Key to the Candolleomyces species from Pakistan

1a. Umbo present......................................................................................................................................................................................2

1b. Umbo absent.......................................................................................................................................................................................7

2a. Convex pileus .....................................................................................................................................................................................3

2b. Campanulate pileus, eroded margins of lamellae, absence of annulus, and ovoid to ellipsoid basidiospores......... C. campanulatus

3a. Annulus present ................................................................................................................................................................................. 4 3b. Annulus absent ...................................................................................................................................................................................5

4a. Areolate pileus with decurved margin, pileipellis 2 layers, lamellae with serrate margins, and clavate capitate, ligniform cheilocystidia.............................................................................................................................................................. C. sindhudeltae

4b. Pileipellis one layer, and lamellae forked near pileal margin............................................................................................. C. sultanii

5a. Fibrils absent ......................................................................................................................................................................................6

5b. Fibrils present on pileus and stipe ................................................................................................................................... C. asiaticus

6a. Crenate pileus margin, orange-yellow lamellae edges, and clavate to spheropedunculate cheilocystidia... C. umbonatus (in press)

6b. Light brown to yellowish pileus with brown center and striate margin, and shiny stipe ...................................... C. iqbalii (in press)

7a. Annulus absent .................................................................................................................................................................................. 8

7b. Annulus present, longitudinally ribbed stipe surface ................................................................................. C. pakistanicus (in press)

8a. Brown color shades to pileus..............................................................................................................................................................9

8b. White and campanulate pileus................................................................................................................................... C. candolleanus

9a. White lamellae................................................................................................................................................................................. 10

9b. Gray or brown lamellae ....................................................................................................................................................................11

10a. Hemispheric pileus ...................................................................................................................................................... C. efflorescens

10b. Conical and broadly parabolic pileus ............................................................................................................ C. pabbiensis (in press)

11a. Ellipsoid to oblong basidiospores.....................................................................................................................................................12

11b. Amygdaliform to phaseoliform basidiospores and conical to campanulate pileus with striate margin ............... C. amygdaliformis

12a. Small stipe up to 45 mm in length....................................................................................................................................................13

12b. Long stipe 55–75 mm, dark brown lamellae, and cracked center of pileus ................................................. C. parvipileus (in press)

13a. Straight margins, light gray center of pileus, and purplish gray lamellae ................................................. C. kotadduensis (in press)

13b. Scalloped margins of pileus and reddish gray lamellae ................................................................................ C. granulosis (in press)