94 THE FLORA OF THE ALPS 



Ticino. O. Laserpitii Sileris, Rap, ; stem swollen at the 

 base into a large ball, corolla brownish-yellow streaked 

 with violet; on Laserpitium Siler; Jura, Saleve, Bern. 

 0. elatior, Sutt. ; plant yellow, corolla reddish-brown ; on 

 Centaurea Scabiosa. O. Cervaria, Suard. ; corolla fawn- 

 coloured tinted with violet, sepals distinct; on various 

 Umbelliferse. 0. rubens, Wallr. ; corolla reddish-brown, 

 sepals 2-3-cleft ; on various Leguminosse, rare. 0. 

 major, L. {Rapum, Thuill.) ; tall, coarse, with large 

 brown flowers; on Leguminosse, frequent. 0. cruenta, 

 Bert. ; smaller, corolla yellowish ; on Leguminosae. 0. 

 ccerulea, Vill. ; whole plant blue-purple, anthers glabrous ; 

 on Achillcea millefolium. 0. arenaria, Berk. ; similar, 

 but anthers hairy; on Artemisia campestris; Vaud, 

 Valais. 0. ramosa, L. ; stem branched ; on tobacco and 

 hemp. 



The following additional species are recorded from the 

 Pyrenees : — O. ccesia, Rchb. ; bracts woolly ; on Artemisia 

 gallica, O. variegata, Wallr.; flowers yellow veined 

 with brown and purple; on Leguminosae. O. speciosa, 

 DC. ; whole plant scaly ; on Vicia Faba. Also 0. 

 amethystea, Thuill. ; whole plant violet, bracts linear- 

 lanceolate; on Eryngium, campestre and other plants; 

 Piedmont ; and many other species in the South of France 

 and North of Italy. 



Order LXIIL— LENTIBULARIACEiE. 



Flowers solitary or in racemes; calyx persistent, 

 2-lipped or 5 -toothed ; corolla 2-lipped, with short tube ; 

 ovary i -celled, stigma 2-lipped; ovules numerous, on 

 a free central placenta. A small order of aquatic or 



