Obdee 31.— aERANIACE^ 277 



from the base upwards and adhering by tbe point to the summit of the 

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

 3 -flowered. 



Petals entire, twice ns long as the awned sepals Nos. 1, 2 



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



1»G. maoul^tum L. Spotted Geranhtm. St. erect, angular, dichotomous, ro- 

 troraely pubescent ; Ivs. palmaiely 3 — 5-lobed, lobes cuneiform and entire at base, 

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

 petioles; petals entire; sep. mucronate-awned. — 1( Woods, etc., U. S. and Can., 

 but rare in N. Eng. A fine speoies worthy a place among the parlor " gerani- 

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

 I''l3. mostly in pairs, on unequal pedicels, often somewhat umbeled on the ends 

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



2 G. Robert! inum 1. Herb Robert. ■ St. diffuse, hairy ; Ivs. pinnately 3-paried 

 to the base, the segm. pinnatifld, and the pinna? incisely toothed ; sep. mucronato- 

 awned, half the length of the entire petals. — @ Smaller than the preceding, in 

 dry, rooky places. Can to Va. and Ky. It baa a reddish stem, with long, diffuse, 

 weak branches. Lvs. on long petioles, somewhat hairy, outhne IJ to 3' diaa., 

 with pinnatifid segments. Ms. small, pale-purple. Capsules small, rugous, keeled. 

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



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

 lobes 3-cleft, linear ; sep. hairy, awnkss, about as long as the emarginate petals. — 

 ® 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 base into 5 or 7 lobes, these 

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

 and Jl. § Eur. 



4 G. Carolini^num L. St. diffusely branched ; Its. 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 emarginate petals.— (T) Fields and hills, through- 

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



■ Lvs. to 18" diam., hairy. FIs. small, rose-oolored, in pairs, and somewhat fas- 

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

 pel. JL (G. dissectum L ?). 



2. ERODIUffl, L'Her. Hebon's-bill. (Gr. kguStog, 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. — FIs. umbellate. 



E. cicutariura Sm. Diffuse, liairy ; lvs. pinnatcly divided, segm. sessile, pinnatifid. 

 incised, acute ; pect several-flowered ; petals unequal. — Shores of Oneida Lake, 

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

 2 to 3" diam. May — Jn. § Eur. 



3. PELARGDNIUM, L'Her. (Gr. TreAapyof , 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 witli 

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

 ments 10, 3 <jf 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. 



* Acnulesccnt (nearly"). Rt. tuberous. Lvs. decompound. Pet. yellowish brown.. .Nos. ], 2 



* Caulescent. — titems herbaceous, or somewhat shrubby at base Nos. 8--0 



— Stems shrubby. — Lvs. neither divided nor angular Nos. 7 — 9 



— Lvs. angular or with shallow lobes Nos. 10 — "ii 



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



