Frangula purshiana subsp. annonifolia (Greene) Sawyer & S.W.Edwards, 2007 18% complete

No common name

Sawyer JO, Edwards SW (2007) A NEW SUBSPECIES AND NEW COMBINATION IN FRANGULA PURSHIANA (RHAMNACEAE) FROM THE SIERRA NEVADA, PLUMAS COUNTY, CALIFORNIA. Madroño 54: 172-174. doi: 10.3120/0024-9637(2007)54[172:ansanc]2.0.co;2.


Data sources

Each value Trefle shows for Frangula purshiana subsp. annonifolia, 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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Sourced1 Source not recorded13 Sources: POWO / WCVP (Kew)
Field Shown What the sources say
Core
Author (Greene) Sawyer & S.W.Edwards Sourced
Bibliography Sawyer JO, Edwards SW (2007) A NEW SUBSPECIES AND NEW COMBINATION IN FRANGULA PURSHIANA (RHAMNACEAE) FROM THE SIERRA NEVADA, PLUMAS COUNTY, CALIFORNIA. Madroño 54: 172-174. doi: 10.3120/0024-9637(2007)54[172:ansanc]2.0.co;2. No source recorded
Source not recorded
Rank ssp No source recorded
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Status accepted No source recorded
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Year 2007 No source recorded
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Descriptive
Observations Oregon to California No source recorded
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Morphology
Foliage texture coarse No source recorded
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Fruit conspicuous true No source recorded
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Growth form Multiple Stem No source recorded
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Growth habit Shrub No source recorded
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Growth rate Slow No source recorded
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Vegetable false No source recorded
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Ecology
Ph maximum pH 7.9 No source recorded
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Ph minimum pH 5.9 No source recorded
Source not recorded