradesh, K ...

Andhra Pradesh Andhra Pradesh (, abbr. AP) is a state in the south-eastern coastal region of India. It is the seventh-largest state by area covering an area of and tenth-most populous state with 49,386,799 inhabitants. It is bordered by Telangana to the ...

. File:Haldina cordifolia (Haldu) in Ananthagiri forest, AP W IMG 9369.jpg, at

, in

. File:Haldina cordifolia (Haldu) in Ananthagiri forest, AP W IMG 9367.jpg, at

, in

. File:Haldina cordifolia (Haldu) in Ananthagiri forest, AP W IMG 9366.jpg, at

, in

. Image: Haldina cordifolia 1.jpg, Trunk at

Udawatta Kele Sanctuary Udawattakele Forest Reserve often spelled as Udawatta Kele, is a historic forest reserve on a hill-ridge in the city of Kandy. It is 104 hectares (257 acres) large. During the days of the Kandyan kingdom, Udawattakele was known as "Uda Wasala Watt ...

Sri Lanka Sri Lanka (, ; si, ශ්‍රී ලංකා, Śrī Laṅkā, translit-std=ISO (); ta, இலங்கை, Ilaṅkai, translit-std=ISO ()), formerly known as Ceylon and officially the Democratic Socialist Republic of Sri Lanka, is an ...

Image: Haldina cordifolia 2.jpg, Trunk at

References

External links

Naucleeae Monotypic Rubiaceae genera Trees of the Indian subcontinent Flora of Yunnan Flora of Vietnam Trees of Thailand Trees of Peninsular Malaysia Trees of Vietnam Trees of Nepal {{Cinchonoideae-stub