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Lloyd Mycological Writings V4.pdf - MykoWeb

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AURANTIACUS. CONTEXT LATERICEOUS.<br />

SECTION 66. CONTEXT ORANGE RUFOUS. SPORES COLORED.<br />

FOMES JUNIPERINUS. Pileus ungulate, or narrowly ungulate,<br />

with a black, rimose, rough surface. Context hard, woody,<br />

orange rufous. Pores medium 2-3 to mm., at first round, at length<br />

often elongated by tearing of the walls, at first ochraceous, the tissue<br />

of the old layers gradually assume the red color of the context. Setae,<br />

none. Spores abundant, globose, 4-5 mic., pale colored.<br />

This is a rare plant, growing, as far as known, only on species of<br />

Juniperinus, hence well named. In the United States it has been<br />

collected scantily in Kentucky and Tennessee (cfr. Myc. Notes, p.<br />

522), but in recent years more abundantly in the Southwest (Texas,<br />

New Mexico, and Arizona), and always on juniper. In Europe it is<br />

known from a single specimen collected in Russia on juniper seventy<br />

years ago, and preserved at Paris. I am told it has also been collected<br />

in Africa, and a recent specimen sent to Kew.<br />

SPECIMENS. I have a fine specimen from Arizona. W. H. Long.<br />

Compare Demidoffi, Earlei.<br />

FOMES TRICOLOR. Pileus large, applanate, with black,<br />

rimose crust. Context latericeous red, hard, woody. Pores minute,<br />

concolorous, paler when young, hard, woody. Pore mouths brownish.<br />

Setae, none. Spores colored, 5-5^x6-6^2, smooth, abundant.<br />

This species is known from a few collections in Philippines.<br />

There is a cotype at Kew. It seems to be badly named. The spores<br />

were described as "hyaline with brown walls" (sic.)<br />

FOMES LATERITI US .Pileus thick, ungulate, seemingly with<br />

a thick, brown crust. Context hard, woody, latericeous red. Pores<br />

minute, concolorous, hard. Pores small, concolorous. Spores globose,<br />

5-6 mic., colored, smooth.<br />

While the "description" reads much like the preceding, they are<br />

quite different plants. Fomes lateritius is known from two specimens<br />

at Kew, one from Brazil, the other from Demarara.<br />

4TH GENERAL DIVISION, BICOLORIS.<br />

SECTION 67.<br />

This section with bicolored tissue, the pores a dark brown, the flesh a light<br />

buff, is a unique section, embracing but two known species, which are perhaps the<br />

same. The spores of one are large, globose, brown. The section is related to the<br />

section Amaurodermus in the stipitate series.<br />

FOMES M I RABILIS. Pileus applanate (10 x 18 x 3 cm.) with<br />

a hard, regular, brown crust. Context 1-1> cm. thick, pale buff<br />

when dry, more yellow when moist, hard, ligneous. Pores Verona<br />

brown, contrasting with the pale context, iy to 2 cm. long, minute,<br />

232

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