RUBIACE^E 151 



mucronate, finally reflexed ; Western and Southern 

 Switzerland, Jura, Pyrenees. G. saccharatum, L.; flowers 

 often unisexual, fruit large, tubercular ; occasional. 



D. Flowers white ; stem and leaves not hispid ; leaves 

 broader than linear: G. Mollugo } L. (including elatum, 

 Thuill., and erectum, Huds.) ; and saxatile, L. ; are very 

 common English plants. G. boreale, L. ; leaves 4 in a 

 whorl, lanceolate, fruit hispid ; damp meadows and rocks. 

 G. rotundifolium, L. ; leaves 4 in a whorl, broadly ovate, 

 fruit rough ; mountain woods. G. pedemontanum, All. ; 

 leaves 4 in a whorl, elliptic, cymes axillary, stem prickly ; 

 sandy places ; Southern Switzerland, Piedmont. G. tri- 

 florum, Mich. ; leaves 6 in a whorl, oblong - lanceolate, 

 fruit small, prickly, plant fragrant ; woods ; Switzerland, 

 very rare. G. sylvaticum, L. ; leaves oblong-lanceolate ; 

 flower-stalk very slender, drooping, stem ridged ; woods. 

 G. aristatum, L. (Icevigatum, L.); leaves narrower, corolla- 

 lobes acuminate - mucronate ; Pfeffers, Geneva, Ticino, 

 Dauphiny, Pyrenees. G. helveticum, Weig. ; leaves 7-8 

 in a whorl, oblong-lanceolate, mucronate, fleshy, flowers 

 almost concealed among the leaves, fruit large, fruit- 

 stalk deflexed ; Switzerland, Tirol, Styria, Dauphiny, 

 Pyrenees. G. sylvestre, Poll, (including austriacum, 

 Jacq. ; commutatum, Jord. ; montanum, Vill. ; Lapeyrou- 

 sianum, Jord,; anisophyllon, Vill.; and tenue, Vill.) ; leaves 

 variable, 7-8 in a whorl, usually oblinear - lanceolate, 

 mucronate, fruit-stalk not deflexed ; meadows. G. myri- 

 anthum, Jord. (including obliquum, Vill. ; luteolum, Jord. ; 

 and leucopk&um, G. and G.); leaves variable, 9-12 in 

 a whorl, usually lanceolate - oblong, mucronate, softly 

 pubescent beneath, flowers more numerous; Southern 

 Switzerland, Jura, Dauphiny. G. megalospermum, Vill. 



