38 KEY AND FLORA 



XIV. CAMASSIA Lindl. (QUAMASIA) 



Herbs appearing stemless, from coated bulbs. Leaves linear. 

 Flowers racemed on a scape. Perianth, of 6 blue or purple 

 spreading sepals. Stamens with thread-like filaments, slightly 

 perigynous. Style thread-like, ending in a knobbed stigma. 

 Capsule 3-angled, 3-celled, several-seeded. 



1. C. esculenta Robinson. Wild Hyacinth. Leaves keeled, weak, 

 shorter than the scape. Flowers in a long-bracted raceme, pale blue. 

 River bottoms and other damp, rich soil. 



XV. ORWITHOGALUM L. 



Herbs appearing stemless, from coated bulbs. Leaves linear, 

 fleshy. Scape erect. Flowers in corymbs or racemes, bracted. 

 Perianth segments 6, white, nerved, persistent. Stamens 6, 

 hypogynous, slender ; filaments flattened. Ovary sessile, 3- 

 celled, few-ovuled. Fruit a roundish, 3-angled capsule, seeds 

 black.* 



1. 0. umbellatum L. Stak of Bethlehem. Bulb ovoid, mem- 

 branous-coated. Leaves numerous, linear, fleshy; mid-vein nearly 

 white, as long as the scape. Scape slender, 6-12 in. high. Flowers 

 o'pening in sunshine, long-pediceled. Bracts linear-lanceolate, about 

 as long as the pedicels. Perianth segments oblong-lanceolate, white 

 with a green stripe on the back, twice the length of the stamens. 

 Introduced from Europe ; very common about old gardens.* 



XVI. HYACINTHUS L. 



Herbs appearing stemless, from coated bulbs. Leaves linear, 

 fleshy. Fl owers in an erect spike, pediceled, bracted. Perianth 

 tubular below, lobed and spreading above. Stamens short, in- 

 cluded. Style short ; stigma knobbed ; ovary 3-celled, many- 

 ovuled.* 



1. H. orientalis L. Hyacinth. Leaves lance-linear, thick and 

 fleshy, smooth. Scape erect, many-flowered. Segments united about 

 half their length, white, blue, or red. Filaments very short. Ovary 

 rarely maturing seed. Common in cultivation.* 



XVII. YUCCA L. 



Plants with woody and leafy stems. Leaves numerous, rigid, 

 spine-pointed, persistent. Flowers in large terminal racemes 



