CRASSULACE^S. 



125 



Fruit sometimes 3 feet in diameter, yellow when mature. The Barrel Pumpkin 

 and 7-year Pumpkin arc varieties of this species. July. 



2. C. Melopepo, L. Flat Sq2iash, Sweet Pumpkin. 



Ilairy ; leaves cordate, somewhat palmately 5-lobed, finely toothed ; flowers pedun- 

 culate; fruit depressed-orbicular or club-shaped, often elongated and incurved at 

 base, more or less furrowed with the ridges swelling. Native country unkuowr. 

 A useful and well known kitchen vegetable. 



3 . C verrucosa, L. Warted Squash. Club Squash, 



Hairy; leaves cordate, palmately and deeply 5-lobed, denticulate, terminal lobes 

 narrowed at base ; flowers pedunculate, large; fruit roundish elliptic, or club- 

 sbaped, often elongated and curved at base. Probably a native of North America, 

 as Mr. Nutall says it has been long cultivated by the Indians West of the Missis- 

 sippi. Common in cultivation, with numerous varieties. July. 



Order 48. CRASSULACEJE. 



Succulent herbs, with simple mostly sessile leaves, and perfectly symmetrical flowers ; 

 the petals, pistils and sepals equal (3 to 20), and the stamens tlte same or double, their 

 number. Sepals more or less united at base. Petals distinct, rarely cohering. 

 Ovaries as many as the petals and opposite to tbem. Filaments distinct. Anthmis 

 2-celled, bursting lengthwise. Fruit. FoUicles as many as the ovaries, opening 

 by tho ventral tuture, many-seeded. 



1. TILLiEA. Linn. 



In honor of Tilli, an early Italian botanist. 



Sepals, petals, stamens, and pistils, 3 to 4. Carpels 

 8 to 4, distinct, opening by the inner suture, many-seeded. — 

 Very small tufted annuals, with opposite entire leaves and 

 axillary flowers. 



T. simplex, Nutt. Pigmy Weed. 



Stem diffusely branching from the base and rooting; leaves linear-oblong, th<-!r 

 bases somewhat confluent; flowers solitary, nearly sessile, calyx half the length of 

 the petals, carpels -8 to 10-seeded. 



Muddy banks of streams; rare. Near Philadelphia. July. Aug. Stems 1 to 3 

 inches long, leaves Y & ^ x /i inch long, spreading. Flowers very minute, white. 



2. SEDUM. Linn. 



Lai tedeo, to lit; alluding to the manner in which these plants fix ttiemselvtMi 

 upon rocks and walls. 



6epals and petals 5, rarely 4^ Stamens 10, or rarely 

 8. Carpels 5, many-seeded, with a little scale at the base 

 of each. — Mostly herbaceous thick-leaved perennials, with 

 cymose flowers. 



1. S. ternatum, Michx. Three leaved Stone-crop. 



Btmt low and spreading; lower leaves whorled in threes, wedge-obovate : upper 



y* 



