GERANIACEAE. 



Vol. II. 



GERANIUM 



676. 



1753- 



I. Robertiella Robertiana (L.J 



Hank.s. Herb Robert. Red 



robin. Fig. 2651. 



Geranimn Robcrtiuniim L. Sp. PI. 68 1. 1753. 

 Robertiella Robertiana Hanks; Ha-nks & Small, 

 N. A. FI. 25 ; 3. 1907. 



Annual or biennial, glandular-villous, weak, 

 extensively branching, erect or decumbent, 

 6'-i8' high, heavy-scented. Leaves thin, 

 ovate-orbicular in outline, the divi.sions 

 cleft, finely lobcd or toothed, the teeth 

 nblong, mucronate ; peduncles slender, 2- 

 llowered, l'-3' long; pedicels divaricate, i' 

 long; sepals acuminate and awn-poinled; 

 llowers red-purple, about 6" broad ; petals 

 4"-5" long, narrow-clawed; beak of the 

 fruit about l' long, awn-pointed, nearly 

 glabrous ; carpels nearly glabrous, wrinkled. 



In rocky woods, rarely in sandy places. 

 Nova Scotia to Manitoba. New Jersey, Penn- 

 sylvania and Missouri. Occurs also in Eu- 

 rope, Asia and northern Africa. Odor disa- 

 greeable. Fox. mountain or wild geranium. Red 

 robin. Red-shanks. Dragons'-blood. Jenny- 

 wren. Wren's-flower. Red bird's-eye. May-Oct. 



1. G. pratcnse. 



2. G. maculahim. 



3. G. sibiricuni. 



4. G, eohdiibiiiuui. 



5. G. rotundifoliiim. 



G. carolinianum. 

 G. Bicknellii. 

 G. dissectiim. 



Herbs with stipulate palmately lobed. cleft or parted leaves, and axillary i-2-fIowered 

 peduncles. Flowers regular, 5-nierous. Sepals 5, imbricated. Petals 5, hypogynous, imbri- 

 cated. Stamens 10 (rarelv 5), generally 5 longer and 5 shorter. Ovary 5-lobed, S-celled, 

 beaked with the compound style. Ovules 2 in each cavity. Capsule elastically dehiscent, the 

 5 cavities l-seeded, long-tailed. [Greek, a crane, from the long beak of the fruit.] 



About 190 species, widely distributed in temperate regions. Besides the following, some 60 

 others occur in North America. Type species: Geranium sylvatieum L. 

 Perennial; flowers i' broad or more. 



Beak of the fruit, and pedicels, glandular-pubescent. 

 Beak of the fruit, and pedicels, pubescent, but not glandular. 

 Annuals or biennials ; flowers 2"-6" broad. 

 Peduncles i -flowered. 

 Peduncles 2-flowered. 



Peduncles longer than the leaves ; carpels smooth and glabrous. 

 Peduncles short ; carpels rugose or hairy. 

 Seeds reticulated or pitted. 



Glandular-pubescent with long white hairs. 

 Pubescent with short hairs : leaves deeply lobed. 

 Flowers pale purple ; seeds minutely reticulated. 



Beak short-pointed ; inflorescence compact. 6. 



Beak long-pointed : inflorescence loose. 7- 



Flowers deep purple ; seeds deeply pitted. 8. 



Seeds smooth or nearly so. 



Stamens 5 ; carpels hairy, not rugose. 

 Stamens 10; carpels glabrate, rugose. 



I. Geranium pratense L. Meadow 

 Geranium. Fig. 2652. 



Geranium pratense L. Sp. PI. 6Si. 1753. 



Perennial bv a stout rootstock. pubescent 

 with spreadin.s or retrorse short hairs, erect, 

 i-22 high. Basal leaves long-petioled, reni- 

 form or orbicular-reniform in outline and 

 decidedly pentagonal, mostly 4'-5' wide, 5-7- 

 parted, the divisions narrower, more attenuate 

 and more finely cut than in G. manilatiim ; 

 stem-leaves usually with narrower divisions 

 and teeth than the basal leaves ; peduncles 

 elongated, glandular-pubescent like the pedi- 

 cels which are very- variable in length; flowers 

 deep-pnrple. iJ'-i.?' broad; petals ciliate at the 

 base; beak of the fruit f'-i' long; carpels 

 minutely pubescent : seeds reticulate. 



In meadows and fields. New Brunswick and 

 Quebec to Maine and Massachusetts. Adventive 

 from Europe. June-Aug. 



