Table 1.

Floral characters of Roscoea purpurea. Mean (±SE) of floral characters of R. purpurea and tongue length of Philoliche longirostris at Daman and Mudhe (independent sample t‐test, N = 20). Bold P values represent significant difference at P < 0.001

Floral characters	Daman	Mudhe	t‐test	P value
No. of flowers/inflorescence (n)	9.60 ± 0.78	8.40 ± 0.63	1.134	0.271
Floral longevity (days)	5.10 ± 0.18	4.95 ± 0.16	0.645	0.527
Length of corolla tube (mm)	89.55 ± 1.06	72.3 ± 1.16	10.243	0.000
Nectar distance from the entrance of corolla tube (mm)	33.90 ± 0.96	34.25 ± 1.00	−0.237	0.815
Tongue length of P. longirostris	58.8 ± 1.37	40.7 ± 0.69	11.87	0.000
Nectar level from top of ovary (mm)	55.65 ± 1.55	54.25 ± 1.54	0.656	0.519
Anther's length	8.20 ± 0.19	8.35 ± 0.20	−0.616	0.545
Length of ovary	17.85 ± 0.60	17.70 ± 0.50	0.196	0.847
No. of pollen grains/flower	20668.50 ± 1545.58	7372.00 ± 647.18	6.943	0.000
No. of ovules/flower	45.95 ± 2.12	43.35 ± 1.077	1.264	0.222
Pollen–Ovule ratio (P:O)	476.18 ± 47.03	172.06 ± 15.62	5.563	0.000