64 GERANIACEiE. 



late. Stamens usually monadelphous, hypogynous, twice or 

 thrice as many as the petals. Fruit formed of 5 carpels co- 

 hering round the axis, having a membranous pericarp and ter- 

 minated by an indurated style, which finally twists and carries 

 the pericarp along with it. Seeds solitary, without albumen. 

 Cotyledons convolute and plaited. — Herbaceous or shrubby 

 plants usually strong-scented. Leaves opposite and alternate, 

 mostly lobed. Flowers regular or irregular. 



1. GERANIUM. Z.WW.— Crane's-bill. 

 (From the Greek ytpavog, a crane ; the fruit resembling the bill of that bird.) 



Sepals 5, equal. Petals 5, equal. Stamens 10, all fertile; 

 alternate ones longer, and with nectariferous scales at the base. 

 Carpels with long awns, at length separatifig elastically from 

 the summit to the base ; awns smooth internally. 

 * Perennial. 



1. G. maculaium Linn.: stem somewhat angular, erect, dichotomous, 

 retrorsely pubescent ; leaves 3 — 5-parted, incised ; radical on long petioles ; 

 upper opposite, sessile ; petals entire ; filaments slightly ciliate at the base. 



Woods. Can. to Flor. W. to Miss. May, .Tune. %.—Stem 8—15 inches 

 high. Leaves hairy. Flowers large, purple. The root is very astringent, and 

 is useful for medicinal purposes. Big. Med. Bot. i. 19. 



Spotted Geranium, or Crane's-bill. 



** Annual. 



2. G. pusilltim Linn.: stem procumbent ; leaves reniform or nearly orbicu- 

 lar, deeply 5 — 7-lobed ; lobes of the lower leaves 3-cleft, of the upper entire; 

 peduncles short, 2-flowered; petals emarginate, scarcely longer than the 

 awnless calyx ; carpels keeled, pubescent. 



Sandy soils. N. Y. & Penn. May— July. (X).Stem 1—2 feet long, very 

 slender. Leaves slightly pubescent. Flowers pale purple, much emaller than in 

 the preceding. Introduced ? Small-jlowered Crane^s-hill. 



3. G. Carolhiianum Linn. : diffusely branched, pubescent ; leaves 5- 

 lobed beyond the middle ; lobes incised, 3 — 5-cleft ; peduncles crowded to- 

 wards the top ; petals notched, as long as the awned calyx ; carpels hairy. 

 G. dissectum Pursh. 



Barren grounds. Arct. Amer. to Flor. and Louis. W. to the Rocky Moun- 

 tains and California. April — June. ®. — Stem 4 — 12 inches high. Flowers 

 small, rose-color, or nearly white. Carolina Crane' s-hill. 



4. G. Robertianum Linn. : leaves ternate or quinate'; leafets somewhat 

 pinnatifid, segments mucronate ; peduncles long, 2-flowered ; calyx, angu- 

 lar, hairy, with longish awns, shorter than the entire petals ; carpels small, 

 wrinkled. 



Rocky places. Can. to Virg. Jime — Sept. (1). — Stem long. Flowers rather 

 small, purple. Plant very fetid. Herb Robert. 



