RUBIACE^ 153 



A. Flowers white: — A. odorata, L., Woodruff; leaves 

 6-^^ in a whorl, lanceolate, ciliate, fruit hispid, plant 

 fragrant; woods, common. A. taurina^ L. ; flowers 

 crowded, fragrant, subtended by ciliate bracts, leaves 4 

 in a whorl, lanceolate, ciliate, fruit glabrous ; woods ; 

 Southern Switzerland, Jura, Dauphiny. A. glauca^^^^^. 

 {galioides, M.B.) ; leaves 8 in a whorl, linear, stiff, 

 glaucous; Switzerland, Jura, Styria, rare. 



B. Flowers light pink, occasionally white : — A. cynan- 

 chica^ L. ; flowers few, small, funnel-shaped, stem pros- 

 trate, leaves 4 in a whorl, linear, fruit tubercular; hill- 

 sides, especially calcareous, common. A. flaccida^ Ten. 

 {longiflora, W.K.); stem 1-2 ft., corolla-tube longer than in 

 the last, about twice as long as limb ; Ticino. A. montanay 

 Willd. ; corolla-tube three times as long as limb, leaves 

 shorter; Ticino. A. tinctoria^ L. ; corolla often 3-lobed, 

 stem usually solitary, erect ; Western and Northern Swit- 

 zerland, Jura, Vosges, Carniola, Pyrenees, rare. A. 

 hirta, Ram. ; corolla-tube somewhat longer than limb, 

 leaves 6 in a whorl, linear, ciliate, plant hairy ; Pyre- 

 nees. 



C. Flowers blue : — A . arvensis, L. ; corolla-tube about 

 as long as limb, bracts ciliate, leaves 6-8 in a whorl, 

 linear ; cultivated land ; Western Switzerland, Pyrenees. 



4. Sherardia, L. 



Flowers small, blue or pink, in terminal heads sur- 

 rounded by bracts ; corolla funnel-shaped ; fruit didymous, 

 crowned by the enlarged calyx-limb. Not alpine. 



6". arvensis, L. ; flowers pink, leaves 4-6 in a whorl, 

 lanceolate, awned ; cultivated land, common. 



