Ord. 2.] MONOECIA TRIANDRIA. 187 



catkins two or three, sessile, crowded, almost globular, with 

 pointed scales. Fruit triangular, roundish, downy, with a short 

 cloven beak. 

 Heaths, & wet past. If. 4, 5. Stems recumb. weak, curved, 9 — 12 in. 



46. C. tomentosa, 29. 204G. (Downy-fruited C.) Sheaths extremely 

 short. Fertile catkins one or two, nearly sessile, cylindrical, ob- 

 tuse, with acute scales. Fruit globose, slightly triangular, dense- 

 ly downy, with a short cloven beak. 



Mead, at Merston Measey, Wilts. If . 6. Erect, 1 /. or more. L. 

 flat, much shorter than the stem. 



47. C. panicta, 21. 1505. (Pink-leaved C.) Sheaths elongated, about 



half the length of the flower-stalks. Fertile catkins one or two, 

 distant ; lower one rather lax. Fruit tumid, smooth, cloven at 

 the summit. Stem smooth, obtusely triangular. 

 Moist past. If. 5, 6. Erect, about a span high. Sp. dark brown. 



48. C. recurva, 21. 1506. (Glaucous C.) Sheaths short. Fertile 

 catkins two or three, cylindrical, dense, drooping, on very long 

 recurved stalks. Fruit elliptical, triangular, roughish, obtuse, 

 slightly notched. 



Moist past. & heaths. If. 5, 6. Herbage glauc.lf. Sp. dark brown. 



49. C. r'ujida, 29. 2047. (Rigid C.) Stigmas two. Sheaths none. 



Fertile catkins ovate ; the lowermost stalked. Bracteas lanceo- 

 late, recurved, as well as the leaves. Fruit triangular, somewhat 

 compressed, with a short abrupt beak. 

 Loftiest mts. If. 6, 7. Rigid, 3 — 6 in. mostly curved. Sp. dark-col. 



50. C. ca>spitosa,2l. 1507. (Tufted C.) Stigmas two. Sheaths none. 



Fertile catkins cylindrical, obtuse, erect ; the lowermost rarely 

 stalked. Leaves and auricled bracteas, linear, erect. Fruit per- 

 manent, elliptical, flat, many-ribbed, with a very short abrupt 

 beak. 

 Marshes. If . 5, 6. Bright green, 6 — 12 in. Sp. erect, 1 in. 



51. C. str'icta, 13. 914. (Straight-leaved C.) Stigmas two. Sheaths 



none. Fertile catkins nearly sessile, erect, cylindrical, elongated, 

 acute ; often barren-flowered at the top. Bases of the leaves 

 reticulated. Fruit elliptical, flat, with a short cloven beak, deci- 

 duous. 



Marshes. If. 4. Bather glauc. erect, \\—% f. Sp. 2 in. 

 *51. C. aqudtilis, Suppl. 2758. (Straight-leaved Water C.) Sheaths 

 none. Bracteas long, leafy. Fertile catkins nearly sessile, cy- 

 lindrical, elongated, attenuated below, often acuminated; with 

 barren flowers at the extremity. Fruit roundish-obovate, with a 

 short entire beak. Stem smooth, obtusely triangular. Leaves 

 long, straight, narrow-linear, not fibrous at their bases. 



Moist alp. bogs, Clova. If. 7, 8. Fruit rounder than the last ; 

 bracteas longer. Leaves without filaments at the base. 



***** Barren and fertile florets in separate catkins. Barren catkins 



two or more. 



52. C. acuta, 9. 580. (Slender-spiked C.) Stigmas two. Catkius 



