THE BUI.B BOOK 



Genera described. — Conantiiera, Cyanella, H^modorum, 

 Wachendorfia, Opiiiopogon, TECOPiiiLyiiiA, Anigozanthos. 



Nat. Ord. IRIDE^. Characters. — Perennial herbs with usually 

 sniooLh, radical, equitaiit, flat, linear or sword-like leaves in 2 rows, 

 those of the stem alternate and sheathing. Flowers hermaphrodite, 

 usually regular, borne on terminal bracteate spikes, umbels, corymbs, 

 or panicles. Perianth superior; segments sometimes all nearly equal 

 and alike, sometimes the 3 inner ones larger or smaller and unlike the 

 3 outer ones. Stamens 3, opposite the outer lobes or segments of the 

 perianth. Ovary inferior. Stigmas often petal-like. Fruit a 3-lobcd 

 capsule with few or many seeds. 



Genera described. — Iris, Tigridia, Ferraria, Crocus, Libertia, 

 Sisyrinchium, Sciiizostylis, Dierama, Ixia, Lapeyrousia, Watsonia, 

 Babiana, Crocosma, Tritonia, Sparaxis, Gladiolus, Antiiolyza, 

 Acidanthera, Cypella, Freesia, Galaxia, Geissoriiiza, Herbertia, 



HeSPERANTHA, HeXAGLOTTIS, HoMERIA, MeLASPII^RULA, MORiEA, 



Nemastylis, Rigidella, Syringodea, Belemcanda, Anomatiieca, 

 bobartia. 



Nat. Ord. TACCACE.^. Characters. — Leaves large, radical, 

 stalked entire or divided. Flowers regular, 2-sexed, borne in umbels, 

 with large, leafy bracts. Perianth 6-lobed. Stamens 6, with very 

 short lilaments. Ovary inferior. 



Genus described. — Tacca. 



Nat. Ord. DIOSCOREACE^. Characters. — Stems climbing. 

 Leaves alternate, net-veined. Flowers usually 1-sexed in axillary 

 panicles or racemes. Perianth often bell-shaped. Stamens 6, free. 



Genera described. — DioSGOREA, Tamus, Testudinaria, Trichopus. 



Nat. Ord. SCITAMINE.^. Characters. — Leaves parallel or 

 curvilinear-veined, usually sheathing at the base. Flower usually 

 hermaphrodite, irregular, in spikes, racemes, or panicles. Perianth 

 superior, the outer portion calyx-like, the inner corolla-like. 

 Stamens G, often only 1 perfect, the others being changed into 

 brightly-coloured staminodes. Ovary inferior, 3-celled. 



Genera described. — CosTus, Amomum, Burijidgea, Curcuma, 

 Gastrociiilus, Globba, K/Empferia, Lowia, Maranta, Myrosma, 

 Zingiber, Roscoka, Thalia, Canna, Hedychium, Alpinia. 



Division II. SPADICIFLORyl^l — Flowers small, 1-scxed, crowded 

 on spikes or " spadices," enclosed in one or move conspicuous 

 sheaths or " spathes." Ovaries superior. 

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