AERIAL ROOTS 19 



Adruc (W. Ind.), Cyperus articulatns L. 

 Aduncate, bent like a hook. 



Adventina Raf. Compositae (inc. seel.). 2 N. Am. 

 Adventitious (Cl.), invading from distant formations ; buds, arising 

 elsewhere than normally in an axil, Begonia, Bryophylluin, Carda- 

 mine, Cyslopteris, Linaria, Ophioglossum, Pteris, Pyrola; embryo, 

 one formed without fertilisation, AUhornea, Citrus, Euonymns, 

 Funkia, Nothoscorditin ; root, one developed from stem or leaf, Acan- 

 thorhha, Araceae, Bromeliaceae, Gramineae, Orchidaceae, Palmae 

 and most Monocotyledons, Peperomia, Podosteniaceae, Ranunculaceae, 

 &c., and cf. Aerial roots ; shoot, one arising from root or leaf, 

 Ailanthus, Anthuriitin, Podosteniaceae, Rafflesiaceae, Testudinaria. 

 Adventive (Cl.), established temporarily. 

 Adverse, facing main axis. 

 Adynamandry, self-sterility. 

 Adyseton Adans. =Alyssum L. (Crucifer.). 

 Aechmandra Arn. = Melothria L. p.p. (Cucurbit.). 

 Aechmantnera Nees. Acanthaceae (iv. A.). 2 Himalaya. 

 Aechmea Ruiz et Pav. Bromeliaceae (4). 50 epiph., W.I., S. Am. 

 Aechmolepis Decne. Asclepiadaceae (i). i Angola. 

 Aedesia O. Hoffm. Compositae (i). 2 W. trop. Afr. 

 Aegialitis R. Br. Plumbaginaceae. i trop. Austr. and As. 

 Aegiceras Gaertn. Myrsinaceae (n. i). 2 palaeotrop. A. tnajus 

 Gaertn. grows in mangrove swamps together with Rhizophora, 

 &c., and exhibits a similar habit, vivipary, &c. 

 Aegilops L. = Triticum L. p.p. (Gramin.). 



Aeginetia L. Orobanchaceae. 2 Ceylon to Japan and Phil. Is. 

 Aegipnila Jacq. Verbenaceae (4). 40 trop. Am., W.I. 

 Aegle Correa. Rutaceae (v). 3 Indo-mal. A. Marmelos Correa is 



the bael fruit, a valuable remedy for dysentery, &c. 

 Aeglopsis Swingle. Rutaceae (v). i Ivory Coast. 

 Aegopodium Knaut. ex L. Umbelliferae (ill. 5). 2 Eur., As. A.Poda- 



graria L. the goat, gout, or bishop's weed, in Brit. 

 Aegopogon Beauv. Gramineae (3). 2 Braz. to Calif. 

 Aeluropus Trin. Gramineae (10). 5 Medit. to Ind. Halophytes. 

 Aeneus (Lat.), brass-coloured. 

 Aeolanthus Mart. Labiatae (vn). 25 Afr. 

 Aeonia (Oeonia) Lindl. Orchidaceae (n. 20). 5 Masc. 

 Aeonium Webb et Berth. = Sempervivtim L. (Crassul.). 

 Aequalis (Lat.), similar in size; Aequi- (Lat. pref.), equal. 

 Aerangis Reichb. f. (Angraecutn Thou. p.p. BH.). Orchid, (n. 20). 



i Angola. 



Aeranthes Lindl. Orchidaceae (11. 20). 4 Madag., Masc. 

 Aeranthus Rchb. f. = Mystacidium Lindl. (.#//.) = Macroplectrum Pfitz. 

 Aerating roots, roots with aerenchyma. 



Aerenchyma, respiratory tissue formed by the phellogen; Avicennia, 

 Bmgitiera, Herniiniera, Jitssieua, Neptitnia, Knmex, Sesbania, 

 Sonneratia, Taxodiuin, Terminalia. 

 Aeria O. F. Cook. Palmae (iv. i). i Porto Rico. 

 Aerial roots, adventitious roots arising above ground, often forming 

 bitttresses (Palmae, Pandanaceae), pillars (Araceae, Ficus), clasping 



