2 1 2 DE WILDEMANIA 



Dewildemania O. Hoffm. Compositae (i). i Congo. 

 Dewindtia I)e Wild. Leguminosae (ll. 3). i trop. Afr. 

 Dextrorse, to the right. 



Deyeuxia Clar. (Calania^rostii, 'p.p. EP.}. Gramineae (8). 120 temp. 

 Dhak tree, Buteafrondosa Roxb. 

 Dhal, pigeon pea, Cajaniis indicus Spreng. 



Di- (Gr. pref.), two; -adelpnous, in two groups; -androus, with two 

 sta. ; -carpellary, with two cpls. ; -chlamydeous, with distinct K 

 and C ; -chogamy, see article below ; -chotomy, actual forking of 

 growing apex; -clinism (-clinous), with separate 3 and ? fl.; -coty- 

 ledons, one of the great divisions of angiosperms ; -cyclic, in two 

 whorls ; -dymous, twinned ; -dynamous, with two sta. longer than 

 rest, Labiatae ; -merous, with two members in each whorl ; -midiate, 

 halved ; -morphism, see article below ; -oecism, see article below ; 

 -photic, with two surfaces unequally lighted ; -plecolobous, Cruci- 

 ferae; -plocnlamydeous, see dichlamydeous ; -plostemonous, sta. in 

 two whorls, outer alt. with C; -ptera, flies, &c. ; -Sticbous, in two 

 ranks; -thecous, with two thecae; -varicate, very divergent ; -vergens 

 (Lat.), separating. 



Dia- (Gr. pref.), transverse; -heliotropism, transv. h., e.g. in runners, 

 &c. ; -phragm, a dividing membrane ; -tropism, a placing of organs 

 transv. to a stimulus. 



Diacalpe Blume. Polypodiaceae. i trop. As. 

 Diacarpa Sim. Sapindaceae. i E. Afr. 

 Diacattleya x , Dialaelia x Hort. Orchidaceae. Hybrids of Diacrium 



with Cattleya and Laelia. 



Diacidia Griseb. Malpighiaceae (11). i trop. S. Am. 

 Diacrium Benth. Orchidaceae (n. 6). 4 Mexico to Guiana. 

 Diadenium Poepp. et Endl. Orchidaceae (n. 19). i Peru. 

 Diagram, floral, see Floral Diagram. 

 Dialiopsis Radlk. Sapindaceae (n). i trop. Afr. 

 Dialium L. Leguminosae (11. 5). 15 trop. Petals 2, i, or o; sta. 2, 

 or rarely 3. D. guineense Willd. (trop. Afr.; velvet tamarind) pod 

 contains an ed. pulp ; wood useful, resists salt water. D. indum L. 

 (Java ; tamarind plum) and others have also ed. fr. 

 Dialyanthera Warb. Myristicaceae. 2 Peru, Colombia. 

 Dialycarpa Mast. Bombacaceae. i Borneo. 

 Dialyopsis Radlk. Sapindaceae (a), i trop. Afr. 

 Dialypetalae, Polypetalae. 



Dialypetalum Benth. Campanulaceae (ill). 2 Madagascar. 

 Diamorpha Nutt. Crassulaceae. 2 E. U.S. 

 Diandriella Engl. Araceae (v). i New Guinea. 

 Diandrolyra Stapf. Gramineae (5). j, habitat unknown. 

 Dianella Lain. Liliaceae (in). u trop. As., Austr., Polynes., 



Masc. 



Dianthera Gronov. (Justicia p.p. EP.). Acanthaceae (iv. B). 80 trop. 



Dianthoseris Sch. Bip. Compositae (13). 2 Abyssinia. 



Diantbus L. Caryophyllaceae (n. 2). 250 Eur., As., Afr., esp. Medit., 



mostly in dry sunny situations (4 in Brit.; pinks). Genus readily 



known by the bracts under the K. Fls. very protandrous (class F), 



largely visited by butterflies. Many cult. orn. fl., e.g. D. barbatus L. 



