Ixora coccinea SA by 1lBVcR

VIEWS: 33 PAGES: 2

									       Australian/New Zealand Weed Risk Assessment adapted for Hawai‘i. Research
       directed by C. Daehler (UH Botany) with funding from the Kaulunani Urban
       Forestry Program and US Forest Service




       Ixora coccinea L. (Ixora, flame of the woods, jungle flame, or jungle geranium)     Answer Notes
                                                                                                    (1)severa
1.01   Is the species highly domesticated?                                   y=-3, n=0        n     l dwarf
                                                                                                    (1)Jungle-
1.02   Has the species become naturalized where grown?                       y=-1, n=-1             geranium
                                                                                                    No
1.03   Does the species have weedy races?                                    y=-1, n=-1       n     evidence
                                                                                                    Origin:
2.01   Species suited to tropical or subtropical climate(s) (0-low; 1-intermediate; 2-high) – If island is primarily wet habitat,
                                                                             See Append 2 2         India, Sri
                                                                                                    (1)Jungle-
2.02   Quality of climate match data (0-low; 1-intermediate; 2-high)                          2 2 geranium
                                                                                    see appendix    (1)Zones
2.03   Broad climate suitability (environmental versatility)                 y=1, n=0         n     : 10 - 11
                                                                                                    Origin:
2.04   Native or naturalized in regions with tropical or subtropical climatesy=1, n=0         y     India, Sri
                                                                                                    (1)Jungle-
2.05                                                                           its natural
       Does the species have a history of repeated introductions outside?=-1, n=0 range? y=-2 y     geranium
                                                                                                    (1)Jungle-
3.01   Naturalized beyond native range          y = 1*multiplier (see Append 2), n= question 2.05 Nogeranium
3.02   Garden/amenity/disturbance weed                          y = 1*multiplier (see Append n
                                                                             n=0              2)    evidence
                                                                                                    No
3.03   Agricultural/forestry/horticultural weed                  y = 2*multiplier (see Appendn
                                                                             n=0              2) No evidence
3.04   Environmental weed                                        y = 2*multiplier (see Appendn2) No
                                                                             n=0                    evidence
3.05   Congeneric weed                                                                        n
                                                                 y = 1*multiplier (see Append 2) evidence
                                                                             n=0
                                                                                                     No
4.01   Produces spines, thorns or burrs                                      y=1, n=0          n     evidence
                                                                                                     No
4.02   Allelopathic                                                          y=1, n=0          n     evidence
                                                                                                     No
4.03   Parasitic                                                             y=1, n=0          n     Don’t
                                                                                                     evidence
4.04   Unpalatable to grazing animals                                        y=1, n=-1               know
                                                                                                     No
4.05   Toxic to animals                                                      y=1, n=0          n     evidence
                                                                                                     (1)Pests
4.06   Host for recognized pests and pathogens                               y=1, n=0          y     or the
                                                                                                     In
4.07   Causes allergies or is otherwise toxic to humans                      y=1, n=0          n     traditiona
                                                                                                     evergree
4.08   Creates a fire hazard in natural ecosystems                           y=1, n=0          n     n plant,
                                                                                                     (1)Light
4.09   Is a shade tolerant plant at some stage of its life cycle             y=1, n=0          y     Require
                                                                                                     (1)Soil
 4.1   Tolerates a wide range of soil conditions (or limestone conditions y=1, n=0             y     Require
                                                                             if not a volcanic island)
                                                                                                     No
4.11   Climbing or smothering growth habit                                   y=1, n=0          n     evidence
                                                                                                     No
4.12   Forms dense thickets                                                  y=1, n=0          n     evidence
                                                                                                     Bushy
5.01   Aquatic                                                               y=5, n=0          n     shrub
                                                                                                     Rubiacea
5.02   Grass                                                                 y=1, n=0          n     e
                                                                                                     Rubiacea
5.03   Nitrogen fixing woody plant                                           y=1, n=0          n     e
                                                                                                     Rubiacea
5.04                                                                          corms, or
       Geophyte (herbaceous with underground storage organs -- bulbs,y=1, n=0 tubers)          n     e
                                                                                                     No
6.01   Evidence of substantial reproductive failure in native habitat        y=1, n=0          n     evidence
                                                                                                     Planted
6.02   Produces viable seed.                                                 y=1, n=-1         y     in
                                                                                                     The Ixora
6.03   Hybridizes naturally                                                  y=1, n=-1               hybrids,
                                                                                                     No
6.04   Self-compatible or apomictic                                          y=1, n=-1               evidence
                                                                                                     Attracts
6.05   Requires specialist pollinators                                       y=-1, n=0         n     butterflie
                                                                                                     Frequent
6.06   Reproduction by vegetative fragmentation                              y=1, n=-1         y     suckerin
                                                                                                     Suckers
6.07   Minimum generative time (years)                1 year = 1, 2 or 3 years = 0, 4+ years = -1 and
                                                                             See left                No
7.01                                                                         y=1, n=-1         n
       Propagules likely to be dispersed unintentionally (plants growing in heavily trafficked areas)evidence
                                                                                                     Uses:
7.02   Propagules dispersed intentionally by people                          y=1, n=-1         y     Flowerin
                                                                                                     no
7.03   Propagules likely to disperse as a produce contaminant                y=1, n=-1         n     products
                                                                                                     Jungle-
7.04   Propagules adapted to wind dispersal                                  y=1, n=-1         n     geranium
                                                                                                     No
7.05   Propagules water dispersed                                            y=1, n=-1         n     evidence
                                                                                                     The fruits
7.06   Propagules bird dispersed                                             y=1, n=-1         y     are
                                                                                                     No
7.07   Propagules dispersed by other animals (externally)                    y=1, n=-1         n     evidence
                                                                                                     The fruits
7.08   Propagules survive passage through the gut                            y=1, n=-1         y     are
                                                                                                      'The
8.01   Prolific seed production (>1000/m2)                                   y=1, n=-1         n     fruits
                                                                                                     No are
8.02   Evidence that a persistent propagule bank is formed (>1 yr)           y=1, n=-1               evidence
                                                                                                     No
8.03   Well controlled by herbicides                                         y=-1, n=1               evidence
                                                                                                     Maintena
8.04   Tolerates, or benefits from, mutilation, cultivation, or fire         y=1, n=-1         y     nce of
                                                                                                     PLANT
8.05   Effective natural enemies present locally (e.g. introduced biocontrol agents)
                                                                             y=-1, n=1               PROBLE
       Total score:                                                                            4
Source
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(1)http://66.102
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