Pteridium aquilinum (L.) Kuhn var. pubescens Underw.

Bracken Fern
Dennstaedtiaceae

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Protologue: Global Fl. 4: 18 (2018)
Pronunciation: Pte-rí-di-um a-qui-lì-num var. pu-bés-cens
Etymology: diminutive of Pteris, a fern genus + aquila, eagle + suffix ium, characteristic of, hence indicating a connection or resemblance
+ pubescent, with soft, scattered trichomes

Note: Treated in POWO.org as the species Pteridium pubescens (Underw.) Christenh., Global Fl. 4: 7 (2018)

Jepson eFlora Treatment

SD County Synoptic Voucher

Distribution:
 
Left: S.D. County Plant Atlas (http://sdplantatlas.org). Right: CCH2. Click to see current herbarium records.  

Pteridium aquilinum var. pubescens --- Western Braken --- Dennstaedtiaceae
Typically forms a very large, clonal colony.


Pteridium aquilinum var. pubescens --- Western Braken --- Dennstaedtiaceae
Leaves are tripinnatifid.

Cal Photos images

Google images