142 PRIMULACEJB. 



6. ANAGALLIS, Tournefort. 

 L A. arvenfida, L. Square stems: leaves ovate: corolla of too salmon-purple. 



7. CENTTTNCTTIjUS, Dillenius. 

 1, C. minim-n^ L. Slender: corolla lobes acute, shorter than calyx. 



8. SAMOLUS, Tournefort. 

 L S. Valerandi, L^ var. Americanos, Gr. Corolla white, a line long or lesa 



STYRACACEJE. 



1. STYBAX, Tournefort. 

 L & Oalifornica, Torr. Shrub: spatulate corolla lobes, 8 or 9 lines long, white. 



OLEACEJE. 



X. FBAXINTTS, Tournefort. 



1. F. dipetala, H. & A. Leaflets serrate: petals 2, white, 2 lines long. 



2. F. Oregana, Nntt. Leaflets mostly entire: flowers dioecious, apetaloua 



APOCYNACEJE. 



Flowers in terminal cymes: corolla campanulate, white or pinkish. ..... . ..., 1 



Flowers on scape-like peduncles: corolla short: funnelf orm, rose-purple , . . . . 9 



1. APOCYNUM, Tournefort. 



1. A. androscemifolium, L. Spreading: leaves ovate: corolla 3 or 4 lines long. 



2. A, camxabinum, L. More strict: leaves narrower, nearly sessile: corolla *m.oUer. 



2. CYCLADENIA, Bentham. 



1, 0. humilis, Benth. Smooth, low: corolla 9 lines long, throat hairy: style long. 

 Var. tome&tosa, Gr. Densely hairy: leaves 2 or 3 pairs, 1 to 3 inches long. 



ASCLEPIADACE^E. 



8 tern twining: anthers with scale-like appendages : corolla rotate .-. 1 



Stem erect: anthers with hooded or cup-like appendages: petals reflexed. 



