€62 4Il.Heliaiuliemiim, YS. CISTINE^. PI ex. thai 



Leaves petioled, green :.Voove ; /Zower^ small ; calyx y.il-' 

 lous; petals 4 or 5, not cut; ouanj bald; style kneed. 



2. Helianthemum guilatnm. Spotted dicarf-c'istus. 

 Stem herbaceous, upright: leaves opposite, oblong, three- 

 ribbed, hairy ; radical leaves ovate ; racemes without bractese. 



Cistus flore pallido, punicaiite inacuU insignito, Rati Syn, 342, 1. 

 Cistus annuire flore inacu'.jiio, Gcr.-ern. 1281,19. 

 Cistus annuus florp jjntt.iio. Park. 661. 

 Cistus giittatus, Lin. S. P. 74!. 



Sandy pastures ; .-^innual ; June and July. 



Stem 9 inches high, 4-sided; raceTwe^ terminal, l-rowed; 

 calyx glandular; petals with a reddish spot at the base; 

 stigma sessile. 



h. Flowers yellow ; leaves siipuled at the base, 



3. 'Helianthemum ledifolium. Ledum-leaved dwarf-cistus» 

 Stem herbaceous, upright, rather bald : flowers lateral, 



alternate ; peduncles upright, shorter than the calyx. 



Cistus annus, Ger. em. 1280, 17. 



Cistus annuus longifolius Lobelii, Ger. em. 1280, 18. 



Cistus ledifolius, Lin. S. P. 742. 



Cistus salicifolius, Hudson FL ylngl.233. 



Sandy pastures ; annual ; June and July. 



Ste7Ji upright, sometimes branched at the bottom, few- 

 flowered; leaves downy on both sides; stipules one-third of 

 the length of the leaves; flowers solitary; petals shorter 

 than the calyx, falling off extremely soon. 



4. Helianthemum Surreianum. Surrey dwarf-cistus. 

 Stem rather shrubby, trailing; leaves ovvLie,, oblong.; 



beneath hairy, spotted ; stipules and petals lanceolate. 



Heliantheaium vuigare, petalis florum perangustis, UiV/tn in i2a£t S^n. 

 341,2. 



Cistus Surrejaniis, Lin. S. P. 743. 



Cistus Heliantiiemum 8, Hudson Fl. jlngl. 283. 



Chalky hills; shrubby; July and August. 



Stem simple, hairy ; hairs bent back ; leaves petiolated, 

 ;green on both sides, hairy and dotted underneath ; stipules 

 fringed; racemes many-flowered, solitary; petals slender, 

 pointed. 



5. Helianthemum vulgare. Commo?i dwarf-cistus. 

 Stem rather shrubby, trailing; /eayc,? elliptical, oblong, 



woolly beneath; stipules lanceolate; calyx nearly bald; 

 petals roundish. 



