372 PENTANDRIA. DIGYNIA. Athamanta. 
S. palus'tre. (Lactescent: root generally single: stem solitary : styles 
divaricated after flowering: petals involute: rays of the umbel 
pubescent. E.) 
Jacq. Austr. 152— E. Bot. 229— Riv. Pent. T. 20, Thyssel. angustifol. — 
EL Dan. 412— Dod. 699— Ger.Em. 1020— Park. 928 and 904. 6— H. Ox. 
ix. 17.2— Lob. Ic. i. 711. 1— C. B. Pr. 85, 
The whole plant when wounded pours forth a milky juice. Root thick, 
branching, yellowish without, white within. Stem two or three cubits 
high, deeply furrowed, smooth, as is the whole plant. Leaves of a 
pleasant green, triangular, in the more luxuriant plants upwards of one 
foot and a half long, and as much or more in breadth; the uppermost 
sessile, trebly and quadruply winged, the last leafits wing-cleft; wings 
with two or three clefts, varying from strap to oval-spear-shaped, very 
entire, reddish at the points. Umbel large, beautiful: spokes about 
thirty. Umbellules, spokes upwards of forty. Involucrum permanent, 
leaves, spear-spaped, about nine. Involucellum about twelve. Seeds 
roundish, blunt, edged with a kind of border, striated in the centre. 
Petals blunt, with two slight lobes, white; before flowering reddish on 
the outside. Woodw. 
Marsh Milkweed. (Milk-parsley. E.) S. sylvestre. Jacq. Dis¬ 
covered in 1779 or 1780 by Mr. Seatle, at Cannon Winder, near Flook- 
burgh, Lancashire, in the ditches near the sand side, not very plentiful; 
and I have since found it round the sides of Ayside Tarn, three miles 
north of Cartmel. Mr. Hall. In Alder Swamps, near Yarmouth. Mr. 
Wigg. In great plenty in low wet moors, with Iris pseudacorus, near 
Whitgift, Yorkshire, four miles from the confluence of the Ouse and 
Trent. Mr. Wood. (On the banks of Whittlesea Mere, Huntingdonshire. 
Sir J. Banks. Bot. Guide. Prickwillow bank. Isle of Ely. Bishop of 
Carlisle. In a ditch at Ardencaple Wood. Mr. Hopkirk, in Hook. 
FI. Scot. E.) P. June—July.* 
ATHAMANTA .+ Flowers all perfect : Petals indexed, 
notched at the end: Fruit egg-oblong, convex, striated. 
A. libano'tis. Leaves doubly winged, flat: umbel hemispherical: 
seeds hairy. 
Jacq. Austr. 392 and 392*— Relh. p. 113— E. Bot. 138— J. B. iii. b. 105— 
Pluk. 173. 1—C. B. pr. 77. 1. 
Terminal umbel sometimes proliferous, with the spokes two inches long. 
Relh. The first pair of wings next the leaf-stalk placed crosswise. 
Lower leaves almost trebly winged, the wings being deeply wing-cleft. 
Woodw. Flowers white. Germens and styles purplish. ( Root woody 
and bitterish. Stem about two feet high, upright, little branched, 
smooth, angular, and furrowed, leafy. Style permanent. E.) 
Mountain Spignel, or Stone-parsley. A . Libanotis. Huds. Ed. i. 
A. Oreoselinum. Huds. Ed. ii. (but not of Linn. E.) Chalk pit close, Hin¬ 
ton, Cambridgeshire. Rev. R. Relhan. Gogmagog Hills, Cambridgeshire. 
* (The root is used in Russia as a substitute for ginger. The fetid, bitter juice con¬ 
cretes into an acrid resin. Sm. The larva of Papilio Machaon has been found on the 
plant. E.) 
t (In honour of Athamas, a king of Thebes, said to have discovered its virtues: but 
whatever these may have been, they are not now held in estimation. E.) 
