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Tsuga Carr.

Hemlocks
Tsuga, Biota of North America Program (query database) [BONAP]
Tsuga, Den Virtuella Floran [DVF]

Foodplants for Urocerus albicornis, U. californicus, Xeris spectrum townesi

Tsuga canadensis (L.) Carr.

from (Nova Scotia - E.Minnesota) - to (Maryland, Illinois) - Appalachians (Alabama, NA.Goergia). See [About maps] Eastern Hemlock
Tsuga canadensis ; [IBT, 69]

Foodplant for Tolype laricis

Tsuga heterophylla (Raf.) Sarg.

Western Hemlock Pacific Hemlock Lowland Hemlock
Tsuga heterophylla ; [FPN, 63]

1200x840 (~163Kb) USA: Johnson Ridge (~ 47.796°N 121.257°W), Snohomish Co., WA, 11.8.2006, Photo © Markku Savela

1200x866 (~167Kb) USA: Johnson Ridge (~ 47.796°N 121.257°W), Snohomish Co., WA, 11.8.2006, Photo © Markku Savela

Foodplant for Dasychira grisefacta grisefacta, Neophasia menapia, Orgyia antiqua badia, Promylea lunigerella, Syngrapha celsa, S. rectangula, Tolype dayi, T. laricis

Tsuga mertensiana (Bong.) Carr.

Black Hemlock Mountain Hemlock
Tsuga mertensiana ; [FPN, 64]

1000x1295 (~248Kb) USA: Johnson Ridge (47.791°N 121.241°W), Snohomish Co., WA, 11.8.2006, Photo © Markku Savela	1200x904 (~259Kb) USA: Johnson Ridge (47.791°N 121.241°W), Snohomish Co., WA, 11.8.2006, Photo © Markku Savela	1200x885 (~166Kb) USA: Johnson Ridge (47.791°N 121.241°W), Snohomish Co., WA, 11.8.2006, Photo © Markku Savela
1000x1288 (~212Kb) USA: Johnson Ridge (47.791°N 121.241°W), Snohomish Co., WA, 11.8.2006, Photo © Markku Savela

8.1.2003 (4)

References:

[About maps]

Warning! The maps are automaticly generated from the textual information, and the process does not always produce acceptable result; See about maps for more info.

[BONAP]

A Synonymized Checklist of the Vascular Flora of the United States, Puerto Rico, and the Virgin Islands; A data base interface; BONAP U.S. Checklist - 1998; Provided by TAMU-BWG; Texas A & M Bioinformatics Working Group; Based on; Biota of North America Program

[DVF]

Den Virtuella floran; http://linnaeus.nrm.se/flora/welcome.html; Ett projekt vid Naturhistoriska riksmuseet (Stockholm, Sweden).; Even for non-Swedish speaker, the distribution maps on species are nice (map buttons "Norden" and "Norra halvklotet")

[FPN]

Hitchcock & Cronquist, 1998; Flora of the Pacific Northwest (11th ed.); ISBN 0-295-95273-3

[IBT]

Grimm, 1983; The Illustrated Book of Trees

If you have corrections, comments or information to add into these pages, just send mail to Markku Savela
Keep in mind that the taxononic information is copied from various sources, and may include many inaccuracies. Expert help is welcome.