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Marasmius (Basidiomycota) in Universiti Kebangsaan Malaysia

Johari Jalinas

School of Environmental and Natural Resource Sciences,

Faculty of Science and Technology,

43650, UKM Bangi, Selangor Darul Ehsan.

E-mail:johari_j@ukm.my

M. laticlavatus

Photo by: Johari Jalinas

MycoBank: MB511933

Pileus 15-19(-33) mm diam., convex to plano-convex or plano-infundibuliform with a

wrinkled umbo, dull, glabrous, sulcate to plicate, disc brown, margin yellowish grey to

greyish cream. Contextgreyish yellow, thin.Lamellae adnexed to adnate, distant (10-13) with

1-2 series of lamellulae, broad (2-6 mm), buff to cream or white, non-marginate,

nonintervenose. Stipe 30-80 1-2 mm, central, cylindrical with a narrow subbulbous atbase, hollow, glabrous, apex yellowish grey to buff, base brownish orange to reddish brown.

Odorand taste not distinctive.

mailto:johari_j@ukm.mymailto:johari_j@ukm.mymailto:johari_j@ukm.mymailto:johari_j@ukm.my

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M.pseudopurpureostriatus

Photo by: Johari Jalinas

Pileus 14-38 mm broad, convex to depressed, dull, glabrous, plicate, disc and plicae dark

purple (14F5) to dark magenta (13F7), striped with pale yellow (3A3) to greyish yellow (4B4)

ridges. Contextgreyish yellow (4B4), thin. Lamellae adnexed, distant (9-11) with 0-1 series

of lamellulae, narrow, greyish yellow (4B4), non-marginate, nonintervenose. Stipe 62-80 1.5-3 mm, central, cylindrical to tapering upwards, hollow, glabrous, non-insititious, apex

greyish magenta (14E5), base brown (7E7). Odorand taste not distinctiv

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Marasmius araneocephalus

Photo by: Johari Jalinas

Marasmius araneocephalus has the following diagnostic features: a venosereticulate,greyish

brown pileus with dark purplish brown disc; subdistant (10-12), strongly intervenose toreticulate lamellae; a light brown stipe covered with dark purple hairs; small basidiospores

with mean 6.63.9 m; and scattered spider-like broom cells on the pileus surface withsetulae 30-70 m long. Many micromorphological features ofM. araneocephalus are similar

to those ofM.

Marasmius araneocephalusPhoto by: Johari Jalinas

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