Observation 102899: Cliostomum griffithii (Sm.) Coppins
When: 2011-09-28
34.0386° -118.7462° 39m
Herbarium specimen reported
0 Sequences

Notes:
HABITAT recently burned open live oak forest near mouth of creek by ocean; SUBSTRATE smooth bark on young Quercus agrifolia sapling; ASPECT partly shaded; NOTES thin scurfy greenish crust, K+y KC+y C+y slow UV- to UV+ greenish under thallus, apothecia adnate flexuous thin disks, rims smooth narrow persistent white and shiny without algae, disk pale pinkish, epihymenium opaque and very thin, hymenium hyaline to 40-50 µm, hypothecium purely colorless, exciple hyaline formed of radiating hyphae, all POL-, algae under apothecium, ascus with relatively I- walls and thick square solid I+ blue thollus; SPORES 8 per ascus, oblong to fusiform, hyaline, smooth, all 1-septate, some bent, some constricted some swollen at septum, 10-14(-16)x(3.5-)4-4.5 µm.

Images

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20110928-288.jpg
Thallus, at 10x, stacked.
242435
20110928-289.jpg
Mottled dark apothecia, at 30x, stacked.
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20110928-290.jpg
Pale apothecia, at 30x, stacked.
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20110928-118.jpg
Apothecial section, in water, at 100×.
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20110928-119.jpg
Apothecial section, in water, at 100x, cross-polarized.

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Created: 2012-07-26 00:50:45 PDT (-0700)
Last modified: 2012-07-26 00:50:48 PDT (-0700)
Viewed: 11 times, last viewed: 2017-06-13 07:20:55 PDT (-0700)
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