Lembris lost 6-2 6-2 in straight sets to seven seeded Burundian Mathieu Uwizeyimana, who maintained his cool as he extended his brilliant performances to reach the quarters.
In the women’s event, unseeded Kenya’s Chizi Mutsumi upset fifth seeded Rehema Athumani from Tanzania 6-2, 5-7, 7-5 to reach the quarters.
It was a continuation of poor run by Tanzanians after a duo of Yasin Shabani and Charles Stevens stumbled at the first hurdle, when the championships started on Monday in Nairobi, Kenya.
Defending champion and first seeded Caroline Oduor and other seeded players Shufaa Changawa, Stephanie Mbaya and Everlyn Otula all from Kenya won their matches to reach the quarters. Rwanda’s top seed Jean Claude Gasigwa floored Zambia’s Jamin Luvembe 6-3 6-2 in straight sets to reach the quarter final round.
Olivier Havugimana also could not progress to the last eight as he lost to Kenyan Kevin Cheruiyot (Ken) 3-6 0-6 in straight sets.
Fifth seed Ugandan David Oringa defeated Kenya’s Ibrahim Kibet 7-5 2-6 6-1 to set up a quarter final clash against Kenya’s Changawa Mzai who had an easy sail against fellow country mate Francis Rogoi which he won 6-0 6-0.
The one-week event, which has attracted over 200 players from 15 counties, has reached the main draw which is being staged at the Nairobi Club and Public Service Club.
Kenya has the highest turnout with 40 players; Uganda has nine while Burundi has six. USA, Zambia, Rwanda and Tanzania are represented by five apiece; Canada has brought four players while Great Britain has two. Zimbabwe, DRC, German, Japan, Sweden and Slovakia have one player each.