Data sources

Each value Trefle shows for Hyparrhenia hirta, with what every source says about it. When sources disagree, the strongest source is shown (how sources are ranked). Values imported before sources were recorded one by one are marked Source not recorded.

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Sourced7 Differs from sources1 Source not recorded17 Not on the record1 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	(L.) Stapf	No source recorded	Source not recorded
Bibliography	D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 9: 315 (1919)	No source recorded	Source not recorded
Phylum	Tracheophyta	No source recorded	Source not recorded
Rank	species	No source recorded	Source not recorded
Status	accepted	No source recorded	Source not recorded
Year	1919	No source recorded	Source not recorded
Descriptive
Common name	South african bluestem	No source recorded	Source not recorded
Observations	Africa, Medit. to Pakistan	No source recorded	Source not recorded
Morphology
Average height	55 cm	55.35 cm · TRY Plant Trait Database · Measured · 38 observations · 2026-10-09 TRY 7.0 datasets 60, 275, 289, 331, 474, 581, 654, 699, 881, 882	Differs from sources
Biological type	hemicryptophyte	hemicryptophyte · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 350, 882	Sourced
Flower color	green	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 882	Sourced
Fruit shape	caryopsis	caryopsis · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 350, 882	Sourced
Growth habit	Graminoid	No source recorded	Source not recorded
Maximum height	100 cm	100 cm · TRY Plant Trait Database · Measured · 8 observations · 2026-10-09 TRY 7.0 datasets 60, 275, 289, 331, 474, 581, 654, 699, 881, 882	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	apr, may, jun, jul, aug, sep, oct, nov	No source recorded	Source not recorded
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 10 observations · 2026-10-09 TRY 7.0 datasets 289, 818, 882	Sourced
Ecology
Atmospheric humidity	2 / 9 · dry air	No source recorded	Source not recorded
Light	9 / 9 · full sun	No source recorded	Source not recorded
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09 TRY 7.0 datasets 130, 444, 445	Sourced
Ph maximum	pH 8	No source recorded	Source not recorded
Ph minimum	pH 7.5	No source recorded	Source not recorded
Soil nutriments	3 / 9 · poor (oligotrophic)	No source recorded	Source not recorded
Soil salinity	0 / 9 · absent from saline soils	No source recorded	Source not recorded
Cultivation
Minimum root depth	14 cm	14 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 474, 818	Sourced
Usda legacy
C n ratio	empty	30.6 · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 881	Not on the record

Hyparrhenia hirta (L.) Stapf, 1919 41% complete

South african bluestem

.fa-secondary{opacity:.4} Data sources

Data sources