656 CONVALLARIACE^ vaqnbba 



or laterally dehiscent. Ovary 1-3-celled : ovules anatropous or 

 amphitropous. Style slender or short : stigma mostly S-loljed. 

 Fruit a fleshy few- to numerous-seeded berry. Embryo small, 

 in copious albumen. 



1 Yagnera Leaves alternate : flowers small, in a simple terminal raceme 



or panicle, aix-merous : filaments subulate. 



2 Unifolinm Leaves alternate : flowers small, in a simple terminal ra- 



ceme, four-merous : filaments filiform. 



3 Streptopng Leaves alternate, sessile : flowers small or middle-size, 



six-merous, extra-axillary : filaments flattened, short and broad. 



4 Dispornm Leaves alternate: flowers middle-size, in terminal fascicles, 



six-merous : filaments filiform or somewhat flattened, longer than the 

 anthers. 



5 Clintonia Leaves all radical : flowers middle-size, six-merous in a ter- 



minal umbel : filaments filiform. 



6 ScoUopis Leaves a pair upon an otherwise naked stem : flowers 



middle-size, umbellate upon a very short peduncle, tri-merous : fila- 

 ments ftliform-subulate. 



7 Trillium Leaves 3, whorled at the summit of the otherwise naked 

 stem : flowers large, solitary and teminal, tri-merous : filaments short. 



1 VAGNERA Adans. Fam. PI. ii, 496. (1763) 



SMILACINA Desf. {1807) 



Herbs with simple leafy stems, broad mostly sessile alternate 

 leaves and small white flowers on jointed pedicels in terminal 

 bracteate racemes, or panicles. Perianth persistent of 6 distinct, 

 1-3-nerved segments. Stamens 6: filaments subulate, inserted at 

 the base of the segments: anthers versatile, introrse. Ovary ses- 

 sile, ovate, 3 celled, with 2, usually collateral ovules in each cell. 

 Style short and thick. 3-lobed at the summit, persistent. Fruit a 

 globose 1-3-seeded berry. Seeds subglobose, with thin testa and 

 horny albumen. 



* Flowers panicled, verj small: stamens exceeding the oblong-lan- 

 ceolate segments of the perianth. 



V. ampiexicanlis Greene. Smilacina amplexicaulis Nutt. Stems several 

 from a stout elongated rootstock, 1-3 feet long ascending, covered with a 

 short spreading pubescence : leaves ovate to lanceolate 3-7 inches long, 

 strictly sessile and amplexicaul or sometimes with a very short dilated 

 clasping petiole, acute, rounded at base: usually pubescent with very short 

 stiff hairs : panicle sessile or shortly peduncled, 2-9 inches long : pedicels 

 solitary usually less than a line long: segments of the perianth leas than a 

 line long : filaments more or less broadly subulate, often broader than the 

 segments : style nearljr as long as the ovary : berries light red, finely dotted 

 with purple, 2-3 lines in diameter, usually 1-seeded; seed whitish, Ij^ lines 

 broad. In the Coast ranges, Brit. Columbia to California. . 



V. racemosa Morong Mem. Torr. Bot. Club, v, 114. Smilacina race- 

 moaa Desf. Stems often stout, erect or ascending, somewhat aneled, finely 

 pubescent above or nearly glabrous, 1-3 feet high, from a thick fleshy root- 

 stock : leaves oblong-lanceolate to oval, sessile, or the lower ones short- 

 petioled, 3-6 inches long, 1-3 inches wide, acumin ate, finely pubescent 



