Order 31.— GERANIACE.E. 277 



from the base upwards and adhering by the point to the summii of tho 

 axis. — Herbaceous, rarely shrubby at the base. Peduncles 1, 2 or 

 S-flowered. 



Petals entire, twice ns long as tho awneil sepals Nos. 1, 9 



Petals notched or 2-lobed, not longer than sepals Nos. 3, 4 



1 G. maculatum L. Spotted Geranium. St. erect, angular, dichotomous, ro- 

 trorsely pubescent ; lvs. palmately 3 — 5-lobed, lobes cuneiform and entire at baso, 

 ineisely serrate above, radical ones on long petioles, upper ones opposite, on short 

 petioles ; petals entire ; sep. mucronate-awned. — 2± Woods, etc., U. S. and Can., 

 but r ire in N. Eng. A fino species worthy a place among the parlor '•gerani- 

 ums." St. 1 to 2f high. Lvs. 2 to 3' diam , cleft f way down, 2 at each fork. 

 Fls. mostly in pairs, on unequal pedicels, often somewhat umbelcd o.i t'.:o ends 

 of the long peduncles. Root powerfully astringent. Apr. — Jr.. 



2 G. Robertiamim L. Here Roef.rt. St. diffu.se, hairy ; lvs. pinnately "-parted 

 to the baso, tho segm. pinnatifid, and tho pinnce incisely toothed ; sep. mucronatc- 

 awned, half tho length of tho entiro petals. — © Smaller than the preceding, ia 

 dry, rocky places. Can to Ya. and Ky. It has a reddish stem, with long, diffuse, 

 weak branches. Lvs. on long petioles, somewhat hairy, outline H to 3' diam., 

 with pinnatifid segments. Fls. small, pale-purple. Capsules small, rugou ;, keeled. 

 Sds. smooth. Tho plant has a strong disagreeable smell. May — Sept. 



3 G. pusillum L. St. procumbent ; lvs. roniform or roundish, deeply 5 to 7-parted, 

 lobes 3-eleft, linear ; sep. hairy, awnless, about as long as tho emarginato petals. — 

 CD A delicate, spreading species, growing in waste grounds, pastures, etc., L. IsL 

 and Western N.Y. (Torr). St. weak, If long, branching, covered with short, de- 

 flected hairs. Lvs. opposite, divided almost to the baso into 5 or 7 lobes, theso 

 again variously cut. Fed. axillary, forked, bearing 2 purplish-red flowers in Jn. 

 and Jl. § Eur. 



4 G. Carolinianum L. St. diffusely branched ; lvs. deeply 5-parted, lobes in- 

 cisely toothed ; ped. rather short and clustered on the ends of the branches ; sep. 

 mucronate-awned) as long as the emarginato petals. — CD Fields and hills, through- 

 out Can. and U. S. Sts. pubescent, diffuse, 8 to 15' long, swelling at tho joints. 

 Lvs. 9 to 18" diam., hairy. Fls. small, rose-colored, in pairs, and somewhat fas- 

 ciculate. Sds. minutely reticulated, reddish-brown, 1 in each hairy, beaked car- 

 pel. JL (G. dissectum L ?). 



2. ERODIUM, I/Her. LTeron's-bill. (Gr. igadtSg, a heron ; from 

 the resemblance of the beaked fruit to the heron's bill.) Calyx 5-leaved ; 

 petals 5 ; filaments 10, the 5 alternate ones abortive; fruit rostrate, of 

 5, aggregated capsules, tipped with the long, spiral style, bearded in- 

 side. — Fls. umbellate. 



E. cicutarium Sm. Diffuse, hairy ; lvs. pinnately divided, segm. sessile, pinnatifid. 

 incised, acute ; ped. several-flowered ; petals unequal. — Shores of Oneida Lako, 

 N. Y. Sts. mostly prostrate. Lvs. oblong in outline, with many segments. Fls. 

 2 to 3" diam. May — Jn. § Eur. 



3. PELARGONIUM, L'Her. (Gr. neXa^ybg, a stork; from the re- 

 semblance of the beaked fruit to a stork's bill.) Sepals 5, the upper 

 one ending in a nectariferous tube extending down the peduncle with 

 which it is connected ; petals 5, irregular, longer than the sepals ; fila- 

 ments 10, 3 of them sterile. — A large genus of shrubby or herbaceous 

 plants, embracing more than 300 species, and innumerable varieties, 

 nearly all natives of the Cape of Good Hope. Lower lvs. (in plants 

 raised from the seed) opposite, upper ones alternate. 



* Acaulescent (nearly). Et. tuberous. Lvs. decompound. Pet. yellowish brown.. .Nos. 1, 2 



* Caulescent. — Stems herbaceous, or somewhat shrubby at base Nos. 3 — 6 



— 6tems shrubby. — Lvs. neither divided nor angular Nos. 7 — 9 



— Lvs. angular or with shallow lobes Nos. 10 — 14 



—Lvs. divided beyond the middle , Nos. 15 — 18 



