Geraniaceae 227 



Family 43. GERANIACEAE. GERANIUM FAMILY. 



Herbs with alternate or opposite, palmately lobed or 

 pinnate leaves, and axillary solitary or clustered perfect 

 regular flowers. Stipules commonly present. Sepals 5, 

 rarely fewer, usually persistent. Petals of the same 

 number, hypogynous. Stamens as many or 2-3 times as 

 many ; anthers 2-celled, versatile. Carpels 5, united 

 about a central axis, each 1-2-ovuled, indehiscent, at 

 length elastically splitting away from below, and beaked 

 by the long style. 



Anthers 10; carpel tails not hairy on the inside. 1. GERANIUM. 



Anthers 5; carpel tails hairy on the inside. 2. ERODIUM. 



1. GERANIUM L. GERANIUM. 



Herbs with stipulate, palmately lobed, cleft or divided 

 leaves and axillary 1-2-flowered peduncles. Flowers 

 regular, 5-merous. Sepals imbricated. Petals hypog- 

 ynous, imbricated. Stamens 10, generally 5 longer and 

 5 shorter. Style persistent, naked on the inner surface, 

 becoming 'recurved. Carpel opening along the inner 

 face. 



1 . G-. Carolinianum L. More or less spreading, 15-30 cm . high , 

 loosely gray pubescent and glandular; leaves incisely 3-5-parted, 

 3-5 cm. broad; segments cuneate, more or less deeply toothed or 

 dissected; peduncles 2-flowered, about 2 cm. long; petals rose 

 color, 4-5 mm. broad; beak of fruit villous or glandular; carpels 

 villous-hispid, usually black; seed reticulate. 



Frequent on grassy hillsides of the valleys and foothills. March-April. 



G. RICHARDSONI F. & M. Stems 3-6 dm. high; leaves thin, 

 5-12 cm. broad, incisely 3-5-parted; flower 18-20 mm. broad, 

 white or lavender with rose-colored veins. 



Frequent in open pine woods and meadotfg in the~San Bernardino and San 

 Jacinto Mountains. June-August. 



2. ERODIUM J,'Her, ALFILERILLA. 



Herbs with mostly. jointed nodes, opposite or alternate 

 stipulate leaves, and axillary umbellate nearly regular 



