. depr.
edge involute, whitish, pubescent, flesh thick, white; g. decurrent,
white with a tinge of green, connected by veins, forked; s. 3-5 cm.
stout, white, tomentose, sometimes with a pale green zone at apex; sp.
8-9.

Differs from _R. delica_ in pubescent pileus and stem, and green tinted
gills.

++ _Pileus clear yellow._

=citrina=, Gillet. P. 4-6 cm. slightly viscid, convex then depr.; g.
broadest in front, forked, white; s. 4-7 cm. white, solid, slightly
rugulose; sp. 7-8.

=fingibilis=, Britz. P. 4-5 cm. exp. depr. even, slightly viscid; g.
almost free, white; s. 3-5 cm. white, becoming hollow; sp. 7-9.

+++ _Pileus greenish or olive._

=olivascens=, Fr. P. 5-8 cm. exp. umbil. olive disc becoming yellowish,
edge even; g. white then tinged yellow; s. 2-4 cm. stout, firm, even;
sp. 9-10.

=heterophylla=, Fr. P. 5-8 cm. exp. depr. even, polished, greenish,
yellow-brown, &c., disc becoming ochre, flesh white; g. very narrow,
closely crowded; s. 2-3 cm. solid, white; sp. 7-8.

var. _galachroa_, Fr. P. milky white then greenish.

Differs from _R. cyanoxantha_ in very narrow, crowded gills.

[=smaragdina=, Q. P. thin, viscid, somewhat zoned, clear green, edge
white; g. narrow, white; s. slender, pruinose, white; taste mild.

=azurea=, Bres. P. 4-5 cm. exp. depr. pale glaucous green, with white
bloom; g. pale cream colour; s. 2-3 cm. white, rugulose; sp. 8-9.

Differs from _R. cyanoxantha_ in white meal on the pileus.

=virescens=, Fr. P. 7-12 cm. exp. umbil. dingy opaque green, innately
flocculose, areolately cracked; g. rather crowded, forked; s. 4-6 cm.
stout, white; sp. 8-9. Edible.

[=luteo-viridans=, C. Mart. P. convex then depr. then edge erect and
sulcate, pellicle viscid, separable, yellow with green or brown stains;
g. broad; s. reticulated, base narrowed. Acrid.

var. _bicolor_, C. Mart. Disc of p. yellow, edge brown; g. dark ochre.

var. _purpurea_, C. Mart. P. purple, disc yellow.

=furcata=, Fr. P. 6-10 cm. rigid, depr. sometimes subinfund. even, dark
lurid green, even, frosted with a white silkiness; g. adnato-decur.
thickish, forked; s. 4-7 cm. firm, even, white; sp. 7-8.

var. _pictipes_, Cke. S. rosy at apex, greenish below.

var. _ochroviridis_, Cke. Disc of p. olive or sooty, ochraceous towards
edge.

=aeruginea=, Lindbl. P. 6-9 cm. exp. darker disc depr., verdigris green,
edge striate; g. narrow behind, slightly adnexed, pure white; s. 4-5 cm.
firm, even, persiste