197 
PLend.ph. 20. IRIDEiE. 134. Iris. 
Iris sylvestris, quam Xyrim vocant, Rail Syn. 375, 3. 
Xiris, Ger. em. 60. 
Xiris sen Spatula fcetida, Park » 256. 
Iris foetidissima, Lin. S P. 57. 
Iris fcetida, Salisb. Prodr. 44. 
Stinking gladden . Spurge wort. 
Woods and hedges ; perennial; June and July. 
Stem 2 feet high, half round, 2 or 4 -flowered, scarcely 
higher than the leaves ; leaves dark green ; perigonium dull 
grey blue, streaked or veined with black ; outer lobes 
roughly folded beneath. — Juice of the root errhine ; roof in 
infusion or decoction purgative, leaving a costiveness like 
rhubarb ; seeds diuretic. 
b. Bulb tunicated; leaves channelled ; lobes of the 
perigonium beardless. Xyphium. 
3. Iris variabilis. Changeable fleur-de-luce. 
Scape 2-flowered ; lobes of the perigonium as narrow as 
the lobes of the style; ovary round, 3-sided. 
Iris bulbosa Anglica, Ger. em. 99,2. 
Iris Xiphium, Lin. S. P. 58. 
Xyphium vulgare, Miller Diet. 
Iris variabilis, Jacq. Coll. 2, 139, 
Iris coronaria, Salisb. Prod. 45. 
Onion fleur-de-luce. 
River sides ; perennial ; July. 
Leaves channelled, awlshape, a little longer than the stem; 
perigonium purplish blue; stem sometimes one-flowered. 
Fam. XVI. 21. ORCHIDEiE. Jussieu. 
Perigonium petaloid, adherent to the ovary, 6-sepaled ; 
sepales - in^gular, in two series, often variously soldered ; 
outer series of 1 odd sepale and 2 alike; inner of 2 sepales 
alike and one odd one called the lip ; anthers 1 or 2, 
sessile, on the gymnostemium ; pollen agglutinated into a 
determinate figure; gymnostemium columnar; gyhizus va- 
riously placed; pericarpium 1-celled, 3 valved, opening la- 
terally by the ribs; pldcentaria 3, on the middle ot the 
valves; seeds numerous, very minute; spermodermis mem- 
branaceous; perisperm fleshy ; corculum at the base. — Plants 
herbaceous; root tuberous, gingiberaceous or fascicled; 
scape simple ; leaves sessile, ribbed lengthways, sheathing at 
bottom; flowers spiked; braclea 1, at the bottom oi each 
flower. 
