240 
Card. Bull. Singapore 69(2) 2017 
Fig. 7. Microchirita involucrata (Craib) Yin Z.Wang var. involucrata. A. Habit and fruit. B. 
Front view of the flower. C. Side view of the flower. D. Lateral view. All from Middleton, D.J. 
et al. 5391. (Photos: P. Karaket) 
tube 0.5-3 mm long, lobes lanceolate, overlapping, 4-7 x 0.7-1.4 mm, apex acute, 
predominantly glandular hairy on the outer side, inside glabrescent or with sparse, 
fine glandular hairs. Corolla 18-21 mm long, bluish-violet, dark purple at mouth and 
dorsally by the anthers, with two purple stripes laterally along the filaments, lobes violet 
or light blue, flower occasionally reported to be much paler to off white especially at 
mouth, tube narrow at base, straight to bent, gradually broadening, glandular pubescent 
outside, especially dorsally between the upper lobes and ventrally below the central 
lobe, internally with sparse eglandular hairs on the upper lip and centrally in the lower 
lip, tube glabrous inside, lobes not reflexed; tube 12.5-16.5 mm long dorsally, 15-19.5 
mm ventrally, 12.5-17 mm laterally between lips; upper lobes broadly elliptic, 2.3-4.5 
x 3.1-5 mm, lateral lobes elliptic, 2.2-4.5 x 2.6-7 mm, lower lobe elliptic, 2-5 x 2.9-9 
mm. Stamens arising 8-10 mm above the corolla base; filaments white to purple, bent 
twice, or almost straight, sometimes swollen in the middle, glabrous, 3.3-4.6 mm 
