236 THE FLORA. 



Analysis of the Oenera. 



% Shrubs or trees, or shrublets 2 



§ Herbs evergreen, with green herbage and leaves m 



§ Herbs leafless, without verdure. Bracts scale-like n 



2 Calyx adherent, crowning the berry in fruit. . . .a 



2 Calyx free from the ovary, or iuferior 8 ^ 



8 Petals united into a gamopetalous corolla 4; 



8 Petals entirely or very nearly separate and distinct 5 



4 Flowers 4-parted. Stamens 8 b 



4 Flowers 6-parted. Stamens 5 or 10 



5 Pods 2 or 3-oelled, cells only 1-seeded. Southern k 



5 Pods 8-oelled,' cells many-seeded g 



5 Pods 5 or 7-oeUed, cells many-seeded h 



6 Corolla urn-shaped (oval or globular), lobes small. . . .o 



6 Corolla not urn-shaped, open or spreading e 



a Erect shrubs with 5-parted flowers and 10-seeded berries. 



Huckleberrim. Gatlussa'oia. 

 a Erect shrabs with 6-parted flowers and oo-seeded berries. 



BVueberHes, Vaooin'ium. 

 =■ Trailing shrubleta. Corolla 4-cleft, reflexed. Fr. red. Crcmherry. Oxxooo'ons. 1 

 " Trailing shrublets. Corolla 4-cleft, spreading. Fruit white. 



Soxberry. Chiog'enes. 2 

 b Leaves linear-aoerose, whorled or crowded. Cultivated. Heath. Eb'ioa. 



b Leaves oval-lanceolate. Shrub, 4f. high. Penn.S. \ Mountain, Heath. Menzie'sia. 

 o Pod dry, opening bet. the cells. Lvs. lin. N. ) 



c Pod dry, opening into the cells d * 



c Drupe fleshy, 5-seeded. Shrubs trailing. Bearherry. Arotostaph'tios. 

 c Berry fleshy, many-seeded. Little shrublets. Qlieckerberry. Gaulthe'ria. 3 

 d Shrublet moss-like, on high Mts. Leaves linear. Moss Andromede. Cassi'ope. 

 d Shrubs with ample leaves. Pod-valves entire. Andromede. Androm'eda. 



d Tree with ample leaves and slender racemes. Sorrel-tree. Oxyden'drum, 



e Corolla saucer-form, holding the anthers in 10 pits. Laurel. Kal'mia, 4 



e Corolla salver-form, very fragrant. Trailing. May-flower. Epio^'a. 5 



e Corolla funnel or bell-form, with spreading lobes . . . .f 

 f Stamens 5, included. Plant and leaves very small. Mts. N. H. Leioseleu'ria. 

 f Stamens 5 (rarely more), long-exserted. Corolla funnel-form. Aza''lea. 6 



f Stamens 10 (rarely fe*er), exserted. Corolla bell-form. Bay. Ehododen'dkon. 7 

 g Leaves alternate, deciduous, serrate. Flowers racemed. Cle'thra. 



g Leaves mostly opposite, evergreen, entire. Flowers urabeled. 



Sand Myrtle. Leiophtl'lum. 

 h Flowers 5-parted. Corolla regular. Labrador Tea. Le'dtjm. 



h Flowers 5-parted. Corolla irregular. Ehodo'ra. 



h Flowers 7-parted, regular. Stamens 14. S. Beea'rla. 



