134 32. LII.IACEAE — 33. HAEMODORACEAE 



76. Leaves herbaceous. Inflorescence few-flowered. Seeds ovate, angled. — 



Species i. Naturalised in the Mascarene Islands. A j^^arden-plant. 



" Day-lily." Hemerocallis L. 



Leaves leathery. Inflorescence many-flowered. Seeds oblong, winged. — 

 Species i (Ph. tenax Forst., New-Zcaland-flax). Cultivated in South 

 Africa and the Mascarene Islands. Yields fibre and is used as an 

 ornamental and medicinal plant Phormium Forst. 



77. Perianth-segments globoscly-campanulately converging, slightly cohering 



at the base. Stamens with the filaments thickened at the apex and with 

 sagittate basifixed anthers. Ovary 3-celled, each cell with an incomplete 

 j)artition and numerous ovules. Leaves serrate, crowded at the top 

 of the woody stem.- — Species 2. Cultivated and naturalised in the 

 Mascarene Islands and the island of Zanzibar. They yield fibre and 

 starch and are used as ornamental plants. [Tribe YÜCCEAE.] Yucca L. 

 Perianth-segments spreading towards the tip. Stamens with thread- 

 like filaments or with dorsifixed anthers. Ovary 3-celled with i — 8 

 ovules in each cell, or i-celled. TTribe DRACAENEAE.] . . 78 



78. Ovary i-celled with numerous ovules. Style short or wanting. Anthers 



attached at or near the base, opening laterally. Flowers polygamous, 

 in panicles formed of spikes. Leaves all radical. — Species i. Mascarene 

 Islands. It yields fibre and is used as an ornamental plant. 



Astelia Banks & Soland. 



Ovary 3-celled with 1—8 ovules in each cell. Anthers attached by the 



back 79 



79. Ovules 4 — 8 in each ovary-cell. Style short and thick. Perianth-segments 



almost free. Plowers in repeatedly branched panicles. Stem woody. — 

 Species 2. Mascarene Islands. Used as ornamental plants. (Under 



Cordyline Commers.) Cohnia Kunth 



Ovules solitary in each ovary-cell. Style long and slender. Perianth- 

 segments evidently united 80 



80. Leaves all radical, springing from a short root -stock, cartilaginous. Flowers 



in racemes composed of fascicles. Ovary sessile with a large base, 

 h'ruit an achene with a membranous pericarp. Seed-coat fleshy. — 

 Species 25. Tropical and South Africa. Many of them yield fibre and 

 are used as ornamental plants. " Bowstring-hemp." {Sanseverinia 



Petagna) Sansevieria Thunb. 



Leaves springing from a sometimes very short woody stem, herbaceous 

 or leathery. Fruit a berry. — Species 65. Tropical and South Africa 

 and Canary Islands. Several species yield a resin (dragon's blood) 

 employed medicinally and industrially ; some are used for plaiting-work 

 or as ornamental plants Dracaena Vand 



FAMILY 33. HAEMODORACEAE 



Herbs. Leaves narrow, 2-ranked. Flowers in racemes or panicles, rarely 

 solitary, hermaphrodite. Perianth yellow ; segments 6, petal-like, free or 



