Orthosiphon rubicundus ?
Herbaceous plant observed as a weed in a vegetable garden, Eldoret, Kenya. January 2012.
LEAVES: The opposite leaves are triangular to nearly round. Veins on top surface are impressed. Margins are crenulate (rounded teeth).
HERB: Plant shrubby with many leafy, four-angled stems. Plants were about 100 cm tall.
FLOWERS: The pale, nearly white flowers are distinctly bilaterally symetrical. The calyx is large and burgandy color with four lower teeth and on upper lobe.
RANGE: This specimen was observed below Iten on the Elgeyo Escarpment, Rift Valley, Kenya.
2300 m elevation.
FRUIT:
UNARMED.