Dirina hassei Zahlbr.

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Kryplogamae exsiccatae.	-t anicA-
I	QARP0>^
653. Dirinà. Hassei.	I -»'¿-»««??e* 1
A. Zahlbr. in Bull. Torrey Bot. Club, XXVII (1900), p. 644. 1 W47i?
California: ad corticem ramulorum Rhoidis laurinae ad ora maris in montibus
j Santa Monica	leg. H. E. Hasse.
Thallus epiphloeodes, eifusus, continuus, substratum late obtegens, tenuis, rugu-
loso-rimosus, areolas parvas formans, lutescenti-albidus, opacus, KHO leviter flavescens,
KHO et KHO + CaCl non mutatus, in nriargine linea obscuriore non cinctus. Apothecia
parva (o*3—07 mm lata) rotonda vel subrotunda, copiosa, dispersa, sessilia primum
plana et dense caesio-pruinosa, demum parum convexa, minus pruinosa vel nigricantia,
margine thallino integro, albido, persistente cincta; hypothecium fusco-nigrum, sat cras- I
sum; hymenium J vinose rubens; asci subcylindrico-saccati vel saccati et subcuneati, w
8-spori, 47—54n longi et 8—9^ lati; paraphyses filiformes, apice subclavatim in-
crassatae et fuscae; sporae leviter curvulae, fusiformes, apicibus obtusis, hyalinae,
3-septatae, 15—20 longae et 3—4 ¡à lata e, loculis cylindricis, episporio tenui. Con-
ceptacula pycnoconidiorum minuta, thallo immersa et solum vertice nigro nitidoque
prominentia; sterigmata versus basim ramosa, brevia; pycnoconidia minuta, oblonga,
apice obtusa, leviter curvula, 3— longa et o*6—o*8|U lata.
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