Observation 64685: Peltigera Willd.

When: 2011-02-05

Collection location: Parque de Monsanto, Lisboa, Portugal [Click for map]

Who: zaca

No specimen available

Notes:
There are some similar species in Peltigera. According to Alan Silverside the following characteristics are shared by P. canina and P. membranacea: Upper surface of fresh – to brown-grey, ash-grey when dry, bullate (with convex wrinkles), felted-tomentose, lacking isidia; lower surface white-tomentose with veins and with irregular, fluffy, confluently-based rhizines – in the case of P. canina – or with unbranched rhizines with fine, spreading, “bottle-brush” hyphal terminations – in the case of P. membranacea. In general, the dimension of lobes is greater in the second of these species.

Images

Wet

Proposed Names

31% (3)
Based on chemical features: All (K, C, KC)chemical reactions negative
56% (1)
Recognized by sight: see comment under observation 80959

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= Observer’s choice
= Current consensus

Comments

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Thanks, Jason.
By: zaca
2011-03-27 06:17:07 PDT (-0700)
Excellent observation!
By: Jason Hollinger (jason)
2011-03-25 18:05:04 PDT (-0700)

Thank you for showing such a clear photo of the veins on the underside.

Created: 2011-03-25 15:35:24 PDT (-0700)
Last modified: 2013-09-22 01:32:46 PDT (-0700)
Viewed: 66 times, last viewed: 2019-02-11 11:55:11 PST (-0800)
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