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The Bolete Filter Triage (A Synoptic Key) for North American Boletes

Suillus ampliporus (“Hollow Stalked Larch Bolete”)

Dense hairs on brown cap make a velvety texture. Stem is hollow in the bottom half, yellow on the oft-netted upper part, & often has a ring. Pores are often huge & elongated.

SKU: Suillus cavipes Categories: 1. Found in Connecticut, 1. Found in the Pacific Northwest, 3. Found in Michigan, 5. Found in Ontario, 6. Found in Quebec, CAP COLOR FILTERS, CAP FLESH COLOR FILTERS, Cap Flesh Does Not Stain with 30 seconds, Cap Flesh is Yellow, CAP FLESH STAINING FILTERS, CAP SIZE FILTERS, CAP TASTE FILTERS, CAP TEXTURE FILTERS, Cap Texture is: 5- Spiky or Scaly, Coniferous ("Needle-y") Trees, Edibility: 4- Good, FILTER SET #1: REGION, FILTER SET #2: CAP FEATURES, FILTER SET #3: PORE FEATURES, FILTER SET #4: STEM FEATURES, FILTER SET #5: CAP FLESH (CONTEXT) FEATURES, FILTER SET #6: SPORE PRINT, FILTER SET #7: HABITAT FILTERS, FILTER SET #8: EDIBILITY, My Mushroom is Mature & Its Pores are Huge, My Mushroom's Cap is >.1" Across, My Mushroom's Cap is >4” Across, PORE COLOR FILTERS, PORE SIZE FILTERS, PORE STAINING FILTERS, Pores Do Not Stain within 30 seconds, Primary Cap Color is: 2- Yellow to Orange, Primary Cap Color is: 4- Some Shade of Brown, Primary Pore Color is: 2 - Yellow to Gold, Primary Pore Color is: 4 - Some Shade of Brown, Primary Stem Color is: 2- Yellow to Orange, Primary Stem Color is: 4- Some Shade of Brown, Spore Print is 4- Plain Old Brown, STEM COLOR FILTERS, STEM DECORATION/ TEXTURE FILTERS, STEM SIZE FILTERS, Stem: 1- Has No Significant Ornaments, Stem: 3- Has a Ring (Annulus), Stem: 5- Is Netted (Reticulated), ZONE 1- the NORTHEAST, ZONE 2- the MIDWEST, ZONE 3- the FAR WEST

Description
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Description

Name in North American Boletes: Suillus cavipes

Genus: Suillus

Species: ampliporus

Species 2: cavipes

Common Name: “Hollow Stalked Larch Bolete”

Common Name 2: “Hollow Stalked Tamarack Jack”

Tells: Dense hairs on brown cap make a velvety texture. Stem is hollow in the bottom half, yellow on the oft-netted upper part, & often has a ring. Pores are often huge & elongated.

Other Information: Likes larch, & often found in wet or even boggy soil.

Science Notes: Most books will refer to this as Suillus cavipes, but that is a European name and DNA testing has shown that North America’s version is a different species.

Edibility: Good.

CHEMICAL TESTS:

NH4OH (Ammonia): Cap skin turns red.
KOH: Cap skin turns black.
FeSO4 (Iron Salts): Cap skin has no reaction.

Links:

National Audubon Society Field guide to Mushrooms, Gary Lincoff

583

Mushrooms of West Virginia and the Central Appalachians

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North American Boletes

233

(cavipes)

BENA

326

(cavipes)

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