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Corrugated-cap Milky

Fungi: Basidiomycota: Agaricomycetes: Russulales: Russulaceae: Lactarius corrugis Peck

Lactarius corrugis – Corrugated-cap Milky

Synonym: Lactifluus corrugis.

Common name: Corrugated-cap Milky.

Extract from Wikipedia article: Lactifluus corrugis (formerly Lactarius corrugis), commonly known as the corrugated-cap milky, is a species of fungus in the family Russulaceae. It was first described by American mycologist Charles Horton Peck in 1880.

AI-generated description

Lactarius corrugis is a species of mushroom characterized by its medium to large size, brown to tan cap with wrinkles or corrugations, and white to pale yellow gills. It is found in East and Central Texas, typically growing in association with oak trees, particularly in deciduous forests and woodlands. The fungus produces a white to pale yellow latex that may turn pinkish or brownish upon exposure to air. Fruitings often occur from summer to fall, with a peak in late summer.

Photos of this mushroom from East and Central Texas

Corrugated-cap milky mushroom together with fleecy milk-cap (Lactifluus corrugis, <B>Lactarius corrugis</B>) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, <A HREF="../date-en/2018-07-13.htm">July 13, 2018</A>
LinkCorrugated-cap milky mushroom together with fleecy milk-cap (Lactifluus corrugis, Lactarius corrugis) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 13, 2018
Location on mapsLone Star Hiking Trail, Montgomery, TX 77356, USA
Corrugated-cap milky mushroom (Lactifluus corrugis, <B>Lactarius corrugis</B>) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, <A HREF="../date-en/2018-07-13.htm">July 13, 2018</A>
LinkCorrugated-cap milky mushroom (Lactifluus corrugis, Lactarius corrugis) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 13, 2018
Location on mapsLone Star Hiking Trail, Montgomery, TX 77356, USA
Side view of a corrugated-cap milky mushroom (Lactifluus corrugis, <B>Lactarius corrugis</B>) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, <A HREF="../date-en/2018-07-13.htm">July 13, 2018</A>
LinkSide view of a corrugated-cap milky mushroom (Lactifluus corrugis, Lactarius corrugis) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 13, 2018
Location on mapsLone Star Hiking Trail, Montgomery, TX 77356, USA
Dissected corrugated-cap milky mushroom (Lactifluus corrugis, <B>Lactarius corrugis</B>) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, <A HREF="../date-en/2018-07-13.htm">July 13, 2018</A>
LinkDissected corrugated-cap milky mushroom (Lactifluus corrugis, Lactarius corrugis) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest near Huntsville, Texas, July 13, 2018
Location on mapsLone Star Hiking Trail, Montgomery, TX 77356, USA
Corrugated-cap milky mushrooms (Lactifluus corrugis, <B>Lactarius corrugis</B>) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, <A HREF="../date-en/2018-07-15.htm">July 15, 2018</A>
LinkCorrugated-cap milky mushrooms (Lactifluus corrugis, Lactarius corrugis) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, July 15, 2018
Location on mapsLittle Lake Creek Loop Trail, Montgomery, TX 77356, USA
Corrugated-cap milky mushrooms (Lactifluus corrugis, <B>Lactarius corrugis</B>) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, <A HREF="../date-en/2018-09-22.htm">September 22, 2018</A>
LinkCorrugated-cap milky mushrooms (Lactifluus corrugis, Lactarius corrugis) on Caney Creek Trail (Little Lake Creek Loop Trail) in Sam Houston National Forest, near Huntsville. Texas, September 22, 2018
Location on mapsLittle Lake Creek Loop Trail, Montgomery, TX 77356, USA
Corrugated-cap milky mushroom (Lactifluus corrugis, <B>Lactarius corrugis</B>) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, <A HREF="../date-en/2018-10-28.htm">October 28, 2018</A>
LinkCorrugated-cap milky mushroom (Lactifluus corrugis, Lactarius corrugis) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 28, 2018
Location on mapsLone Star Hiking Trail, Coldspring, TX 77331, USA
Gills of corrugated-cap milky mushroom (Lactifluus corrugis, <B>Lactarius corrugis</B>) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, <A HREF="../date-en/2018-10-28.htm">October 28, 2018</A>
LinkGills of corrugated-cap milky mushroom (Lactifluus corrugis, Lactarius corrugis) in Big Creek Scenic Area of Sam Houston National Forest. Shepherd, Texas, October 28, 2018
Location on mapsLone Star Hiking Trail, Coldspring, TX 77331, USA
Corrugated-cap milky mushrooms (Lactifluus corrugis, <B>Lactarius corrugis</B>) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, <A HREF="../date-en/2019-07-04.htm">July 4, 2019</A>
LinkCorrugated-cap milky mushrooms (Lactifluus corrugis, Lactarius corrugis) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, July 4, 2019
Location on mapsLone Star Hiking Trail, Montgomery, TX 77356, USA
Group of corrugated-cap milky mushrooms (Lactifluus corrugis, <B>Lactarius corrugis</B>) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, <A HREF="../date-en/2019-07-04.htm">July 4, 2019</A>
LinkGroup of corrugated-cap milky mushrooms (Lactifluus corrugis, Lactarius corrugis) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, July 4, 2019
Location on mapsLone Star Hiking Trail, Montgomery, TX 77356, USA
Corrugated milkcap mushrooms (Lactifluus corrugis, <B>Lactarius corrugis</B>) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, <A HREF="../date-en/2019-07-04.htm">July 4, 2019</A>
LinkCorrugated milkcap mushrooms (Lactifluus corrugis, Lactarius corrugis) on Caney Creek section of Lone Star Hiking Trail in Sam Houston National Forest north from Montgomery. Texas, July 4, 2019
Location on mapsLone Star Hiking Trail, Montgomery, TX 77356, USA

AI-generated summary of observations

Observations of the fungus Lactarius corrugis in East and Central Texas were made on various trails in Sam Houston National Forest. The fungus was found growing on the Caney Creek section of Lone Star Hiking Trail near Huntsville, with sightings recorded on July 13, 15, and September 22, 2018, as well as July 4, 2019. Additional observations were made in Big Creek Scenic Area near Shepherd on October 28, 2018. The fungus was often found in groups, with photographs taken to document its appearance, including side views and dissected specimens. The gills of the mushroom were also observed and recorded. The sightings suggest that Lactarius corrugis is present in East and Central Texas, particularly in the Sam Houston National Forest area. Multiple observations over several months indicate a potentially widespread distribution.

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