102 MISSOURI BOTANICAL GARDEN. 



white; styles 3-5. Fruit ripening early in October, on short slender hairy 

 spreading pedicels, m few-fruited clusters, subglobose to short-oblong, 

 green, becoming light orange-yellow, marked by large pale dots, about 1 

 cm. in diameter; calyx little enlarged, wuth a short tube, a narrow deep 

 ca\'ity pointed at the base, and small spreading usually persistent green 

 lobes; flesh tliick, green, dry and mealy; nutlets 3-5, gradually narrowed 

 and acute at the ends, ridged on the back, with a broad high grooved 

 ridge, G-G.5 mm. long, and about 5 mm. wide. 



A shrub 1-2 m. high, with small intricately branched stcmS; 

 and very slender nearly straight glabrous branchlets light 

 green when they first appear, becoming light chestnut-brown, 

 lustrous and marked by pale lenticcls in their first season and 

 dull gray-brown the following year, and unarmed or armed 

 with slender straight purple spines 3-3.5 cm. long. 



Dry hmestone hills, Pacific, Franklin County, C. S. Sar- 

 gent, (No. 1) October 1, 1901, J. H. Kellogg, (No. D type) 

 April 24 and 29, 1907. 



MOLLES. 



Le 



1 diameter, in usually many-flowered tomenlose or villose corymbs; 

 stamens 20, or 15 in No. 4; fruit subglobose, sliort-oblong or obovate, 

 red or rarely yellow, often more or less pubescent, 1-2.5 cm. in diameter; 

 flesh thick, often edible; nutlets generally 5, thin, narrowed at the ends, 

 only obscurely grooved or ridged on the back, 



i 



Anthers yellow or white. 



Leaves mostly broad and rounded at the base. 

 Fruit subglobose to short-oblong. 



Leaves thick to subcoriaceous, broadly ovate, yellow- 

 green; flowers in many-flowered hoary- tomcntose 

 corymbs; fruit ripening in August and September. 



1. C mollis. 



Leaves thin, ovate, blue-green; flowers in 8-12-flowered 



rymb 



2. C, decliviiatis. 



Fruit 



Fruit 1.8-2 cm. long; nutlets 7.5-8 mm. in length; 



leaves scabrate above. 3. C. macrophylla. 



Fruit not more than 1.5 cm. long; nutlets 5-5.5 mm. 



in length; leaves smooth above; stamens 15. 



4. C. lasianiha. 



Fruit obovate; leaves ovate, scabrate above. 



Flowers on short pedicels, in wide 15-20-flowered 



■ymb 



5. C umbrosa. 



