ON ASTER SALJGNUS. 307 
which, in a single night, ran over the whole lot ; not, however, before 
I had secured careful drawings to accompany ray large figure of A. 
nebularis for the Food Department of the South Kensington Museum. 
I have observed exactly similar spawn on A. grammopodius and A. 
prunulus, when they have grown on dead fir-leaves with A. nebularis. 
ON ASTER SALIGNUS, Wffld. 
By Professor C. C. Babington, M.A., F.R.S. 
Stem glabrous, panicled, with subracemose branches. Intermediate 
leaves lanceolate, attenuate at both ends, serrate in the middle; lower 
subspnthulate, blunt, entire ; uppermost sessile, half-clasping. Leaves 
on branches linear or linear-lanceolate, entire. Involucre with nearly 
equal, lax phyllaries. 
A. salignus, Wffld, Sp. PL iii. 2040 ; De Cand. Prod. v. 239 ; FL 
Fr. v. 470 ; Nees, Gen. et Sp. Aster.90 j FL Dan. xiv. 2475 ; Keichenb. 
Fl. Germ. i. 247 ; Icon. FL Germ. xvi. 7, t. 17 ; Gren. et Godr. FL 
Fr. ii. 103 ; Koch, Syn. FL Germ. 386. 
A. salicifolius, Scholl. Suppl. FL Barb. 328, cuin icone; Roth, Tent. 
Fl. Germ. i. 367, ii. 352 (not of Aiton, Hort. Kew. iii. 203). 
A. Hwigaricus, Poir. Enc. Method. Suppl. i. 496. 
Hoot creeping (not creeping, Scholl.). Stem smooth, 2-3 feet high, 
pale green, becoming purplish after the flowers, glabrous, but with a 
decurrent purple villose line, or altogether purple. Leaves alternatr ; 
the primordial leaves spathulate, blunt, entire ; those above the middle 
of stem lanceolate, attenuate at both ends, serrate in the middle of each 
side; uppermost half-clasping, narrower; leaves of branches often 
very narrow, entire. Heads small, terminal on stem and branches. 
Phyllaries few, linear-lanceolate, acute, green with a white margin, 
fringed with crisped hairs ; inner pinkish ; all about equal in length ; 
outer lax. Eadiant florets white at first, afterwards violet j those of 
the disk yellow, ultimately reddish. Fruit villose. Pappus white. 
This plant appears to have been long known to Colonel Drummond 
Hay as growing upon the left bank of the river Tay, at a short dis- 
tance below Perth, but he did not know its name. He showed it to 
Professor Newton, of Cambridge, at that place, in 1867, and the Pro- 
2 c 2 
