Sipho. III. HEXANDRIA. 679. ARISTOLOCHIA. Gen. pl. 1383. 1. A. foliis cordatis acutis, caule volubili, pedunculis unifloris bractea ovata instructis, corollis adscendentibus, limbo trifido æquali. Willd. sp. pl. 4. p. 155. A. macrophylla. Lam. encycl. 1. p. 252. Icon. Bot. mag. 534. L'Herit. stirp. t. 7. On the mountains: Pensylvania to Carolina. H. June. v. v. A very high running vine; leaves large, and well calculated to form shady bowers; flowers very singular in structure, yellowish-brown; the leaves are more or less pubescent. Serpentaria. 2. A. foliis cordatis oblongis acuminatis, caule flexuoso adscendente, pedunculis radicalibus, corollæ labio lanceolato. Willd. sp. pl. 4. p. 159. In shady woods, on fertile soil: New England to Carolina; principally throughout the mountains. 4. May, June. v. v. This is the famous Virginia Snake root, so very highly and, I think, deservedly esteemed by the Indians and white inhabitants of America. I have seen a very narrow and long-leaved variety of it, which, if there were any difference in the flowers, might claim to be a distinct species. canadense. IV. DODECANDRIA. 680. ASARUM. Gen. pl. 801. 1. A. foliis lato-reniformibus geminatis, calyce lanato profunde tripartito, laciniis sublanceolatis reflexis.Mich. f. amer. 1. p. 279. Willd. sp. pl. 2. p. 838. A. carolinianum. Walt. fl. car. 143. A. latifolium. Salisb. prodr. 344. Icon. Moris. hist. 3. s. 13. t. 7. f. 4. Corn. canad. t. 25. . April. v. v. The root is highly aromatic, and known by the inhabitants under the name of Wild Ginger. It is said to be made use of by the Indian females to prevent impregnation. 2. A. folis solitariis rotundato-cordatis glabris coriaceis, In shady rocky woods: Virginia and Carolina. 4. May. 3. A. foliis subhastato-cordatis coriaceis, calyce tubuloso A. virginicum. Walt. fl. car. 143. In shady woods of Lower Carolina. . May. v. v. virginicum. arifolium. XIX. DICLINIA. I. SEGREGATE. * Uniloculares. 681. VALISNERIA. Dioica. Masc. Spatha 2-partita. Spadix conicus tectus flosculis. Cal. 3-partitus. Stam. 2. Fem. Spatha tubulosa, 2-fida, 1-flora. Cal. superus, longissimus, limbo 6-partito, laciniis alternis linearibus. Stigmata 3. semibifida. Caps. cylindrica, 1-locularis, polysperma. 682. NĀJAS. Monoica. Masc. Cal. cylindricus, 2-fidus. Stamen 1. filamento longo, anthera 4-valvi: valvis patentibus. Fem. Cal. O. Styl. 1. Stigm. 2. Nux 4-sperma. 6s3. DIOTIS. Monoica. Masc. Cal. 4-phyllus. Stam. 4. Fem. Cal. 1-phyllus, bicornis. Stylus 2-partitus. Sem. 1. villosum, calyce bicorni tectum. ** Tricoccæ; Capsula 3-locularis, 3-sperma. Stamina monadelpha. Monoica. 684. RICINUS. Masc. Cal. 5-partitus. Stam. numerosa. Fem. Cal. 3-partitus. Styli 3. bifidi. Caps. echi nata. 685. JATROPHA. Masc. Cor. 1-petala, infundibuliformis. Stam. 10. alterna breviora. tala, patens. Styli 3. bifidi. 686. CROTON. Masc. Cal. cylindricus, 5-petala, aut O. Stam. 10—15. Fem. Cor. 5-pe 5-dentatus. Cor. Fem. Cal. poly 687. ACALYPHA. Cal. 3-4-partitus, 1-bracteatus. Masc. Bractea squamiformis. Stam. 8-16. Fem. Bractea magna cordata involucriformis. Styli 3. bifidi. 688. TRAGIA. Masc. Cal. 3-partitus. Stam. 3. subsessilia. Fem. Cal. 5-partitus. Stylus 3-fidus. 089. EUPHORBIA. Involucrum commune calyciforme, Flos fem. centralis, nudus, solitarius, stipitatus, 690. STILLINGIA. Involucrum coriaceum, urceolatum, II. AMENTACEAE. * Flores dioici. 691. SALIX. Amenta cylindracea, imbricata: squamis 1- Stam. 1-6. interdum monadelpha. Fem. Styl. bi- 692. POPULUS. Amenta cylindracea, laxe imbricata : 693. MYRICA. Amenta ovata, imbricata: squamis lunatis, trifloris. Cal. O. Masc. Squama 4-andra, rarius 6-andra. Fem. Styli 2. Drupa 1-sperma. ** Flores monoici. 694. BETULA. Amenta imbricata: squamis peltatis, 3floris, 3-fidis. Masc. Cal. 4-partitus. Stam. 10— 12. Fem. Squama 2-flora. Cal. O. Stigm. 2. Sem. 1. utrinque membrana alatum. 695. ALNUS. Amentum receptaculis cuneiformibus truncatis 3-floris compositum. Masc. Cal. 4-partitus. Stam. 4. Fem. squama biflora. Cal. O. Stigm.2. Sem. 1. compressum, ovatum, apterum. 696. CARPINUS. Amenta laxe imbricata: squamis 1floris. Cal. O. Masc. Squama ovata, ciliata. Stam. 6-10. Antherae apice villosa. Fem. Squama lanceolata, ciliata, biflora. Germen apice denticulatum. Stigm. 2. Nux ovata, sulcata. 599 697. OSTRYA. Amenta imbricata. Masc. Cal. squama. Fil. ramosa. Fem. Amentum nudum. Caps. inflatæ, imbricatæ, basi monospermæ. 698. FAGUS. Masc. Amentum subrotundum. Cal. 5fidus, campanulatus. Stam. 8-12. Fem. Cal. 4dentatus, setosus. Germ. 2. Nuces 2. calyce echinato, coriaceo, 4-fido inclusæ. 699. CASTANEA. Masc. Amentum nudum, lineare. Cal. sub-6-phyllus. Stam. 5-20. Fem. Cal. 5-6-phyllus, muricatus. Germ. 3. Stigm. penicilliformia. Nuces 3. calyce echinato inclusa. 700. QUERCUS. Masc. Amentum nudum, lineare. Cal. sub-5-fidus. Stam. 4-10. Fem. Cal. plerumque 6-dentatus, scaber. Styli 2-5. Nux coriacea, calyce persistente basi cincta. 701. CORYLUS. Masc. Amentum imbricatum: squamis 3-fidis unifloris. Cal. O. partitus, lacerus. Styli 2. sistente cincta. 702. LIQUIDAMBAR. Masc. Stam. 8. Fem. Cal. bi- Amentum conicum, involucro 4-phyllo cinctum. Filam. numerosa. Fem. Amentum globosum, involucro 4-phyllo cinctum. Cal. urceolatus, biflorus. Styli 2. Caps. 2. basi cinctæ, 2-valves, polysperma. Cal. 6 703. COMPTONIA. Masc. Amentum cylindricum, laxe imbricatum; squamis 1-floris. Cal. 2-phyllus. Filam. 3. bifurcata. Fem. Amentum ovatum. phyllus. Styli 2. Nux ovata, 1-locularis. 704. PLATANUS. Amentum globosum. Masc. Cor. vix manifesta. Anthera filamentum circumnatæ. Fem. Cor. polypetala. Styli stigmate recurvo. Sem, subrotunda, stylo mucronata, basi papposa. 705. JUGLANS. Masc. Amentum imbricatum. Cal. 6partitus. Filam. 4-18. Fem. Cal. 4-fidus, superus. Cor. 4-partita. Styli 2. Drupa coriacea, nuce sulcata. 706. MORUS. Amentum subglobosum. Masc. Cal. 4Filam. 4. Fem. Cal. 4-phyllus. Styli 2. Cal. baccatus. partitus. Filam. 4. Sem. 1. |