246 CONrOLVULACE^. [COXVOLVULUS. 



6-12 in., slender, never twining. Leaves i-^liin. diam., fleshy, usually much 

 broader than long, lobes rounded; petiofe 1-3 in., suddenly dilating at 

 the tip. Flowers 1-1^ in. diam., pale purple or pink ; peduncle solitary, 

 1 -flowered, 4-quetrous. Bracts ^ f in., broadly oblong, obtuse, shorter than 

 the similar or retuse unequal sepals. Capsule large, incompletely 2-celled. 

 Seeds in. diam., obtusely 3-gonous, smooth, black. DISTRIB. Europe from 

 Belgium northwards, N. Africa, W. Asia, S. temp, regions. 



2. CUS'CUTA, Tournef. DODDER. 



Slender, branched, twining, leafless, pink yellow or white, annual 

 parasites. Flowers in compact bracteatc heads (in all British species), 

 rarely spiked. Calyx 4 5-tid. Corolla urceolate, persistent ; limb 4-5-fid ; 

 tube naked, or with a riug of scales below the stamens. Stamens 45, 

 inserted on the middle of the corolla-tube, included. Ovary 2-celled ; 

 styles 2, free or connate, stigmas acute or capitate ; ovules 2 in each cell, 

 erect. Capsule 2-celled, bursting transversely at the base, cells 2-seeded. 

 Seeds angled, embryo filiform, undivided, spirally coiled round the fleshy 

 albumen, radicle thickened. DISTRIB. Temp, and trop. regions ; species 

 about 40. ETYM. doubtful. 



1. C. europae'a, L. ; sepals erect obtuse, tips spreading, corolla twice 

 as long ventricose above, scales short or 0, stamens included. 



On nettles, vetches, &c. in England, from York to Dorset, rare ; fl. July-Sept. 

 Stems as thick as twine, reddish or yellow. Flower-toads i-^ m - diam., 

 globose, tinged with red. Sepals fleshy at the base only. Corolla-lutes about 

 as long as the tube, obtuse, spreading. Scales appressed to the corolla-tube, 

 remote, 2-fid. Styles included. DISTRIB. Europe, N. Africa, Siberia. 



2. C. Epithy'nmm, Murr.; sepals suberect acute shorter than the 

 cylindric corolla-tube, scales concealing the ovary toothed, stamens e.xscrtcd. 

 On Furze, Thyme, Ling, &c. from York southwards ; said to grow in 



Galloway, Scotland, and formerly near Drogheda, Ireland ; fl. July-Oct. 

 Stems filiform, very slender, reddish. Heads $-f in - diam., variable in 

 colour. Corolla-lohes spreading. Scales large, incurved. Styles exserted. 

 DISTRIB. Europe from Denmark southwards, N. Africa, W. Asia. 

 YAH. Trifo'lii, Bab. (sp.), does not seem entitled to sub-specific rank. Mr. 

 E. T. Bennett has sent me, from Hazlemere, specimens of the two forms 

 grown upon heath, one with pink flowers and reddish anthers, and the other 

 ( Trifolii), with white flowers and yellow anthers, the scales in both | the 

 length of the corolla-tube. 



C. EPILI'NTM, Wdlie ; sepals acute appressed to the equally long in- 

 flated corolla-tube, scales small distant toothed, stamens inclndrd. 

 On Flax in England, Scotland, and Ireland, but not naturalized ; fl. July-Aug. 

 About as large and stout as C. eurojxea, but usually paler and more 

 succulent. Sepal* fleshy, triangular-ovate. Corolla-lobes obtuse. Scales 

 incurved as in C. Spitkymum, but smaller, distant, often 2-iid. Styles short, 

 included. DISTRIB. Europe (excl. Russia). 



