THE GENERA OF BRITISH FLOWERING PLANTS 219 



405. Cephalanthera.— Stem leafy; flowers erect, 

 in a spike; perianth meeting; column lonjj; ovary 

 twistetl: beaiv vi style short. 



406. Helleborine (Epif>artis). — Stem leafy; 

 flowers in raceme, droopingp; perianth spreading; 

 lip interrupted; rostellum short; column short; 

 ovary straight, stalk twisted. 



407. Orchis. — Perianth hooded ; lip 3-lobed, 

 spurred; spur long; pollen glands in one pouch. 



408. Aceras. — I'erianth hooded; lip pendant, 

 3-lobed; spuro; pollen glands in i pouch. 



409. Ophrys.— Perianth spreading; lip lobed; 

 spur o; pollen glands in 2 jjouches. 



410. Herminiura. — Perianth spreading, bell- 

 shaped; lip [jetaloid; spur o; lip 3-lobed; pollen 

 glands naked, exserted. 



411. Habenaria. — Perianth gaping, hooded; 

 lip spurred; spur long or short; lip 3-lobed or 

 entire; pollen glands naked. 



412. Cypripediiun. — Perianth spreading; lip 

 large, saccate; anthers 2 (i in rest of Orchids); 

 column 3-fid above. 



Order So. Iridace/E 



413. Iris. — Perianth regular, 6-cleft, segments 

 unequal, alternate ones reflexed; stigmas 3, 

 petaloid; ovary 3-ccllcd. 



414. Hermodactylus. — As 413, rootstock digi- 

 tate; ovary i-Iocular. 



415. Crocus. — Perianth regular, funnel-shaped; 

 tube long, segments equal ; stigma 3-fid or 

 3-partite. 



416. Romulea. — Perianth regular, 6-clcft, seg- 

 ments equal; tube short; .styles 3, 2-fid ; lobes 

 slender. 



417. Sisyrinchium. — Perianth 6-cleft, segments 

 subequal; tube short; styles 3, short, entire, 

 slender; filaments united below. 



Order 81. Am.\rvllid.\cEj« 



418. Narcissus. — Perianth-mouth with circular 

 corona (crown); limb 6-partite, segments equal; 

 stamens included, unequal. 



419. Galanthus. — Perianth without corona, 

 6-partite, segments unequal, in 2 series, outer 

 larger; stamens equal. 



420. Leucojum. — Perianth bell-shaped, without 

 corona; segments equal with thickened tips; 

 stamens equal. 



Order 82. D1OSCOREACE.B 



421. Tamus. — Twining plant, dioecious, stem 

 twining to left; perianth bell-shaped, small, limb 

 6-partite; 6 stamens; in female, perianth adnate to 

 ovary; fruit a berry. 



Order 83. Liliace.« (and Asparagace^ and 



MELANTHACE/E) 



422. Ruscus. — Shrub; cladodes in axils of 

 minute scales; plant dioecious; stamens 3; fila- 

 ments united below; berry i-celled, 2-secded. 



423. Asparag'us. — Herbaceous; stem branched; 

 flowers axill.ary; perianth 6-partite, tubular below; 

 stamens 6; filaments free; stigmas 3, reflexed. 



424. Polygonatum. — Stem simple; leaves 

 many; flowers axillary; perianth tubular, 6-cleft, 

 deciduous at length; berry with i-2-seeded cells. 



425. Maianthemum {Vni/olium). — Stem simple; 

 leaves 2; flowers in terminal racemes; perianth 

 4-partite; stamens 4; berry 2-celled. 



426. Convallaria. — Stem simple; leaves radical; 

 flowers in raceme; perianth globular, 6-partite; 

 berry with i-seeded cells. 



427. Simethis. — Rootstock bulbous; flowers 

 jointed on pedicels, purple outside, white within; 

 perianth-segments 6, spreading; filaments bearded; 

 anthers attached by back. 



428. Allium. — Flowers in umbel; spathe of i or 

 2 leaves; perianth-segments 6, spreading; anthers 

 attached by backs. 



429. Muscari. — Leaves radical; perianth-seg- 

 ments coherent below; perianth globose, mouth 

 narrowed; 6cleft. 



430. Scilla (Endymion). — Flowers blue or pink, 

 in racemes; perianth -segments 6, spreading; 

 anthers attached by backs. 



431. Ornithogalum. — Flowers white or greenish; 

 perianth segments 6; persistent; stamens on re- 

 ceptacle; anthers attached by backs. 



432. Lilium. — Flowers on leafy scape, tew, 

 nodtling, p.inicled; nectaries o; perianth spreading 

 or turned back; anthers attached above the base; 

 seeds flat. 



433. Fritillaria. — Flowers nodding, large, 

 solitary, red or white, chequered; nectary oblong; 

 perianth deciduous; anthers attached above their 

 base. 



434. Tulipa. — Flowers laige, erect, solitary, 

 yellow; nectaries o; perianth deciduous; anthers 

 erect. 



435. Gagea. — Flowers in umbel, yellow, small; 

 nectaries o; leaves 1-2, linear; anthers erect; 

 perianth-segments 6, spreading; persistent. 



436. Lloydia. — Flowers white, small, erect; 

 nectary transverse; anthers erect; perianth spread- 

 ing, persistent; stigma 3-angled; seeds angular 

 above. 



437. Colchicum. — Style 4; ovary 4-5-lobed; 

 rootstock ii corni ; flowers like Crocus^ autumnal, 

 funnel-shaped; tube long; leaves several, radical; 

 ovaries buried. 



438. Narthecium. — Rhizome slender, creeping; 

 flowers yellow; scape leafy; perianth 6-partite; 

 capsule 3-celled; seeds appendaged. 



439. Tofieldia. — Flowers greenish - white; 

 perianth 6-partite; styles 3; stigmas 3; capsule 

 septicidal. 



440. Paris. — Leaves net-veined; rhizome stout; 

 leaves in whorl, 4-5; flowers terminal; perianth 

 4-parlite, in 2 whorls; styles 4; ovary 4-5-lobed. 



Order 84. JuNCACE.^: 



441. Juncus. — Leaves round; plant smooth; 

 perianth 6-fid, glumaceous; style simple; stigmas 

 3; capsule 3-celled; seeds many. 



442. Luzula. — Plant tufted, hairy; leaves flat, 

 grass-like; capsule i-celled, 3-valved; seeds 3 at 

 base. 



