Table 1.
Soil physicochemical characteristics from rhizosphere of Cyperaceae species collection sites in the Punjab.
| Habitat | Har | Khu | Jha | PA | KK | Sah |
|---|---|---|---|---|---|---|
| pH | 9.2 | 7.3 | 7.4 | 8.5 | 7.8 | 8.3 |
| ECe (dS m−1) | 3.4 | 14.2 | 16.8 | 32.7 | 37.3 | 46.3 |
| SP | 33.7 | 38.4 | 35.2 | 32.3 | 36.8 | 32.3 |
| Na+ (mg g−1 d.wt.) | 177.4 | 3210.5 | 2844.6 | 3733.7 | 4023.7 | 5759.1 |
| K+ (mg g−1 d.wt.) | 58.7 | 255.8 | 249.3 | 345.2 | 173.6 | 371.6 |
| Ca2+ (mg g−1 d.wt.) | 108.7 | 155.3 | 277.6 | 68.9 | 133.7 | 366.9 |
| Cl- (mg g−1 d.wt.) | 433.2 | 1390.1 | 1611.8 | 1922.4 | 2029.8 | 2528.1 |
| Annual rainfall (mm) | 191 | 395 | 450 | 310 | 485 | 375 |
| Elevation (m a.s.l.) | 178 | 174 | 950 | 172.6 | 734.2 | 190.4 |
| Coordinates | 29° 60′ 81″ N 73° 14′ 68″ E | 32° 17′ 55″ N 72° 21′ 3″ E |
33° 38′ 17″ N 72° 20′ 38″ E | 31° 15′ 63″ N 71° 50′ 19″ E |
32° 46′14″ N 72° 42′ 32″ E |
31° 39′ 47″ N 73° 13′ 31″ E |
| Habitat description | Situated on edge of Cholistan desert, sandy soil with drought tolerant vegetation, hot climate | Dry barren hills with sandy soil, very sparse vegetation mostly salt-tolerant | Salt-water lake situated in mountains, dominated by sedges and salt-tolerant grasses, cooler climate | Hyper-saline wetland, reclaimed by Leptochloa fusca. | Hyper-saline lake surrounded by hills, dominated by halophytes, cooler climate | Situated near Faisalabad, highly saline waterlogged area dominated with salt-tolerant and halophytic species |