TABLE 1 in Agaricus karakensis sp. nov. (Agaricaceae, Agaricales), a new species from Pakistan

TABLE 1. Selected traits comparison of Pakistani collections with closely related species. Taxon NameStipe diameter (mm)Pileus diameter (mm)Pileus texture and colorBasidiospores dimensions (µm)Basidiospores morphologyBasidia (µm)HabitatAgaricus karakensis sp. nov.30–5020–60Dry surface, Sub–plane to flat at maturity, edibility unknown off–white color7.2–10 × 5.5–7.5Smooth walled, non-amyloid, apiculate, amygdliform, monoguttulate spores, dark brown coloration,26.2–34.1 × 11.1–14.2Found in tropical habitat during monsoon season on dump as well as at the base of boundary wallAgaricus bitorquis20–2530–70Fleshy, convex to broadly convex with fibrillose scales, edible white–brownish coloration6.9–7.9 × 5.5–6.4Dark brown, ellipsoidal basidiospores22–38 × 5–11Hypogean in pasture or lawn and gregariousAgaricus subperonatus50–12060–150Initially spherical then turn broadly convex at maturity, covered with brown scale, greenish pink to dark brown gills, brown color4.8–6 × 5.5–7.5Smooth walled, ellipsoidal6–7.5 ×17–18.5Mostly found in woodland, under tree shade and along the roadside, mostly rise in group form表1 巴基斯坦采集标本与近缘物种的甄选性状对比 | 分类单元名称 | 菌柄直径（mm） | 菌盖直径（mm） | 菌盖质地与颜色 | 担孢子尺寸（µm） | 担孢子形态 | 担子（µm） | 生境 | | --- | --- | --- | --- | --- | --- | --- | --- | | 蘑菇属卡拉卡新种（Agaricus karakensis sp. nov.） | 30–50 | 20–60 | 干燥表面，成熟时近扁平至平坦，可食用性未知，颜色呈米白色 | 7.2–10 × 5.5–7.5 | 壁光滑、非淀粉质，具尖突、杏仁形、单油滴孢子，呈深棕色 | 26.2–34.1 × 11.1–14.2 | 季风季生于热带生境的垃圾堆及围墙基部 | | 双环蘑菇（Agaricus bitorquis） | 20–25 | 30–70 | 肉质，呈凸形至宽凸形，具纤毛状鳞片，可食用，颜色为白至淡棕褐色 | 6.9–7.9 × 5.5–6.4 | 担孢子呈深棕色、椭球形 | 22–38 × 5–11 | 生于牧场或草坪地下，群生 | | 亚厚环蘑菇（Agaricus subperonatus） | 50–120 | 60–150 | 幼时近球形，成熟时变为宽凸形，覆有棕色鳞片，菌褶呈绿粉色至深棕色，菌盖棕色 | 4.8–6 × 5.5–7.5 | 壁光滑，呈椭球形 | 6–7.5 × 17–18.5 | 多生于林地、树荫下及路边，多成群生长 |