Data sources

Each value Trefle shows for Ephedra torreyana, 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 recorded14 Not on the record4 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	S.Watson	No source recorded	Source not recorded
Bibliography	Proc. Amer. Acad. Arts 14: 299 (1879)	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	1879	No source recorded	Source not recorded
Descriptive
Observations	WC. U.S.A. to NE. Mexico	No source recorded	Source not recorded
Morphology
Average height	30 cm	30.48 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 92, 818	Differs from sources
Flower color	white	white · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Flower conspicuous	false	No source recorded	Source not recorded
Foliage color	green	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Foliage texture	coarse	coarse · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Fruit color	brown	brown · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Fruit conspicuous	false	No source recorded	Source not recorded
Growth form	Single Crown	No source recorded	Source not recorded
Growth habit	Shrub, Subshrub	No source recorded	Source not recorded
Growth rate	Slow	Slow · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Duration	perennial	perennial · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 92, 818	Sourced
Ecology
Ph maximum	pH 9.5	No source recorded	Source not recorded
Ph minimum	pH 6.5	No source recorded	Source not recorded
Cultivation
Minimum root depth	61 cm	61 cm · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 92, 432, 818	Sourced
Usda legacy
C n ratio	empty	25.2 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 412	Not on the record
Other
Human usage type	—	coppice_potential, fodder · TRY Plant Trait Database · Reported · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Salt tolerance	—	Medium · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Shade tolerance	—	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record

Ephedra torreyana S.Watson, 1879 35% complete

No common name

Data sources

Ephedra torreyana S.Watson, 1879 35% complete

No common name

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

Data sources