GENTIAN A CEAE (GENTIAN FAMILY) 



4 LIGUSTRUM. 



i a Leaves lanceolate, pointed at apex 



COMMON PRIVET. (L. vulgare.) 

 b Leaves oval, usually blunt at apex 



CALIFORNIA PRIVET. (L. ovah folium*) 



5 SYRINGA. 



1 a Stamens extending beyond the corolla tube; tree 



JAPANESE LILAC. (S. japonica*) 

 b Stamens not extending beyond the corolla tube; shrubs. . 2 



2 a Leaves more or less rounded at base; panicles not leafy 



COMMON LILAC. (S. vulgaris.*) 

 b Leaves more or less pointed at both ends; panicles leafy 



JOSIKA'S LILAC. (S. josikaea.*) 



6 6LEA OLIVE. (0. europata.*) 



7 FONTANESIA FONTANESIA. (F. fortunei.*) 



8 CHIONANTHUS FRINGE TREE. (C. virginica.*) 



2 GENTIANACEAE. Gentian Family. 

 i SABBATIA. 



1 a Leaves ovate, heart-shaped or clasping at base ; stem 



sharply 4-angled ROSE PINK. (S. angularis.) 



b Leaves linear or oblanceolate, not clasping at base .... 2 



2 a Flowers about i in. broad, corolla usually 5-lobed 



S*LENDER MARSH PINK. (S. campanulata.) 

 b Flowers 1-3 in. broad, corolla 8-i2-lobed 



LARGE MARSH PINK. (S. dodecdndra.) 

 2 GENTIANA. 



1 a Corolla lobes conspicuously fringed 



FRINGED GENTIAN. (G. crimta.) 

 b Corolla lobes not fringed 2 



2 a Leaves heart-shaped and clasping at base 



STIFF GENTIAN. (G. quinquefblia.) 

 b Leaves more or less narrowed at base 3 



3 a Lobes of corolla usually shorter than the appendages 



between the lobes ; flowers always closed 



CLOSED GENTIAN. (G. andrewsii.) 

 b Lobes of corolla longer than the appendages between 



the lobes ; flowers not always closed 4 



4 a Leaves lanceolate to ovate; calyx lobes with hairy mar- 



gins; plant common in moist or dry places 



SOAPWORT GENTIAN. (G. saponaria.) 



b Leaves linear or narrowly lanceolate; calyx lobes not 

 with hairy margins ; plant growing in bogs 



NARROW-LEAVED GENTIAN. (G. linearis.) 

 3 BART6NIA BARTONIA. (B. 'virginica.) 



3 MENYANTHACEAE. Buckbean Family. 

 x MENYANTHES BUCKBEAN. (M. trifoliata.) 



