PI. ex. thai 67^ HYPERICINEiE. 389. Hyperic. 635 



Woods and hedges on chalk; perennial; June and July. 

 Stem stiff, branched ; leaves ribbed ; panicle many-flower- 

 ed ; flowers small ; corolla gold-yellow. 



10. Hypericum elodes. Woollij St.John^s-wort. 



Stem round, creeping, villous ; leaves roundish, ovate, 

 sessile downy ; panicle few-flowered ; calyx-lobes serrated, 

 glandular, bald. 



Hypericum q. Ascyron supinum villosum palustie, C. Bauhini, Rail Siin. 

 344,8. 



Hypericum tomentosum, Ger.em. 540,3. 



Spongy bogs ; perennial ; July and August. 



Root fibrous ; stem procumbent ; leaves ribbed, from the 

 base ; panicle terminal becoming lateral, forked ; petals 

 yellow, with green ribs; nectaries 3, glandular, between the 

 androphores. 



Fam.III. 6S. ACERINE^. Jussieu. Acera De Candolle. 

 Calyx 1-leafed, persisting, 5-cut; petals 5, clawed, on 

 a hypogynous disk, alternate with the calyx-lobes, or ; 

 stamens definite on the disk ; ovary free, simple, or many 

 soldered; style 1 ; stigmata 2; capsule 2-celled, cells one- 

 seeded ; perisperm 0, radicle prone in the lobes, ascending ; 

 cotyledons leaflike. — Stem arborescent ; leaves opposite, 

 mostly palmately ribbed. 



390. ACER. Pliny. Maple. 



Calyx 5-parted ; petals 5 ; stamejis 8 ; ovary 2-Iobed ; 

 style 1 ; stigmata 2, pointed ; samares 2, united at their 

 base, 1 -celled, winged with a membrane, 1 or 2-seeded. 



1 . Acer majus. Great maple. 



Leaves 5-lobed, unequally serrated, obtuse ; racemes 

 hanging, rather tomentose. 



Acer niajus, Rati Syn. 470, 1 ; Ger. em. 1484, 1. 



Acer majus latifolium, Sycamorus falso dictum, Park. 1425. 



Acer Pseudo-platanus, Lin. S. P. 1495. 



Sycamore. Maple. 



Woods and hedges near houses ; naturalized ; tree ; May. 



Trunk straight ; branches smooth ; twigs depending ; 

 leaves bald, paler beneath ; flowers green, sometimes bar- 

 ren ; ^/ame/2/>s mostly bald, rarely hairy; pollen globular, 

 when burst by moisture 4-valved ; ovary very hairy ; stig- 

 mata downy. — Wood soft, very white, used for turnery 

 work; juice saccharine, affords sugar by evaporation. 



