Tabernanthe iboga

Bitter-grass · Apocynaceae

Summary of the structured data documented in ClimaFlora for this taxon.

ApocynaceaeShrub

Ji-Elle · CC BY-SA 4.0 · wikimedia_commons · source

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Identity and native distribution

Family

Apocynaceae

Life form

Shrub

Documented native regions

Africa

Human foodMedicinal useSocial uses

Variable	Observed range	Central range
Annual mean temperature	18.93 – 27.01	19.53 – 26.23
Temperature of the warmest month	28.43 – 37.27	28.77 – 36.07
Temperature of the coldest month	9.43 – 22.05	9.97 – 21.39
Annual precipitation	976.72 – 3643.82	1126.12 – 2217.54
Precipitation seasonality	22.7 – 104.32	27.5 – 92.14

These values describe the documented climate envelope of the taxon. They are not, by themselves, a local recommendation.

Variable	Unit	Observed range	Central range
Cation exchange capacity (CEC)	cmol(+)/kg	5.3 – 19.2	6.92 – 15.32
Clay	%	12.41 – 46.04	15.5 – 41.9
Coarse fragments	%	0.7 – 20.59	1.48 – 15.8
Total nitrogen	g/kg	0.57 – 6.97	0.66 – 3.4
pH	—	4.4 – 6.7	4.7 – 6.1
Sand	%	33.96 – 82.79	39.15 – 80.17
Soil organic carbon	g/kg	9.03 – 45.2	10.47 – 35.38

These soil preferences should be compared with the site profile and the confidence of the local data.