Stems cylindrical, 3-7 mm in diameter, green, glabrous. Flowers as in the preceding subspecies. Follicles 5.6-8.8 cm long, cylindric, straight, almost the same breadth throughout except towards the apex, much divaricate, sometimes both the follicles are in one straight line. Seeds 6-7 mm long, narrowly oblong, apex truncate. Coma c. 2.5 cm long.