40 SCROPHULARIACEiE. Limosella. 



Tribe VI. VERONICEJE. Benth. 



Corolla rotate, funnel-form, rarely tubular or somewhat ^-lipped. Stamens 4, all of tliem 

 fertile ; or often only 2, without abortive rudiments. Capsule 2-celled, loculicidal ; the 

 valves often 2-cleft at the dissepiment. 



11. LIMOSELLA. Li7in. ; Endl. gen. 3977. MUDWORT. 



[ Named from the Latin, limns, mud ; the plant glowing in muddy places.] 



Calyx 5-clet't, equal. Corolla 4 — 5-lobed, somewhat campanulate ; the lobes equal. Stamena 

 4, nearly equal : anthers distant, 1-celled. Stigma capitate. Capsule globose, 1-celled, 

 2-valved ; the valves entire. Seeds several, oblong, longitudinallj' sulcate and transversely 

 striate. — Small annual herbs, with creeping filiform stems, which throw up tufts of narrow 

 leaves and one-flowered peduncles. Flowers minute, blue or white. 



1. Limosella aquatica, var. tenuifolia, Hoff. Common Mudwort. 



Leaveslinear, very narrow. — Hoff.fl,. Germ. 2. p. 29 ; Pers. syn. 2. p. 167. L. subulata, 

 Ives in trans, phys, med. soc. N. York, 1 . p. 439, with a figure ; Torr. compend. p. 239 ; 

 Beck, bot. p. 267. L. tenuifolia, Nutt. in jour. acad. Philad. 1. p. 115, and gen. 2. p. 43. 



Plant rooting and creeping in the mud. Leaves about an inch long and half a line wide, 

 scarcely dilated at the extremity, somewhat succulent. Peduncles usually longer than the 

 leaves. Flowers minute. Calyx campanulate ; the teeth acute. Corolla pale blue externally, 

 white inside, often 4-lobed. 



Muddy banks of the Hudson. Near West-Point {Prof. Bailey) ; Peekskill (Dr. Mead). 

 July - September. 



12. VERONICA. Linn. ; Endl. gen. 3979. SPEEDWELL. 



[Origin of the name uncertain.] 



Calyx 4-parted. Corolla rotate, unequally 4-lobed ; the lower segment narrower. Stamens 

 2 : anthers 2-celled. Capsule 2-celled, obcordate. Seeds usually few, plano-convex, 

 or roundish and hollowed on one side. — Herbs or suffruticose plants, with opposite or 

 verticillate (rarely alternate) leaves, which are often serrate or incised. Flowers axillary, 

 spiked or racemose, mostly blue or white. 



• Veronica proper. Cali/x 4- (rarely 5-) parted. Corolla rotate. Seeds pUino-amvex. 



1. Veronica serpyllifolia, Linn. Paul's Betony. 



Stem ascending ; leaves ovate or elliptical, crenate, smooth ; raceme elongated, many- 

 flowered ; capsule inversely reniform, as long as the style. — Linn. sp. \. p.l'i ; Walt. fl. 

 Car. p. 60 ; Mich. fl.\.p.A; Engl. hot. t. 1075 ; Pursh, fl.l.p.W; Bigel. fl. Bost. 

 p. 5 ; Torr. fl,. I. p.8; Beck, bot. p. 261 ; Darlingt. fl. Cest. p. 3. 



