124 PRACTICAL BOTANY. 



63. Sepals 5 or 6, unequal. Leaves radical, rounded, 

 heart-shaped, long-petioled. Dry, seed-like drupes, 5-10. 

 Flowers white, on scape-like peduncles. 



Salibarda repeus, L. 



Sepals 5, equal. Leaves radical, 3- to 5-lobed. Ache- 

 nia 2-6, minutely hairy. Small, yellow flowers, several on 

 bracted scapes. Waldsteinia fragarioides, Tratt. 



64. Receptacle globular, at length pulpy and red, the dry 

 achenia on its surface. Calyx 5-clef t, with 5 alternate bract- 

 lets. Petals white. Acaulescent, with runners. Leaves tri- 

 foliolate. Scapes cyme-bearing. Fragaria. 



Receptacle dry. Calyx with 4 or 5 lobes, and as 

 many alternate bractlets. Herbaceous, or shnibby. Leaves 

 pinnately or palmately compound. Petals mostly yellow, 

 sometimes white. Foteutilla. 



65. Petals 8 or 9. Leaves oblong-ovate, slightly heart- 

 shaped. Dwarf. Dryas integrifolia, Vahl. 



Petals 5. Achenia numerous, heaped on a dry, coni- 

 cal receptacle, the long persistent styles forming hairy, or 

 naked and straight, or jointed tails. Leaves pinnate or ly- 

 rate. Geum. 



66. (6.) Stamens united by their filaments into one set or 



tube 67 



Stamens united by their filaments, or by petaloid 

 scales, into several bundles or clusters 74 



6?'. Stamens with their filaments united into a column. 

 Anthers kidney-shaped. ' Pistils several, distinct, or united. 

 Fruit a several-celled , pod, or a cluster of carpels, their ova- 

 ries cohering in a ring. Herbs or shrubs 68 



Stamens with the filaments barely united at the base. 

 Anthers not kdney-shaped. Pistil one. Sepals distinct. 

 Ovary 5-celled, entirely free. Stigma 5-toothed. Seeds 1 or 2 

 in each cell. Leaves oblong-ovate, downy underneath. 

 Flowers solitary, short-peduncled, axillary. Petals white. 



Stuartia Virginica, Cav. 



68. Column of stamens anther-bearing at the top. Car- 

 pels compactly aggregated in a ring around a central axis, 

 from which they separate, when ripe 69 



