JUNCJiiE. 



377 



817. LUZULA. 



A. Seeds with a large crest-like appendage. 



1. flavescens. Umbel nearly simple. 

 Branches erect. Crest falcate. Root stoloui- 

 ferons. p. 6, 7. Mountain tooods. c. Pyr. 

 Jura. Alps. Not in It. 



2. pilosa. Corymb umbel-like, generally 

 compound. Branches in fi-uit reflexed. Fl. 

 solitary. Crest falcate, acute. Caps, pointless, 

 p. 4, 5. Woods. Dr. Bromfield finds in 

 the Isle of Wight what is perhaps a variety 

 of this, icith much smaller Fruit and the crest 

 of seeds not falcate. 



3. Porsteri. Corymb umbel-Uke, generally 

 compound. Branches erect. M. solitary. Crest 

 straight, very obtuse. Caps, .with a point, p. 

 5. Woods. 



B. Seeds nearly loithout appendage. 

 i. Mowers solitary. 



4. glabrata. L. hairless! Pan. decom- 

 pound, divai'icate, exceeding floral L. Sep. 

 lanceolate, finely acuminate, somewhate exceed- 

 ing ovato-subrotund, shining, mucrouate cap- 

 sule. (Fil. one-sixth of anther, Koch.) p. 6, 7- 

 (flalc. mountains, Koch.) {Moist pastures, 

 Auv. e. Prov. c. Alps, Duby.) 



5. parviflora. L. hairless, except at open- 

 ing of sheath. Corymb compound, erect, diva- 

 ricate. Sep. lanceolate, acuminate, exceeding 

 capsule. (Fil. half anther, Koch.) p. Pyr. 

 w. Alps. rare. 



ii. Flowers clustered. 



6. grseca. Sep. acuminate, exceeding ellip- 

 tic, obtuse, mucronate capsule ; otherwise like 

 L. sylvatica. p. 5, 6. Woody hills, s. It. 

 SicOy. 



7. sylvatica. Pan. decompound, lax. Stalks 

 3-flowered, exceeding floral L. Sep. mucro- 

 nate, about equidling ovate, 3-edged, acuminate 

 capsule. FU. very short. Fl. hrown. L. 

 hairy on the edge. p. 5, 6. Woods and moist 

 rocks. 



8. spadicea. Pan. decompound, exceed- 

 ing floral L. Stalks flexuose at top, 4-flow- 

 ered. Sep. lanceolate, acuminate, about equal- 

 ling capsule. L. bearded at base. p. 6, 7- 

 Mountain meadows, m. Eur. 



9. nivea. Pau. decompound, falling short 

 of floral L. Stalks about 6-flowered. Sep. 

 lanceolate, acute, without mucro; outer one- 

 third shorter than inner. L. hairy. Fl. very 

 white, p. 0, 7. Alpine valleys. Fr. Sw. 

 n. It. Tyr. 



10. albida. Pan. decompound, falling 

 short of floral L. Stalks about 4-flowered. 

 Sep. ovato-lanceolate, nearly equal, with a 

 small mucro, exceeding capsule. L. haii'y. Fl. 

 white, p. 6, 7. Woods, m. Eur. 



11. lutea. Pan. decompound: clusters 

 rounded, spike-like. Sep. nearly equal, lan- 

 ceolate, mucronate, shining, yellow, equalling 

 the subi'otundo-ovate, 3-edged, mucronate cap- 

 sules. L. without hairs, p. 7, 8. Mountain 

 pastures. Pyr. Alps. n. Apenn. 



12. arcuata. Pan. subumbeUate, o( afew, 

 3-5-flowered clusters, on long, drooping stalks. 

 Sep. broad lanceolate, bristle-pointed. Fil. as 

 long as anthers. Caps, roundish ovate. Seeds 

 scarcely appendaged at base. L. linear, chan- 

 neled, curved, rather hairy, p. 7, 8. Very 

 high. Cairngornm. Sutherland. 



O. Seeds with a conical appendage at base. 



13. campestris. Spikes ovoid, in umbels, 

 sessile and stalked. Sep. acuminate. Anthers 

 many times longer than filaments. Caps, ob- 

 tuse, mucronate. p. 3-5. Pastures and 

 heaths. 



14. xnultiflora. Spikes ovoid, in umbels, 

 sessile and stalked. Sep. acuminate, mucro- 

 nate. Anthers about as long as filaments. Caps, 

 obtuse, mucronate. p. 5, 6. Woods and 

 mountain heaths. 



0. congesla. Spikes all nearly sessile. 

 7. nigricans. Spikes dark brown. L. often 

 quite hairless. 



15. pediformis. Clusters sessile and 

 stalked, in a compound panicle. Outer Sep. 

 rather the longest, acuminato-aristate. Caps, 

 ovoid, acuminate, p. 6, 7. Mountains, e. 

 Pyr. Prov. Dan. Mont Cenis. 



16. spicata. Spikelets sessile in a some- 

 what interrupted spike. Sep. lanceolate, acu- 

 miuato-aristate. Caps, obtuse, apiculate. p. 

 6-8. High pastures. Sc. Auv. Jura. Alps. 

 Pyr. Riesengeb. Apenn. Cors. 



3 c 



