112 



204. PRUNUS. 



ciunbent. L. ovate, sharply serrulate, hairless, 

 n. usually solitary, nearly sessile. Tube of Cal. 

 campanulate. Drupe ovoid, small, hairless. s.S. 

 6, 7. High. Mte. Gennargentu, Sard. — Beet. 



C. Fruit without hairs or hloom. Nut sub- 

 globose. Young L. folded. Cerasus. 



i. Flowers in umbels. 



10. Avium. Umbels sessile. Scales of 

 the Flowering-buds leafless. L. elliptic, acu- 

 minate, somewhat wrinkled, downy beneath. 

 Stalk mth two Glands. T. 4, 5. Woods. 



11. Cerasus. Umbel nearly sessile. Scales 

 of the Flowering -buds leafy. L. eUiptic, acu- 

 minate, smooth. Glands of StaEcs obsolete. 

 l.S. 4, 5. Woods. 



j3. semperflorens. Umbel on a stalk pro- 

 ducing L. at the base, fi-om which spring later 

 axiUaiy flowers. Rio Freddo, Abr. 



12. Chamsecerasus. Umbel nearly ses- 

 sile. Fruit-stalk exceeding L. Inner scales 

 of Flowering-buds leafy. L. eUiptic, smooth, 

 shining. Stalk mth out glands. loivS. 4-5. 

 Rocky hills. Aus. Boh. 



ii. Flowers in Racemes. 

 a. L. deciduous. 



13. lytahaleb. Rac. corymbose. L. round- 

 ish ovate, somewhat cordate, obtuse, serrate. 

 s.T. 5, 6. Sto7ii/ woods, e. Fr. w. G. It. 



14. Fadus. Rac. cylindrical, pendulous. Lts. 

 elliptic, somewhat rugose, with two glands on 

 the stalk. l.S. 5. Moist thickets and hedges. 



Two evergreen shrubs, P. lusitanica, with 

 Rac. exceeding L., and L. without glands, and 

 P. Laurocerasus, uxith a Rac. falling short of 

 L., and L. with 2—4 glands, are sometimes 

 admitted as ornaments ofptiblic walks. 



Tribe II. SPIR^M 



205. SPIR^^LA. 

 A. Shrubs with simple L., and no Stipules. 



1. ulmifolia. L. ovate, acute, pubescent 

 l)eneath. Branches anguloso-striate. Corymbs 

 simple, terminal. s.S. 5, 6. Rocky. Idiia. 

 Wochein. Gortz in Carniola. 



2. chaxusedryfolia. L. obovate or oblong, 

 attenuate, ciLiate. Branches terete, smooth. 

 Corymb simple, terminal. s.S. 5, 6. Hills. 

 Carniola. 



3. decuxubens. L. obovate or oblong, at- 

 tenuate, hairless. Branches terete, smooth. 



Corymbs terminal, compressed. s.S. 5, 6. 

 Mountaitis. Carniola. 



4. hypericifolia. L. obovato-oblong, 3- 

 4-nerved. Nerves pinnate. Inflorescence in 

 sessile umbels or coi-jnubs. s.S. 6, 7- Moun- 

 tain woods. Perhaps not indigenous. 



a. L. quite entire, hairless. Bern. 

 /3. L. crenulate at the top, and somewhat 

 downy. Cevennes. 



5. salicifolia. L. oblongo-lanceolate. Rac. 

 united into a crowded panicle. s.S. 7- Moist 

 thickets. Wales. Cev. Boh. Carinthia. Carn. 



6. flabellata. "Erect. Lower L. obovato- 

 flabeHate, elliptic, 3-lobed : the middle Lobes 

 larger and toothed ; upper obovato-lanceolate, 

 entire and tridentate. Coiymbs lateral, nearly 

 sessile. S. 5, 6. Spoleto. Aqmla." — Bert. 



B. Herbs with pinnate L. 



7. Aruncus. L. tripinnate. No Stipules. 

 p. 6, 7. Woods, m. and s. Eur. 



8. Uliuaria. L. interruptedly pinnate. 

 Stip. attached to stalk. Lateral Lts. ovate, 

 undivided ; the terminal larger, 3-5-lobed. 

 Caps, hairless, twisted, p. 6, 7- Moist. 



9. Filipendula. L. interruptedly pin- 

 nate. Lts. oblong, pinnatilido-incise. Lobes 

 serrate. Carpels erect, hairy, p. 6. Pastures. 



Ti-ibe III. BRTABE^. 



206. DRYAS. 



1. octopetala. L. crenato-serrate, ob- 

 tuse. Stalks with small, linear, fringed scales. 

 Sepals three or four times as long as broad, p. 

 7, 8. Mountain pastures. 



$. pilosa, Bab. L.-stalks without scales. 

 The shape of the Sepals varies in both these 

 forms. 



2. depressa. L. crenato-seiTate, obtuse. 

 Stalks with small, linear, fringed scales. Base 

 of Cal. truncate, nearly flat. Divisions twice 

 as long as broad, p. 6. 7. Calcareous moun- 

 tains. Ben Bulben, Shgo. — Bab. 



207. GEUM. 



A. Styles geniculate. 



1. urbanum. Cal. of Fruit reflexed. Car- 

 pophore 0. Upper joint of Awn about a quarter 

 as long as lower, smooth, except sometimes 

 a few hairs at the base. Pet. obovate. Fl. 

 erect. Stem-L. temate. Stip. large, roundish, 

 incise, p. 7, 8. MoiM hedges. 



