66 
Pentandria 
jEgopodium Podagraria, Gout-weed. Gen. char , 
Seed ovate- oblong, ribbed ; petals inflected, heart- 
shaped, unequal. A troublesome weed in cultivated 
grounds and waste shady places. Perennial, and flow- 
ers in May and June. 
Order III. Trigynia. 
Sambugus. Gen. char.~^-Qd\. superior, five parted; 
eor. five cleft, berry three-seeded. 
Sam. pbulus, Dwarf Elder ; with three parted, 
cymes, and herbaceous stem ; perennial ; flowers in 
July, and grows in waste places and hedges, but not 
very common. The stem, which rises to the height of 
three feet, dies away in the winter. 
Sam. Nigra, Common Elder ; with five-parted cymes 
and arborescent stem ; flowers in June, and is very com- 
mon in hedges and woods, where it is easily recognis- 
ed by its white fragrant flowers, and dark purple or 
white berries.. 
Order IV. Texragynia. 
Parnassia Palustris, Grass of Parnassus. Gen. 
char. — Cal. five parted, petals five ; nectaries five, 
heart-shaped, ciliated with globular summits ; caps, 
four valved ; perennial ; flowers in September and 
October, and is frequent in marshy soils, where it is 
easily distinguished by its angular twisted stem, bear- 
ing one leaf and one beautiful snow-white terminal 
flower ; but the curious and elegant structure of the 
