248 Order 18.— HTPERICACB^ 



with no glands between them ; styl(» 3 — 5, distinct or united at base, 

 persistent. — Herbaceous or shrubby plants. • Lvs. punctate with pel- 

 lucid dots, opposite, entire. Fls. solitary, or in cymous panicles, 

 yellow. 



S stamens 25 — 100, more or less united Into sets (a). 

 % Stamens 0—15, not at all united (d). 



a Carpels (anil styles) 5 or more. Capsule 5-cellcd Nos. 1, S 



a Carpels S. Capsule 3-ceIIed (the placentre meeting (b). 



a Carpels :i. Caj)Sulo 1-celIed (the placentje not quit.- meetin!; (c). 



b Shrubby. Petals not dotted. Leaves lanceolate or ol>lanccolate Nos. S — 5 



b Shrubby. Petals not dotted. Leaves linear Nos. 6, 7 



b Herbaceous. Petals sprinkled with black dots Nos. 8 — 10 



C Shrubs. Styles united into one Nos. 11 — 14 



o Half-shrubby. Styles nniteil into one Nos. 15 — IS 



O Herbaceous. Styles distinct, at least at the top Xu^. 19 — W 



d Flowers in corymbous cymes N^.^. 2.^, 24 



driowera racemed on the "slender branches Nus. 25, 2e 



1. H. pyramidatnm Ait. Herbaceous ; lvs. sessile, oblong-ovate, acute ; sty. 5 ; 

 plaoontje retroflexed in tlie cells of the capsule. — y Hills and river banks. Ohio 

 and Peuu. to Can. St. 3 — 5f high, scarcely angular, smooth, rigid. Branches 

 corymbous, erect, 4-angled. Lv.s. of the stem 2J — 5' long, J as wide, of Iha 

 branches about half these dimensions. Fls. very large (IJ' broad) Petals obo- 

 vate. Sta. capillary, 100 or more. Caps. 1' long, ovoid-conical, lipped with the 

 5 styles. Sds. co. Jl., Aug. 



2 H. Kalmianiim L. Shrubby; lvs. linear-lanceolate, very numerous, obtuse; 

 caps. 6-ce!led, tipped with the 5 styles. — Boolts below Niagara Falls, etc. A 

 handsome species, a foot or more in hight. Lvs. an inch in lengtii, slightly revo- 

 lute on the margin, 1-veined, minutely and thickly punctate, sessile. Brandies 

 slender and delicate, somewhat 4-angled. Fls. 9" diam. Sta. very many. Aug. 



3 H. Buokleyi Curtis. Low, diffusely branched from the slirub* base, lis. 

 wedge-oblong or obovate, subsessile, smooth, very obtuse; fls. terminal, sulitary, 

 peduiicled ; sep. unequal, leafy, obtuse, and with the CO stam. shorter than the 

 pet.als; caps. 3-celled, styles united. — High. Mts. of N. Car. to Ga. biems 8 — 12' 

 high. Lv.s. 6 or 7" by 3 or 4".. Eesembles Ascyrum Crux-Andrc.-c. 



4 H. prolificum L. Branching ; branches awipital, smooth ; Iks. oblong-lancetf- 

 iafe, obtuse, narrowed at base, crenulately waved at edge; cymes compound, 

 leaty; sej). unequal, leafy, ovale, cuspidate; petals obovate, a little larger than 

 sepals. — -A highly ornamental shrub, 2 — 4f high, prairies and creek shores, Mid. 

 and W. States. Lvs. 2 — 2J' long, 4 — G" wide. Fls. 9" diam., orange-yellow in 

 an elongated inflorescence. Sta. CO. Jl., Aug. -j-. 



/3. DENSIPLOKUJI T. and G. Branches very numerous ; lvs. crowded, much 

 smaller (less than 1' long) ; fls. \ery numerous, in compound cymes, and 

 ranch smaller (about 6" diam.) — E. Tenn. to Fla. (H. densiflorum Ph.) 



5 H. galioides Lam. Branches few, terete ; lvs. fenear-lanceolatc, rather obtuse ; 

 cymules numerous, axillary and terminal, paniculate ; sep. subequal, linear-lanceo- 

 late. — S. Car. to Fla. in damp soil. St. 2 to 3f high, with str.aight, erect branches 

 and a smooth bark. Lvs. fascicled in the axils as if whorled, 10 to 15" by 2 to 

 3", dotted \\-ith large, pellucid glands. Fls. about 1" diam. Jn., Aug. 



6 H. rosmarinifolium Lam. St. straight, erect, sparingly branched ; lvs. lin- 

 ear, shorter than the internodes, narrowed at base to a petiole ; cymules dense, few- 

 flowered, panicled. — Ky. to Fla. Smooth and' handsome, 18 to 30' higli, half 

 shrubby. Lvs. 1' to IJ' long, 1 — 2" wide, revolute-edged, fascicled in ihe axils 

 as if whorled. Fls. 6" diam. Sep. subequal, about as long as the oljovato petals. 

 Jn., Aug. 



7 H. fasoiculatum Lam. Shrub much branched, bushy ; lvs. linear, very nar- 

 row, longer than the internodes, sessile: cymules Icaiy — Wet places in pine bar- 

 rens, Ga., Fla. to La., common. Bush 1 to 2f high, very leafy. Lvs. nearly 

 r in length, recurved or straight, with smaller ones clustered in the axils. Fla. 

 numerous, 6' diam. Petals obovate, 1-toothed (like Nos. 4, 5) about tho length 

 of the linear sepals. Jl., Sept. 



p. AEBREVLiTDM. Branches irregular and crooked ; lvs. very short (2 to 3"), 

 tufted in the axils ; petals 3 times longer than the sepals. — Gar. to Ga. 



