264 BOTANICAL GAZETTE. [| November, 
divided into few distant segments, terminal one much the 
largest; radical leaves similar or often entire: fruit 1} lines. 
long, not beaked at summit, with less prominent ribs and. 
very prominent calyx-teeth (figs. 103, 104).—W ground, 
Arkansas, Indian Territory and Texas. FI. Apri 
DAUCUS Linn.—Fruit oblong, flattened dorsally : carpel 
with 5 slender bristly primary ribs and 4 winged secondary 
ones, each bearing a single row of prominent barbed prickles « 
oil-ducts solitary in the intervals (that is, under the secondary 
ribs), two on the commissural side: seed-section dorsally 
flattened, the face somewhat concave or almost plane (figs. 
105, 106).—Bristly annuals or biennials, with pinnately de- 
compound leaves, foliaceous and cleft involucral bracts, con- 
cave umbels (connivent in fruit), and white flowers. 
I. D.Carota LL. Stem bristly: ultimate segments of the 
leaf lanceolate and cuspidate: rays more numerous aS 
elongated than in the next (figs. 105, 106).—Naturalized 
2. D. pusillus Michx. Fl. 1 164. Stems retrosely papil- 
tion of carpel of same; fig. 93, fruit of Berula angustifolia; fig. 4: nad 
tion of carpel of same; fig. 95, fruit of Crantzia lineata; fig. %, see 
of carpel of same; fig. 97, fruit of Cicuta maculata ; fig. 98, section of : 
87,18 X 5; figs. 89, 91, 97, 99, 101, 108, 105 are <8; figs. 88, 9 95, 98, 
100, 102, 104, 106 are >< 25; figs. 90, 92, 94, 96 are < 40. 
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