Research Article
Floristics and Diversity of Invasive Alien Plant Species in Humbo District, South Ethiopia
Table 2
Density and frequency of invasive alien plant species.
| Species name | Frequency | Relative frequency | No. of individuals | Relative density | No. of individual (ha) |
| Physalis peruviana | 1 | 1.01 | 50 | 0.12 | 66 | Crotalaria pallida | 2 | 2.02 | 75 | 0.18 | 99 | Corchorus aestuans | 3 | 3.03 | 75 | 0.18 | 99 | Tribulus terrestris | 2 | 2.02 | 150 | 0.36 | 197 | Cuscuta campestris | 2 | 2.02 | 225 | 0.55 | 296 | Solanum incanum | 5 | 5.05 | 449 | 1.09 | 591 | Urena lobata | 6 | 6.06 | 450 | 1.09 | 592 | Sida acuta | 4 | 4.04 | 525 | 1.27 | 691 | Xanthium spinosum | 5 | 5.05 | 575 | 1.39 | 757 | Senna occidentalis | 5 | 5.05 | 705 | 1.71 | 928 | Sphaeranthus indicus | 3 | 3.03 | 900 | 2.18 | 1184 | Acanthospermum hispidum | 4 | 4.04 | 1050 | 2.55 | 1382 | Triumfetta pentandra | 4 | 4.04 | 1575 | 3.82 | 2072 | Alternanthera pungens | 3 | 3.03 | 1650 | 4 | 2171 | Argemone ochroleuca | 5 | 5.05 | 1875 | 4.55 | 2467 | Ocimum forskolei | 15 | 15.15 | 4773 | 11.57 | 6280 | Xanthium strumarium | 10 | 10.1 | 5542 | 13.44 | 7292 | Richardia scabra | 8 | 8.08 | 9050 | 21.94 | 11908 | Parthenium hysterophorus | 9 | 9.09 | 11550 | 28 | 15197 |
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