Malvaceae Week: Gossypium hirsutum from Delhi
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Gurcharan Singh
Sep 6, 2011, 9:43:25 PM9/6/11
to efloraofindia
Gossypium hirsutum Linn., Sp. Pl. ed. 2. 975. 1753.
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Dr. Gurcharan Singh
Retired Associate Professor
SGTB Khalsa College, University of Delhi, Delhi-110007
Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018.
Phone: 011-25518297 Mob: 9810359089
http://people.du.ac.in/~singhg45/
Common names: American cotton, Bourbon cotton, Upland cotton
Erect annual herb with 3-7 cm long leaves usually 3-lobed, rarely 5-lobed, upper sometimes entire and ovate; stipules ovate or lanceolate; epicalyx segments large, broadly ovate, 2-4 cm long, laciniate with linear to lanceolate teeth; calyx cupular, 6-7 mm long; corolla pale yellow, 5-6 cm across; capsule 3-4 cm long, ovoid, beaked.
Photographed from Botanical Garden of Khalsa College, Delhi
Dr. Gurcharan Singh
Retired Associate Professor
SGTB Khalsa College, University of Delhi, Delhi-110007
Res: 932 Anand Kunj, Vikas Puri, New Delhi-110018.
Phone: 011-25518297 Mob: 9810359089
http://people.du.ac.in/~singhg45/
Balkar Arya
Sep 7, 2011, 3:16:05 AM9/7/11
to Gurcharan Singh, efloraofindia
Sir, flower of this plant become pinkish after some time!!!--
Regards
Dr Balkar Singh
Head, Deptt. of Botany and Biotechnology
Arya P G College, Panipat
Haryana-132103
09416262964
Regards
Dr Balkar Singh
Head, Deptt. of Botany and Biotechnology
Arya P G College, Panipat
Haryana-132103
09416262964
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