MENISPERMACEAE 419 



Melissa Tourn. ex L. Labiatae (vi). 4 Eur. , W. As. M. officinalis 

 L. (balm) cult. 



Melittacanthus Sp. Moore. Acanthaceae (iv. B). r Madagascar. 



Melitella Sommier. Compositae (13). i Malta. 



Melittis L. Labiatae (vi). i Eur. (incl. Brit.), M. Melissophylluin 

 L., the bastard-balm. 



Mellera Sp. Moore. Acanthaceae (iv. A). 3 trop. E. Afr. 



Melleus (Lat.), of honey colour or taste. 



Mellichampia A. Gray. Asclepiadaceae (n. i). r Mexico. 



Melliniella Harms. Leguminosae (in. 7). i E. trop. Afr. 



Mellissia Hook. f. Solanaceae (2). i St Helena. 



Melloa Bur. Bignoniaceae (i)- 2 Brazil, Venezuela. 



Melo (Tourn.) L. Cucumis Tourn. (Cucurb.). 



Melocactus (Tourn.) Link et Otto. Cactaceae (in. i). 30 W.I., S. 

 Am. Ribbed plants, like Cereus. Fls. produced at the top. 



Melocalamus Benth. Gramineae (13). i Burma. 



Melocaima Trin. Gramineae (13). i Indomal. Exalbum. seed ed. 



MelocMa Dill, ex L. Sterculiaceae. 60 trop. 



Melochia Rottb. Inc. sed. i Guiana. 



Melodinus Forst. Apocynaceae (i. i). 25 Indomal., Polynesia. 



Melodorum Hook. f. et Thorns. Anonaceae (4). 30 palaeotrop. 



Melolobium Eckl. et Zeyh. Leguminosae (in. 3). 12 S. Afr. 



Melon, Cucumis Melo L. ; -cactus, Melocactus ; -thick (W.I.), Melo- 

 cactus; -, water, Citnillus vulgaris Schrad.; -, white gourd, Benin- 

 casa cerifera Savi. 



Melosperma Benth. Scrophulariaceae (n. 6). i Chili. 



Melothria L. Cucurbitaceae (2). 60 trop. and subtrop. 



Membranous (L), thin, dry, not green, flexible. 



Memecylanthus Gilg et Schlechter. Caprifoliaceae. i New Caled. 



Memecylon L. Melastomaceae (in). 120 palaeotrop. 



Memora Miers (Adenocalymma p.p. BH.). Bignoniaceae (i). 20 S. 

 Am. 



Memorialis Buch.-Ham. (Poitzolzia p.p. BH.}. Urtic. (3). 13 Indo- 

 mal. 



Menabea Baill. Asclepiadaceae (11. 2). i Madagascar. 



Menais Loefl. Inc. sed. i S. Am. 



Menaphronocalyx Pohl. Inc. sed. Nomen. 



Mendoncia Veil. Acanthaceae (11). 24 trop. Am. 



Mendozia Ruiz et Pav. = Mendoncia Veil. (Acanth.). 



Menepetalum Loes. Celestraceae. 5 New Caledonia. 



Menestoria DC. Rubiaceae. Genus delendum ; farrago. 



Meniscium Schreb. = Dryopteris Adans. (Polypod.). 



Meniscoid, watch-glass-shaped. 



Menispermaceae (EP., BH.). Dicots. (Archichl. Ranales). 63 gen., 

 with 360 sp. , trop. and warm temp. Mostly climbing shrubs with 

 alt. simple 1., in whose axils are usu. serial buds. The stem-anatomy 

 is of interest. Fls. in axillary racemes (exc. Cissampelos, &c.), uni- 

 sexual, usu. dieec. Formula usu. K3 + 3, C 3 + 3, A 3 + 3, 63, but 

 many exceptions. K and A often > 6 ; sometimes only i cpl. Ovules 

 i in each cpl., ventral, pend., semi-anatr. Achene; seed album. 

 The classification of the genera is largely based on the structure of 



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