292 GLABER 



Glaber (Lat.), glabrous, hairless. 



Glabraria L. = Litsia Lam. (Laur.). 



Glacial zone, see Zones of Vegetation. 



Gladdon, Iris foetidissima L. 



Gladiate, sword -shaped. 



Gladiolus (Tourn.) L. Iridaceae (in). 120 Afr., Eur., As. 

 protandrous. L. isobil. Cult. orn. fl. 



Gland, an organ secreting fluid, e.g. nectary, oil-gland, water-pore; 

 cf. Insectivorous PL, Plumbaginaceae, Saxifragaceae ; -ular hair, 

 a sticky secreting hair, Citphea, &c. 



Glandonia Griseb. Malpighiaceae (n). i Amazon valley. 



Glans (Lat.), a nut. 



Glareal, growing on dry exposed ground. 



Glass-wort, Salsota; (Am., VV.I.) Salicomia. 



Glastonbury thorn, a var. of hawthorn. 



Glaucescent, becoming sea-green, or sea-green. 



Glaucidium Sieb. et Zucc. Ranunculaceae (i). 2 Japan, China. 



Glaucium Tourn. ex Hall. Papaveraceae (n). 12 Eur., As. G.flavum 

 Crantz, yellow horned-poppy, on sea-shores in Brit. 



Glaucothea O. F. Cook. Palmaceae (i. 2). i California. 



Glaucous, sea-green, covered with a bloom like a plum. 



Glaux (Tourn.) L. Primulaceae. G. maritima L., sea milkwort, the 

 only sp., N. temp, coasts (incl. Brit.), a halophyte with fleshy L The 

 seedling dies after producing in the axil of one cot. a hibernating 

 shoot, with a root of its own. From this fresh plants arise veg., the 

 process being repeated for several years before flowering. Runners 

 with scale 1. in whose axils renewal-shoots form appear before the 

 flowering period. The fl. has no C, but a coloured K. 



Glaziocharis Taub. ex Warm. Burmanniaceae. i Rio de Janeiro. 



Glaziophyton Franch. (Arundinaria p.p. EP.). Gramin. (13). i Brazil. 



Glaziostelma Fourn. Asclepiadaceae (n. i). i Brazil. 



Glaziova Bur. Bignoniaceae (i). i Brazil. Tendrils with discs at tip 

 (cf. Parthenocissus). 



Gleadovia Gamble et Prain. Orobanchaceae. i Indomal. 



Glechoma L. (Nepeta L. BH.}. Labiatae (vi). 6 |*. 



Glechon Spreng. Labiatae (vi). 12 Brazil, Paraguay. 



Gleditschia Clayton. Leguminosae (n. 7). n subtrop. Am., As. 

 Stems usu. with stout branched thorns (stem structures, arising in 1. 

 axils). The thorn comes from the uppermost of a series of sub- 

 petiolar buds one above the other in the axil. No winter buds form, 

 and the young apex of each twig dies off in winter, the next year's 

 growth starting lat. Some used for hedges; some useful timber. 

 Glehnia F. Schmidt. Umbelliferae (in. 6). i_E. As., W. N.Am. 

 Gleichenia Sm. Gleicheniaceae. 100 trop., %.. Creeping rhiz.; 1. 



repeatedly branched in an apparently dichot. way. 

 Gleicheniaceae. Filicales Leptosporangiatae. 2 gen., 100 sp., trop., 

 subtrop. and S. temp., small ferns with creeping rhiz. and dichot. 

 branched 1. Sorus of 28 sessile sporangia, without indusium, with 

 complete transverse annulus, dehiscing longitudinally. Chief genus : 

 Gleichenia. 

 Gleniea Hook. f. Sapindaceae (i). i Ceylon. 



