. A manual of the medical botany of North America [microform]. Botany, Medical; Botany; Botanique médicale; Botanique. 58 liANUNCULACE^. is often entirely diHsipatrd in the process of (Irving. Occasionally, as in aconite, the active principle is stored up more abundantly and permanently in a tuberous root. Though the ranunculacejc ai'e represented in the United States by a comparatively large number of genera and species, few of these have as yet been found worth}'^ a place in the Pharmacopcoia. Doubtless fuither care- ful investigation in this tield may yield important results. CLEMATIS. —ViK
. A manual of the medical botany of North America [microform]. Botany, Medical; Botany; Botanique médicale; Botanique. 58 liANUNCULACE^. is often entirely diHsipatrd in the process of (Irving. Occasionally, as in aconite, the active principle is stored up more abundantly and permanently in a tuberous root. Though the ranunculacejc ai'e represented in the United States by a comparatively large number of genera and species, few of these have as yet been found worth}'^ a place in the Pharmacopcoia. Doubtless fuither care- ful investigation in this tield may yield important results. CLEMATIS. —ViKGiis'ti-BowER. Char zr of the Genu^'.—Calyx : sejials 4, rarely more, colored, pctaloid, the val\..te margins turned inwai-d in the bud. Corolla none, or, if present, the petals small. Stamens indefinite in iiundK'r, distinct. Ova- ries numerous, distinct. Acheuia in a head bearing the persistent styles as naked, hairy, or plumose tails. Pex'ennial, herbaceous or slightly Avoody plants, generally climbing by means of their leaf-stalks ; occasionally low and erect. Leaves opposite. Clematis Viorna Linne.'—Lculhcr-F/ower. Lh'Hcripiion.—Cah'x ovate, at length bell-shaped, the purjilish sepals very thick and leatheiy, tipped with short recurved points. Corolla wanting. The long tails of the fruit very plumose. An herbaceous climber. Leaves l)innate ; leaflets 3 to 7, ovate or oblong, soujetimes slightly cordate, 2- to 3-lobed or entire ; the uppermost often simple. Peduncles bearing single, large, nod- ding flowers, which appear from May to August. JlabihU.—1\\ rich soil from Pennsyl- vania to Ohio and southward. Clematis VirginianaLinne.—Com- mon Vi7'gin\s-Boivnr. I)esc7'ij}lk»i.—Flowers polygamo-di- oecious. Cnlvx: sepals small, obovate^ spreading, white. Corolla wanting. Fruit with conspicuous feathery tails. An her- baceous perennial. Stem crlimbing and running freely over shrubs, fences, etc. Leaves ternate ; leaflets ovate, acute, cut or lobed, somewhat cordat
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