124 



CLASS II. MONOCOTYLEDONOUS OR ENDOGE- 

 NOUS FLOWERING PLANTS. 



SUB-CLASS I. PETALOIDEJE. (OBD. LXXXVIIL-CV.) 



OED. LXXXVIII. HYDROCHARIDACE.E. 

 HYDROCHARIS. FROG-BIT. 



El. Morsus-ranse (common Frog-bit) In ponds and ditches. 

 Stems floating, having the appearance of creeping runners, and 

 Bending down long radicals. Leaves stalked, roundish kidney- 

 shaped, entire. Flowers white and delicate, barren and fer- 

 tile ones on different plants ; male flowers with from 9 to 12 

 stamens, females with 6 styles, deeply 2-cleft ; capsules 6-celled, 

 containing numerous seeds, which are covered with prominent 

 spirally twisted cells. Ditches at Exminster and Powderham. 

 (E. B. t. 808.) P. vii. vm. 



OED. LXXXIX. ORCHIDACE^. 



EPIPACTIS. HELLEBORINE. 



E. latifolia (broad-leaved Helleborine.) In woods and shady 

 lanes, etc. Root creeping ; stem from 1 or 2 to 3 feet high ; 

 lower leaves ovate, very broad, upper ones narrower, lanceolate ; 

 all the leaves strongly ribbed. Flowers green, with a purple lip, 

 sometimes all purple, pendulous, in a long lateral raceme ; petals 

 shorter than the ovate-lanceolate sepals, lip small. Cockington. 

 Chudleigh. Near Hal don House, Fl. D. (Serapias, E. B. t. 

 269.) P. vn. vm. 



I.ISTERA. BIRD'S-NEST, TWAYBLADE. 



1. !. ovata (common Twayblade.) In damp woods, moist 

 meadows, and wet places. Stem about 1 foot high, with 2 op- 



