OCR text
FLORA OF THE YEMEN ARAB REPUBLIC Andrachne abalra Sprewg- Volcanic cone in the Harra (=volcanic field) of Arhab, N. of the Sanaa to Amran road, on dirt road to Raydah. Mostly fine vesicular basalt scree and steep slopes (35°-45°) ROYAL BOTANIC GARDEN 2 Sept. 1977 Rainfall 150-200 mm Alt. 2700 m EDINBURGH ee = - TE | Coll. J. J. Lavranos No. by 7 OF dt L. Nevin E00450390
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