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■498

LECIDEA Ach.

1. L panaeola var. elegans Th. Fr., Lich. Arct. p. 207.

S. Gr. : Tunugdliarfik, Ikerasarsuak.

V. Gr. : Kobbefjord, Sukkerloppen, Sarfanguak, Upernivik.

2. L. contigua (Hoffm.), Lich. Arct. p. 208.

Paa Klipper ligesom de følgende saakaldte Arter.

V. Gr.: Holstensborg, Tiningnerlok, Arsuk.

Obs. 1. Var. albocoerulescens frequens, sed vix typus, quare nomen ab
autoribus vario sensu adhibetur. Var. flavocoerulescens (flavicunda Nyl. Scand.
p. 224) Th Fr. Scand. p. 509, ad sinum Ikertok (V. Gr.) inventa, est forma
insignior, thallo albido maculis ferruginosis, apotheciis plerumque pruinosis,
sporis 12—18 mik.

Obs. 2. Multis speciminibus specierum sequentium vulgarium notharum
microscopice et reagentiis solitis examinatis, convictus sum limites inter eas
nondum esse inventos, et hane turbam verisimiliter multu plures species
esse generaturam si via inchoata continuatur. Rudis enim analysis chemica
est, quae modo qùalitatem investigat neque quantitatem, ita ut sibi constanter
specierum novarum multitudo condi posset secundum centesimas amyli,
acidi chrysophanici etc. Laude dignum quidem est materiem lichenum
chemice examinare, sed species plantarum contento chemico paulatim et
passim variante fundare sane novum sed non fidum, quod iteruni iterumque
testatur horum experimentorum peritissimus Lindsav. Hes aliter se haberet,
si differentiae chemicae constantes dilferentiis structurae conjunctae essent
sicut in seriebus algarum, sed nudae et vacillantes solum dent notam
auxi-liarem fere ut substrata et loca natalia, dum gradatim transeuntes et sine
dilferentiis morphologicis vet anatomicis nunquam valuerunt ad species
constituendas. Quia catalogus non locus est expurgationis necessariae, nihilo
minus conabiinur species receptas enumerare etiam ratione habita reactionum
chemicarum.

3. L. confliiens Ach., Lich. Arct. p. 208.

S. Gr.: Amilsuarsuk, «Grønland».

V.Gr.: Kobbefjord, Holstensborg.

4. L. rhaetica var. hyperborea Nyl. Flora 1862 p. 82, L.
amylacea Vahl in sched.

5. Gr. : Igaliko.

5. L. spilota Fr., Lich. Arct. p. 210 = L. tessellata Nyl.
Scand. p. 227 = L. cyanea Th. Fr. Scand. p. 489.

Hist og her i hele Landet.

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