l.">2 saxii-rac;aci:.k. (saxiikace family.) 



lar, l-rclKd, wiili ,'i parietal placentae, many seeded, loculicidally 3-valvcd at the 

 apex. — A very .sinall (.J' liifxli) tufted aiiiiiial herli, with alternate S[)atnlate 

 leaves, and solitary tenninal wiiitc flowers. 



1. L. spathulatum, Ell. — Clo.sc damp soil, (nor^na (near Savannah) 

 and South Carolina. Marrli and April. 



2. HEUCHERA, L. Alim-uoot. 



Calyx campannlate, coherent with the base of the ovary, 5-cl(ft. Petals .'>, 

 spatulatc Stamens .'>. Styles 2. Ca])sule Icollod, with 2 parietal placenta', 

 many-seeded, 2-l)cakcd, opening between the beaks. Seeds ron<;li or hispid. — 

 Perennial herbs, with erect scapc-Iike stems. Leaves chiefly radical, ionfrpeti- 

 oled. roundish cordate, lobed or toothed. Stipules adnatc to the petioles. Flow- 

 ers cymosc-panicled. 



* Cahjx etpial-sidcd. 



1 . H. Americana, L. Rough-pubescent ; scape leafless ; leaves ercnately 

 or acutely 7 - 9-lobcd and toothed, the teeth mueronate ; panicles long, narrow, 

 loosely-flowered ; calyx as long as the white spatulate petals, much shorter than 

 the stamens and very slender styles. — Shady rocky places in the middle and 

 upper districts, Mississippi to North Carolina, and northward. April and May. 



— Scape 2° -3° high, sometimes with one or two leaves. Leaves 2' -4' wide, 

 on petioles 4' -12' long. 



2. H. villosa, Michx Scape bractcd or somewhat leafy, and, like the 

 petioles and lower surface of the leaves, shaggy with long spreading rusty hairs ; 

 leaves sharply 5 - 7-lobcd and toothed . panicle loose ; flowers minute ; petals 

 white, very narrow, about as long as tlie stamens ; styles elongated. ( H. caules- 

 ccns, Pursh ) — Mountains of North Carolina and Tennessee. June and July. 



— Scape 1° - 3° high. Leaves 3' - 8' wide. Flowers about a line in length. 



3. H. Curtisii, Gray. Scape and petioles smooth ; leaves slightly lobed ; 

 branches of the panicle long, racemose, spreading ; petals purple ' sjjatulate- 

 lanceolatc, scarcely longer than the calyx ; stamens slightly pubescent. (II. 

 caulesccns, /3, Torr. Sf~ Gray ) — Buncombe County, North Carolina, Curtis. — 

 Flowers larger than the last. 



* * Culijx nhliqne. 



4. H. pubescens, Pur-h. Glandular-puberulcnt; stem (2°) leafy ; leaves 

 round-cordate, acutely .5 - Tlobed and toothed, with the sinus closed ; stipules 

 obtuse, fringed ; flowers nodding ; calyx ovoid, yellowish-green, the ovate lobes 

 obtuse; petals spatulate, white, and, like the smooth stamens and styles, includ- 

 ed. — Mountains of North Carolina, and northward. June and July. 



5. H. hispida, Pursh. Hirsute or minutely glandular-jiubcscent; leaves 

 5-9-lobed, the lobes short, rounded, and mucronately toothed; panicle con- 

 tracted ; the short branches few-flowered ; petals broadly spatulate, purple, rather 

 shorter than the more or less exserted stamens ; styles at length much exserted. 



— High mountains of North Carolina. May and June. — Scape 2° - 3° high, 

 sometimes smoothish, as well as the oetiolcs. Flowers larger than any of the 

 preceding. 



