The genus Trichophorum of Renfrew County:
A comparative study

By Grant A. Bickel, 2020

Trichophorum alpinum (L.) Persoon, Alpine clubrush

Trichophorum alpinum is sparse in Renfrew County found in bogs and fens.

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Inflorescence with achenes, perianth bristles and scales of Trichophorum alpinum

Figure 1. Inflorescence with achenes, perianth bristles and scales.
Trichophorum alpinum in nature

Figure 2. Inflorescences.
Inflorescences of Trichophorum alpinum

Figure 3. Inflorescences in fen with Bog Buckbean.
An occurrence map of Trichophorum alpinum in Renfrew County

Figure 4. Occurence map for Renfrew County and surrounding area.
Verified records for specimens from Renfrew County
Accession # Collector Date
CAN 526919 A. Vogg 1985-July-14
CAN 526906 A. Vogg 1985-June-15
CAN 496913 A. Vogg 1982-July-17
CAN 466130 A. Vogg & E. Ridgen 1982-June-19
CAN 435446 J. Reddoch 1979-June-03
CAN 570249 M.I. Moore, L.&L. Caissie 1976-June-21
DAO 656529 D.F. Brunton & P.D. Pratt 1972-June-23
CAN 570250 M.I. Moore 1972-June-01
CAN 570247 T.C. Brayshaw 1962-June-08
DAO 618391 J.M. Gillett 1961-July-25