MADDER FAMILY. 217 



9. CEPHALANTHUS, BUTTONBUSH. (Greek: head and flower.) 

 Flowers summer and autumn. (Lessons, Fig. 205.) 



C. occidentalis, Linn. A tall shrub, common along the borders of 

 ponds and streams, with lance-oblong or ovate-pointed leaves on peti- 

 oles, either in pairs or 3's, and with short stipules between them ; the 

 head of white flowers about 1' in diameter. 



10. GALIUM, BEDSTRAW, CLEAVERS or CLIVERS. (Greek: 

 milk, which some species in Eu. were used to curdle.) There are 

 other species in our region, some introduced from Eu. (Lessons, 



* Fruit dry when ripe, small. 



<- Fruit smooth ; leaves with strong midrib but no side ribs or nerves, in 

 4's, 5's, or 6's; flowers white, loosely clustered at the end of spreading 

 branches. 11 



G. aspr^llum, Michx. Low thickets ; 3-5 high ; the backwardly 

 prickly-roughened angles of the stem and edges and midrib of the lance- 

 oblong pointed leaves adhering to contiguous plants ; leaves in whorls of 

 6 on the stein and of 4 or 5 on the branchlets ; flowers numerous. 



G. trifidum, Linn. Swamps and low grounds ; 6'-2 high ; roughish 

 or sometimes nearly smooth ; leaves varying from linear to oblong, 4-6 

 in the whorls ; flowers rather few, their parts often 3. 



*- -i- Fruit smooth or slightly bristly ; leaves %-nerved ; flowers white in a 

 narrow and long terminal panicle. 11 



G. boreale, Linn. l-2 high ; smooth, erect, with lance-linear leaves 

 in 4's. Rocky banks of streams N. 



-i- -f- -i- Fruit a little bur, being covered with hooked prickles. 

 ++ Leaves mostly 6 or 8 in a whorl, with midnb and no side nerves; 

 flowers whitish or greenish ; stems reclining or prostrate, bristly-rough 

 backwards on the angles. 



G. Apailne. Linn. CLEAVERS or GOOSE GRASS. Leaves in 8's, 

 lanceolate, rough-edged, l'-2' long ; peduncles axillary, 1-2-flowered ; 

 fruit large. Low grounds. (D 



G. trifldrum, Michx. Leaves mostly in 6's, lance-oblong, bristle- 

 pointed ; peduncles terminating the branches, 3-flowered. Sweet-scented 

 in drying. Woodlands, especially N. 11 



M. -M. Leaves all in fours, more or less 3-nerved ; flowers not white ; stems 

 ascending, about 1 high, rather simple, not prickly-roughened. 11 



G. pildsum, Ait. Leaves oval, dotted, downy, 1' long ; flowers brown- 

 purple or cream-colored, all pediceled, the peduncle 2-3-times forked. 

 Commonest S , in dry thickets. Var. puncticuldsum is a smooth form S. 



G. circaezans, Michx. WILD LIQUORICE, the root being sweetish ; 

 leaves oval or oblong, obtuse, ciliate ; peduncles once forked, their long 

 branches bearing short-pediceled dull or brownish flowers along the sides, 

 the fruit rettexed. Common. 



G. lanceolatum, Torr. Like the preceding, but with lanceolate or 

 lance-ovate tapering leaves, 2' long. N. 



* * Fruit a black berry ; the parts of the white flower only 4. Only in 

 Southern Staffs, in dry, sandy soil. 11 



G. hispidulum, Michx. Stems spreading l-2 long; leaves in 4's, 

 \* or less in length, lance-ovate ; peduncle 1-3-flowered ; berry roughish. 



G. unifl6rum, Miohx. Smooth, slender, 1 high; leaves linear; 

 flowers mostly solitary. 



