Ordbb ta.— pbimulaoe^. 505 



5 L. longifdlia Vh. Prairie Moneywort. St. slender, 4-angled, flexuous, 

 branched above ; Ivs. liaeax-shining, rigid, sessile, margin revolute; fls. opposite or 

 mostly quatemate and terminal on tlie stem and branches ; aep. lance-linear, 

 acuminate ; pet. longer than the calyx, roundish-ovate, erose-dentate, abruptly 

 acuminate. — Common in low prairies, W. States. The largo yellow flowers, are 

 very conspicuous among the grasses. Stems 12 — 20' high, purple. Leaves 2 — 

 3' by 2 — 3", coriaceous, deep green. Flowers numerous, 9" diam., of a brilliant 

 yellow. Anth. large. Jl. (L. revoluta Nutt.) 



6 I>. h^brida Mx. Smooth and erect ; Ivs. flat, veiny, oblong -lanceolate or lanee- 

 linear, acute at each end (the lower often shortened and obtuse), ^e&fes ciliaie, 

 short ; fls. nodding ; ped. axillary ; stam. united in a very short tube at base, 

 with intermediate processes.— If Moist meadows and prairies. Can. and XT. S. 

 The fls. resemble those of tho L. ciliata. St. If to 18' high, simple or branched. 

 Lvs. 1 to 3' by 3 to 8", the two upper pairs usually approximate, forming awhorl 

 of 4, with 4 axillary fls. Jl. (L. angustifolia Lam. L. heterophylla Mx.) 



7 L. cilidta L Subsimple, erect ; lvs. opposite, rarely quatemate, ovate, sub- 

 cordate or ovate-lanceolate, petioles ciliate upper side ; fls. nodding mostly oppo- 

 site ; sta. distinct, mth 5 abortive filaments. — y In gravely soils and near streams, 

 tr. S. and Can. Boot creeping. Stem somewhat 4-sided, 2 — 3f high, simple or 

 with a few opposite branches. Leaves large, pointed, somewhat cordate at base, 

 on petioles fringed with cUese, the upper ones apparently quatemate. Flowers 

 large, yellow, axillary. Stamens inserted into a ring. jfl. 



j3. ToNSA. Petioles entirely destitute of oileaj ; lvs. smaller. — Mts. E. Tenn., 

 near the Cumberland Gap. Plants 6 to 18' high. 



8 L. r^dicans Hook. St. erect at base, glabrous, then decumbent, long, trailing, 

 branching and rooting at the joints; lvs. lance-ovate, gradually acute, the long 

 petioles more or less ciliate ; fls. small, loosely paniculate on the slender branches. 

 — ^Wet places, Ta. (Aikin) to La. (Hale). Sis. 2 to 4f long. Petioles half as 

 long (1') as the leaves. Fls. half as large as in No. 4. 



9 L. nummuldria L. Moneywort. St. weak, trailing; lvs. roundish, subcor- 

 date, obtuse, on very short petioles ; fls. opposite, axillary, large, sep. ovate, sub- 

 cordate, acuminate. — Found at Middlebury, Tt. (Prof. Latlirop), and shores of L. 

 Mich. (Nutt.). Eur. 



10. ANAGAL'LIS, L. Scarlet Pimpbrnel. Poor Man's Weather- 

 glass. (Gr. avayeXdci, to laugh ; it is said to be medicinally effica- 

 cious in hypochondria.) Calyx 5-parted ; cor. rotate, deeply 5-parted, 

 longer than the calyx, tube ; sta. 5, hirsute ; anth. introrse ; caps, 

 globous, membranaceous, circumscissile. Herbs with square stems and 

 (mostly) opposite lvs. Ped. axillary, solitary. (Fig. 39.) 



A. arv^nais L. Procumbent, branched ; lvs. broad-ovate, opposite or temato, 

 sessile ; ped. longer than the leaVes ; sep. linear-lanceolate, about equaling the 

 petals; pet. crenate-glandular.—® A trailing plant, in fields, road-isides, &c., U. 

 S. (except the colder parts of N. Eng.), and in almost all other countries. Stem 

 6 — 20' long, with elongated branches, or simple. Leaves 6 — 8" by 4 — 6"- Fls. 

 small but pretty, with scarlet petals, opening at 8 o'clock, A. m., and closing at 2 

 p. ir., in damp weather not open at all. Jn. — ^Aug. — Dr. BueL of Killington, Ct., 

 sent us specimens with Hue flowers ! 



11. CENTUN'CULUS, L. False Pimpernel. Calyx 4-parted ; cor. 

 urcoolatc-rotate, 4-oleft, shorter than the calyx ; sta. 4, beardless, united 

 at base ; caps, globous, circumscissile ; seeds very minute. — ® Very 

 diminutive, with alternate lvs. Fls. axillary, solitary, subsessile. 



C minimtis L. Erect or ascending, branched; lvs. subsessile, ovato or lance- 

 ovate, obtusish, entire, alternate, lower opposite; sep. linear-subulate, equaling 

 the capsule. — "Wet places, 111. (Mead), and Southern States. Plant 1 to 2' high in 

 lU., but 3 to 6' long in La. lieaves about 2" by 1"- Flowers reddish ? JL 



