420 



MENISPERMA CEAE 



the seed. A few are or have been medicinal, on account of the 



bitter principle in the roots. Chief genera: Menispermum, Cocculus, 



Cissampelos, Jateorhiza, Tinospora, Anamirta. 

 Menispermum (Tourn. ) L. Menispermaceae. 3 temp. E. As., Atl. 



N. Am. (moon-seed). 



Menkea Lehm. Cruciferae (3). 2 Austr. 

 Menodora Humb. et Bonpl. Oleaceae. 15 warm Am., Afr. 

 Menonvillea R. Br. Cruciferae (i). 4 Chili, Peru. 

 Mentha (Tourn.) L. Labiatae (vi). 15 I*. 6 in Brit, (mint), incl. 



M. piperita L. (peppermint), M. Pidegium L. (penny-royal). From 



the former an oil is obtained by distillation and used in medicine, &c. 



M. viridis L. is cultivated as a pot-herb for flavouring. 

 Menthol, a substance extracted from oil of peppermint, &c. 

 Mentum, a chin, cf. Orchidaceae. 

 Mentzelia Plum, ex L. (BH. incl. Eucnide Zucc. ). Loasaceae. 55 warm 



Am. No stinging hairs. In some the outer sta. are sterile. 

 Menyanthes (Tourn.) L. Gentianaceae (n). i N. temp. (incl. Brit.), 



M. trifoliata L., the buck- or bog-bean. A bog plant with creeping 



rhiz. and alt. 1. Fls. dimorphic heterostyled (ff. Primula). The 



rhizome has bitter tonic properties. 

 Menziesia Sm. Ericaceae (i. 2). 7 N. temp. [M. polifolia Juss.= 



Daboecia polifolia.] 



Meoschium Beauv. = Ischaemum L. p.p. (Gram.). 

 Mephitidia Reinw. ex Blume = Lasianthus Jack. (Rubi.). 

 Merathrepta Rafin. (Danlhonia p.p.). Gramineae (9). 9 N. Am. 

 Merciera A. DC. Campanulaceae (i). 4 S. Afr. 

 Merckia Fisch. (Arenaria p.p. BH.}. Caryophyll. (i. i). i N.E. As., 



N.W. Am. 

 Mercurialis (Tourn.) L. Euphorbiaceae (A. n. 2). 7 Medit., Eur., 



E. As. 2 in Brit., M. perennis L. and M. annua L. (mercury). 



Uioec. anemoph. fls. Veg. repr. by rhizomes. C absent. Cpls. (2). 

 Mercury, Mercurialis. 



Merendera Ram. Liliaceae (i). 10 Medit., Abyssinia. 

 Meretricia Neraud. Rubiaceae. Nomen. 

 Meriandra Benth. Labiatae (vi). 2 Himalaya, Abyssinia. 

 Meriania Sw. Melastomaceae (i). 30 W.I., trop. Am. 

 Mericarp, the one-seeded portion of a schizocarp, Umbelliferae. 

 Mericarpaea Boiss. Rubiaceae (n. n). i W. As. 

 Meringurus Murbeck. Gramineae (12). i Tunis. 

 Merinthopodium Donnell Smith. Solanaceae (4). C. Am. 

 Merinthosorus Copeland (AcrostzcAump.p.). Polypodiaceae. i Phil. Is. 

 MeriolixRann.(Cte<tf/^rrtp.p. BH.}. Onagraceae (2). 3 temp. N. Am. 

 Merism, repetition of parts to form a symmetry or pattern. 

 Merismatic, meristematic, of dividing and growing cells. 

 Meristostylis Klotzsch (Kalanchoe Adans. p.p. EP.}. Crassulaceae 



(Gentianaceae BH.). 3 trop. Afr. 

 Merkusia de Vriese = Scaevola L. p.p. (Gooden.). 

 Mermaid weed (Am.), Proserpinaca. 

 Merostachys Spreng. Gramineae (13). 10 S. Am. 

 Merremia Dennst. (Batatas, Convolvulus, Ipomoea p.p. ). Convolvulaceae 



(i). 50 trop. and subtrop. 



