24 EOSACEAE. 



1. ITEA [Gronov.] L. Shrubs with exstipulate leaves. Kacemes narrow. 

 Hypanthium flattish, not accrescent. 



1. I. virginica L. Shrub 1-3 m. tall, twigs and racemes pubescent: leaf- 

 blades elliptic to oval or obovate, 5-14 cm. long, bristly serrate: sepals 

 lanceolate, 1-1.5 mm. long: petals linear to linear-lanceolate, 4 mm.' long: 

 filaments pubescent: capsules 6-8 mm. long. VIRGINIA- WILLOW. 

 Swamps or low grounds, n. Fla. and the upper pen. (Cont.) Spr. 



FAMILY 3. HAMAMELIDACEAE. WITCH-HAZEL FAMILY. 



Shrubs or trees. Leaves alternate : blades mostly toothed. Flowers 

 perfect, monoecious, or polygamous, variously clustered or spicate. Calyx 

 of 4 or 5 sepals. Corolla of 4 or 5 narrow petals, or wanting. Androe- 

 cium of 4-many stamens. Gynoecium 2- or 3-carpellary. Ovary 2- or 

 3-celled: styles distinct. Fruit a leathery or woody capsule, often elas- 

 tically dehiscent. 



Petals 4, ribbon-shaped : stamens 4 : staminodia 4 : filaments short. 1. HAMAMELIS. 

 Petals wanting : stamens about 24 : filaments club-shaped, elongate. 2. FOTHEBGILLA. 



1. HAMAMELIS L. Shrubs or trees with perfect or polygamous flowers, 

 which are borne 3 together on short lateral peduncles. Sepals spreading or 

 reflexed. Stamens 4; filaments short-subulate. Capsule abruptly beaked. 



1. H. virginiana L. Small tree or shrub: leaf -blades suborbicular, oval- 

 elliptic or obovate, 415 cm. long, coarsely crenate: petals yellow, 1-2 cm. 

 long: capsules ovoid to subglobose, 12-15 mm. long, elastically dehiscent. 

 WITCH-HAZEL. 



Rich or low woods, n. Fla. (Cont.) Fall. 



2. FOTHERGILLA Murr. Shrubs with monoecious flowers, which are 

 borne in dense terminal spikes. Sepals erect. Stamens numerous, long-cla- 

 vate. Capsule gradually beaked. 



1. F. parvifolia Kearney. Gregarious shrub 3-6 dm. tall, with underground 

 stems : leaf -blades suborbicular to oval, or broadly ovate, 2-6 cm. long, coarsely 

 toothed mostly from below the middle to the apex: capsules 6-8 mm. long. 

 DWARF-ALDER. 



Pinelands or oak-woods, n. Fla. (Cont.) Spr. 



FAMILY 4. ROSACEAE. ROSE FAMILY. 



Herbs, shrubs, trees, or rarely vines. Leaves mostly alternate : blades 

 simple or compound, often stipulate. Flowers perfect or rarely dioecious. 

 Calyx of 5, or rarely 4-9, sepals borne on the edge of the hypanthium, 

 sometimes accompanied by as many bractlets. Corolla of as many distinct 

 petals as there are sepals, or wanting. Androecium of 1 or more series 

 of stamens. Gynoecium of 1-many carpels. Ovary 1-celled or imperfectly 

 2-celled. Fruit mostly follicles or drupelets, or achenes which are borne 

 in the hypanthium or on the accrescent receptacle. 



Fruit not enclosed in a hollow hypanthium. 



Carpels 1-5, maturing into follicles. 1. OPULASTER. 



Carpels several or numerous, maturing into drupelets. 2. RDBUS. 



Fruit consisting of several achenes enclosed in the accrescent 



hypanthium. 3. ROSA. 



1. OPULASTEK, Medic. Shrubs. Leaf-blades palmately lobed. Flow- 

 ers corymbose. Stamens numerous, without staminodia. Carpels 1-5, short- 

 stipitate: styles filiform. Stigmas depressed-capitate. Follicles inflated. 



