556 CONVOLVULACE^. (CONVOLVULUS FAMILY). 



lanceolate^ acuminate, erect-connivent hhes/ anthers longer than Jilament, 

 with long, lanceolate appendage; carpels .003 long — Spring —Rocky 

 places ; Lebanon, Antilebanon, and northward. 



2. C major, Lam. .5 to 1, more or less tubercled or ciliate, 

 or glabrescent-glaucous. Lower leaves obovate-spathulate, .15 to .3 

 long, tapering to a petiole, upper ovate-oblong, with cordate base. 

 Calyx-lobes oblong, rather acute, ciliate, .01 to .015 long in fruit; co- 

 rolla yellow or purple, more than twice as long as calyx, with short, 

 hroad, triangular, at length recurved teeth; anthers shorter than filament, 

 with short appendage ; carpels .003 to .004 long, .0025 to .003 broad 

 — Spring — Mountains of central and eastern Palestine. 



Order LXX. COX VOL.VUL. ACE^ , (Convolvulus Family). 



Chiefly twining or trailing herhs with alternate lea/oes 

 (or scales)^ and regular^ 5-a7idrous flowers, a 6-plaited or 

 lohed, regular, tubular, campanulate, or funnel-shaped co- 

 rolla (usually twisted in the hud), a %^-Gelled, free ovary, 

 with 1-2 ovules in each cell; style 1, hifld, or ^ — Calyx 

 5-sepaled or 4-5-cleft, persistent ; stamens inserted near base 

 of corolla ; nectary annular, generally around ovary ; fruit 

 capsular, variously dehiscent, or a dry, indehiscent berry ; 

 seeds inserted at base of axis, with incomplete partitions be- 

 tween them at base of capsule; embryo coiled or curved, 

 with or without cotyledons. 



Fig. 254. 



Fig. 255. 



Fig. 2S4. Flower of an Ipomsa (a) The 5-parted calyx, (b) The broad-funnel-ahaped, 

 plaited corolla. 



Fig. 255. The corolla laid open, showing the 5-stamens inserted near the base of the 

 corolla-tube. 



Tribb I ENCONVOIiVUIiE.E. Leafy plants with crumpled cotyledons, and 

 urved, crumpled embryo. Sepals 5. Estivation plicate or induplicate 



