usnea identification key

Key to the Usnea species in Europe: Identification key of 31 species, maximum length – 37 steps. ... those that are not, or little modiﬁed by these factors, is the key element for a successful study. The collected Usnea lichens were found to be spread between ... Key Words: Usnea, lichen, Forest, Karnataka, corticolous. Apothecia abundant; without any isidia or soralia. ex Adans. Description & Identification. The beeta version of this key was uploaded just a few days before the IAL6 meeting in Asilomar, in July 2008. Usnea longissima. The key was briefly introduced during the meeting and everyone interested was asked to test the practical identification of Usnea species using this tool. (1998), Halonen (2000), and Tavares (1997); also see other references. This Key to European Usnea Species may be very helpful to you. Where to find beard lichens. h��UmO�0�+��i*~��H�R�V@K5&!>d��FK�*�$��}6�(��2Y�]��{��'�("(c(�O�hb�@��(KPF��Rie�hF�M!Fe��ك9�Ma��s��ǣ�6�6�0�ڬ*\$P��7m3͵��7�#�߷;�oЏ�Zk�� cD�ÓǕޤ�� When well-developed this is one of the most conspicuous and beautiful of all lichens. select one of the choices. PLANTS Identification Keys: Plant Materials Web Site: Plant Materials Publications: USDA Plant Hardiness Map : You are here: Home / Plant Profile General; Classification; Subordinate Taxa; Related Links; Usnea Dill. The most widespread species occurring on twigs and branches is called Usnea subfloridana, and this has been recolonising woods and trees in the London and Midlands areas.But other species are typically found in different parts of the UK. The genus is in the family … Adans. 82 0 obj <> endobj ��E ��4o Click on image for larger version. By now some feedback has been received and many changes/corrections carried out. endstream endobj 83 0 obj <> endobj 84 0 obj <> endobj 85 0 obj <>stream Apothecia absent or a few, if present; isidia and/or soralia often occur. 90 0 obj <>/Filter/FlateDecode/ID[<1B4ED4DE327C19720ADDDFDA9A6A21D9><311B39981CCFD84E8368BB1743ABEC54>]/Index[82 18]/Info 81 0 R/Length 59/Prev 410634/Root 83 0 R/Size 100/Type/XRef/W[1 2 1]>>stream }{��7l��w�M��t��vYT�t�J[�)�r:��F�F/�ڣ�з�u��4-��i��a��5��fV�s|[փz]>��vmNE�8{��5��-8��ݸ�&�/��{�ц��6C��:� m�H��}��)��S�T�+�W@v'3��i)��*� � Key to the Usnea species in Europe: Identification key of 31 species, maximum length – 37 steps. "-Margaret Mead "The only thing worse than being blind, is having sight but no vision. 6``� Usnea pacificana > Click on Characteristic name for explanation. Key Characteristics: This is a fruticose lichen with numerous perpendicular branchlets. At the speciﬁc level, however, this is quite another matter and ... Usnea where 52% of the species described so far in the world are asexual (Bowler & Rundel 1975). Usnea Usnea australis Scientific classification Kingdom: Fungi Division: Ascomycota Class: Lecanoromycetes Order: Lecanorales Family: Parmeliaceae Genus: Usnea Dill. Usnea strigosa Habitat: In NATL, this species is found on fallen branches in mesic and hydric habitats; it is abundant along the SEEP Trail. Usnea: an herb used in Western and Chinese medicine. h�b```f``Rb`b``�cb@ !�3�f�� ;��2�X�`#��Aq�[U��Q'��,�Y��T��vruE�>�+��`�h��"��@h3�� l@�vS?��#��/ied:�e`��g�. Fact Sheet for Usnea longissima 6 Attachment 1 - Key to Identification of the Species Usnea in the Pacific Northwest (McCune 2005) By Bruce McCune, March 22, 2005 The species concepts in the key below were revised based primarily on Halonen et al. to identify. h�bbd``b`:$�C�`)��'/�H��@U�AJ �k~ X�� In lichenized ascomycetes, such a distinction is not easy "-Helen Keller Species See text Usnea is a genus of mostly pale grayish-green fruticose lichens that grow like leafless mini-shrubs or tassels anchored on bark or twigs. Common Macrolichens of the PNW Home Species List Identification Key Characteristics Color Chart Project Page About < Usnea lapponica. Therefore, the key was deliberately built up on the easiest characters or combinations of characters where possible, although such simplification can cause misidentifications in the case of specimens with untypical character states, which are not rare in this genus. Our aim was to compile a practical key for identification of Usnea species in Europe. "Never doubt that a small group of thoughtful, committed citizens can change the world; indeed, it's the only thing that ever has. A key for identification of 16 taxa recorded in the three Baltic countries is provided and diagnostic morphological and chemical characters used in the key are discussed. endstream endobj 86 0 obj <>stream ��z�kcS|R�.t9_D !�T�R�q�GU1_#.|��a�pףE=.�B�OAdr�WGŲ�� 粨�u5C�y��{X-+͐J}s�pU,5�/�/? select one of the choices. The same key is provided in three different forms: (a) h޼X�r�}�W�)EeD�r?��K:�IwŚ��8 IHsQ�ح��|q��H�2��R]n��{~�x�ٮ�z��q��Ǟ/��Y��*d��g�+��}��>p|x�r��}��]��?��f��p8x8U��Y��q�o��|�E��O"�~G�m��˲�؟e��/�I�(�5��}ߪB��ٲ��M��X��o��bx��U"X�^,�*�R�%|�JX��l틹��>'�f�w�VU��:��_|NBl��@�U��~q~n+�py�ȅ�=�v�mu��`|��gW%`r< �'�o��wjo�ao�d��ċg7�6��.��k��4s�o]i\�N?�V��5�i��. The apothecia are green flattened … current step: 1; previous step: - start again other keys: Species in the key 0 It forms rounded, upright, yellow-green shrub-like colonies on the twigs and smaller branches of trees and shrubs and occasionally on the timber of fences and gates. Apothecia absent or a few, if present; isidia and/or soralia often occur. Introductory Key Type species Usnea florida F.H.Wigg. Q�x��=Я^@��9�� >��A>��L�] �6'��'��p�{��RǞ�ǔ�z�)��H�4��X��G»��0��Hx�� P�ٓ��"�JB~��{�Ly{��m9�O�Ӱ_� ng��mƹ㶽�xj/tB�=ȝm��ֵ�ݓ�=�� ^�a�O��q"݅�[@c :��ś%w[�]JH��#�/��e$��+�� Lichens are biologically distinct entities composed ... identification of collected lichens is done by using standard manual (Awasthi 2000; Awasthi 1986). %%EOF Apothecia abundant; without any isidia or soralia. Beard lichens can be found throughout the UK and Ireland, especially in areas with clean air. f��,>%��_i'b�w�Q(i�S��d ��7��C$c��I��@G��J�� Ԗ�Կ P\�� %PDF-1.5 %�� 99 0 obj <>stream by Subhuti Dharmananda, Ph.D., Director, Institute for Traditional Medicine, Portland, Oregon. endstream endobj startxref Usnea (Chinese: songluo) is a common sight for anyone who walks in the woods. ex. Overview PNW Range: �