56 PENTANDRIA DIGYNIA. [CI. 5. 



fringed. Flowers stalked. Segments of the calyx bristle-shaped, 

 elongated. 

 Groves and thickets. 2£. 5. Fl. blue, large. Cal. generally fringed. 



PENTANDRIA DIGYNIA. 



128. HERNIARIA. Rupture. wort. 



1. H. glabra, 3. 206. (Smooth R.) Herbaceous. Leaves and calyx 



smooth. 

 Sandy or grav. soil. %. 7, 8. Prostr. branched. Fl. minute green. 



2. H. hirsula, 20. 1379. (Hairy R.) Herbaceous. Leaves and 



calyx hairy. 

 Sandy gr. rare. If.. 7, 8. Fl. fewer. Bract, white. A variety of 

 the former f 



129. CHENOP6DIUM. Goosefoot. 

 [Herbaceous, mostly 0. Pubescence mealy and unctuous. Fl. 



small, mostly green.] 



* Leaves angular. 



1. Ch. Bonus Henricus, 15. 1033. (Mercury G.) Leaves triangular- 



arrow-shaped, entire. Spikes terminal, compound, leafless. 

 Waste gr. %. 5, 6. 1 f, tapering, dark green, mucilaginous ; 

 sometimes mealy. 



2. Ch. urbicum, 10. 117. (Upright G.) Leaves triangular, toothed. 



Spikes lobed, crowded, long and straight, approaching the stem, 

 almost leafless. 

 Dunghills and roadsides. © . 8, 9. Stem upright. Seeds the size 

 of rape-seed. Fl. sessile. 



3. Ch. rubrum, 24. 1721. (Red G.) Leaves triangular, somewhat 



rhomboid, deeply toothed and sinuated. Spikes erect, com- 

 pound, leafy. 

 Dunghills and waste gr. 0.8. L. elongated at the base, Seeds 

 extremely minute. 



4. Ch. botryodes, 32. 2247. (Many-spiked G.) Leaves triangular, 



somewhat toothed ; the upper ones bluntish. Spikes erect, 

 compound, rounded, leafy. 

 Moist pi. near the sea. 0. 8. Leaves much smaller, fleshy. Fl. red. 



5. Ch. murdle, 24. 1722. (Nettle-leaved G.) Leaves ovate, acute, 



many-toothed, shining. Spikes aggregate, panicled, cymose, 

 leafless. 

 Waste gr. 0.8,9. Dark green, fetid, shining. Fl. powdery. Seeds 

 dotted. 

 (j. Ch. hybridum, 27. 1919. (Maple-leaved G.) Leaves heart-shaped, 

 pointed, with broad angular teeth. Spikes aggregate, panicled, 

 cymose, divaricated, leafless. 

 Moist pi. 0.8. Bright green, fetid, slender. L. large. Seeds 

 coarsely dotted. 



