Heteropogon contortus (L.) P.Beauv. ex Roem. & Schult., Syst. Veg. 2: 836 1817. (Syn: Andropogon allionii DC.; Andropogon austrocaledonicus Vieill. [Invalid]; Andropogon bellardii Bubani [Illegitimate]; Andropogon besukiensis Steud.; Andropogon contortum L. [Spelling variant]; Andropogon contortus L. …; Andropogon firmus (J.Presl) Kunth; Andropogon glaber (Pers.) Raspail [Illegitimate]; Andropogon hispidissimus Steud.; Andropogon hohenackeri Hochst. ex Steud.; Andropogon messanensis Biv. ex Parl. [Invalid]; Andropogon secundus Griseb. [Illegitimate]; Andropogon secundus Willd. ex Nees; Heteropogon allionii (DC.) Roem. & Schult.; Heteropogon besukiensis (Steud.) Miq.; Heteropogon contortus var. allionii (Roem. & Schult.) Cuénod ..; Heteropogon fertilis B.S.Sun & S.Wang; Heteropogon firmus J.Presl; Heteropogon glaber Pers.; Heteropogon hirsutus P.Beauv. [Spelling variant]; Heteropogon hirtus Pers. [Illegitimate] .; Heteropogon hispidissimus Hochst. ex Steud. [Invalid]; Heteropogon hispidissimus Hochst. ex A. Rich.; Heteropogon hohenackeri Hochst. ex Miq. [Invalid]; Heteropogon messanensis Guss.; Heteropogon roxburghii Arn. ex Nees; Holcus contortus (L.) Stuck.; Holcus contortus var. secundus Hack. ex Stuck.; Sorghum contortum (L.) Kuntze);
Tropics & Subtropics to S. Central Europe: Afghanistan, Albania, Algeria, Andaman Is., Angola, Argentina Northeast, Argentina Northwest, Arizona, Assam, Baleares, Bangladesh, Belize, Benin, Bolivia, Botswana, Brazil North, Burkina, Burundi, California, Cambodia, Cameroon, Canary Is., Cape Provinces, Cape Verde, Caprivi Strip, Central African Repu, Chad, China North-Central, China South-Central, China Southeast, Colombia, Comoros, Cuba, Djibouti, Dominican Republic, East Himalaya, Ecuador, El Salvador, Eritrea, Ethiopia, Fiji, Florida, France, Free State, Ghana, Guatemala, Gulf of Guinea Is., Guyana, Hainan, Haiti, Hawaii, Honduras, India, Iran, Iraq, Italy, Ivory Coast, Jamaica, Japan, Jawa, Kenya, KwaZulu-Natal, Laccadive Is., Lebanon-Syria, Leeward Is., Lesotho, Lesser Sunda Is., Madagascar, Malawi, Malaya, Mali, Maluku, Marianas, Marquesas, Mauritania, Mauritius, Mexican Pacific Is., Mexico Central, Mexico Gulf, Mexico Northeast, Mexico Northwest, Mexico Southeast, Mexico Southwest, Morocco, Mozambique, Myanmar, Namibia, Nansei-shoto, Nepal, Netherlands Antilles, New Caledonia, New Guinea, New Mexico, Nicaragua, Nicobar Is., Niger, Nigeria, Northern Provinces, Oman, Pakistan, Paraguay, Peru, Philippines, Puerto Rico, Rodrigues, Rwanda, Réunion, Samoa, Saudi Arabia, Senegal, Seychelles, Sicilia, Sierra Leone, Society Is., Socotra, Somalia, South China Sea, Spain, Sri Lanka, Sudan, Sulawesi, Sumatera, Swaziland, Switzerland, Taiwan, Tanzania, Texas, Thailand, Tibet, Togo, Tonga, Tunisia, Uganda, Vietnam, West Himalaya, Windward Is., Yemen, Yugoslavia, Zambia, Zaïre, Zimbabwe as per POWO;
Common name: Black Speargrass, tanglehead grass, tanglehead, bunch speargrass, bunched spear grass, twisted beardgrass

Plz id this grass: pa49 – 24nov2012:
Plz id this grass
from Matheran region. I have attached some photos. It is around 4 to 5 foot height.

Found something similar :-

Heteropogon sp ??????????

It could be Heteropogon contortus, but let … to comment.

Yes, it is Heteropogon contortus. Many a times, this grass assumes taller growth than usual, even on rocky ground.


Grass photo for confirmation : 1 image. 3 posts by 3 authors.
Sending a photo of H.contortus for confirmation

yes it is Heteropogon contortus

Poaceae, Cyperaceae and Juncaceae Week: SMP22 Pune for ID :  Attachments (1). 3 posts by 3 authors.
Trying to post some images with inadequate data. Hoping to get to near ID so that I can study further.

Heteropogon contortus, I suppose.

Yes, Heteropogon contortus is the main species seen. There is an Apluda mutica also on the bottom left.


ANOCT84 Poaceae for identification (1) : 3 posts by 2 authors. Attachments (3).

Nandi Hills
28th October 2014

It is Heteropogon contortus (L.) P.Beauv. ex Roem. & Schult, it is called needle grass or clock grass, when you apply water on the top of the spike, it will rotate clockwise. In this spike lower spikelets are male, upper one are bisexual.

Thank you sir. Very interesting. 🙂

On 2/11/08 at Bot. Gardens, in Hyderabad, AP; Another Grass for Id 231108JM – indiantreepix | Google Groups

31/10/09 at Herbal Garden, on the outskirts of Hyderabad, A.P.; in Tiruvannamalai district, TN; For Id Heteropogon species- 261109Jm1 – indiantreepix | Google Groups Grass-9: Heteropogon – efloraofindia | Google Groups

Grass for ID : Nasik : 27JUL21 : AK-08: 3 images.
Grass seen last week in the Gangapur Grasslands area.

Pl. post high res. images.

3 high res. images.

Heteropogon contortus

Yes it is Heteropogon contortus


Poaceae: Heteropogon contortus (L.) P. Beauv. ex Roem. & Schult.: 2 images.
location/date (both): Tropical Forest Research Institute, Jabalpur, Madhya Pradesh, October 1994


POWO  Flowers of India