LEUCOLAENA 381 



Leria DC. = Chaptalia Vent. (Comp.). 

 Lescaillea Griseb. Compositae (6). i Cuba. 



Leschenaultia R. Br. Goodeniaceae. 16 Austr. "In L.formosa R. 

 Br., the insect's proboscis comes in contact with the lower lip of the 

 pollen-cup (see fam.), opening it and dusting itself with pollen; in 

 the next fl. it places this pollen on the stigmatic surface which lies 

 outside the pollen-cup." (Miiller. ) 



Lespedeza Michx. Leguminosae (in. 7). 40 temp. N. Am., As., 

 and Mts. of trop. As., Austr. Fls. sometimes apetalous, and cleisto- 

 gamic. L. striata Hook, et Am. (Japanese clover; As.) is being 

 spread over N. Am. by animal agency. It is a useful fodder-plant. 



Lesquerella Wats. (Vesicaria p.p. BH.). Cruciferae (3). 50 Am. 



Lessertia DC. Leguminosae (in. 6). 40 Afr. 



Lessingia Cham. Compositae (3). 15 California. 



Lestibudesia Thou. =Celosia L. p.p. (Amarant.). 



Leto Phil. (Brachyandra EP.}. Compositae (2). i Chili. 



Lettsomia Roxb. Convolvulaceae (i). 20 warm As. 



Lettuce, Lactuca saliva L.; lamb's-, Valerianella; prickly-, Lactuca 

 Scariala L.; -tree, Pisonia morindifolia Br.; water-, Pistia Stra- 

 tiotcs L. 



Leuc-, leuco- (Gr. pref.), white; -anthous, white flowered, &c. 



Leucactinia Rydberg (Pectis p.p.). Compositae (6). i Mexico. 



Leucadendron Berg. Proteaceae (i). 70 S. Afr. L. argenteum R. . 

 Br. (silver-tree) has 1. covered with fine silky hairs, and may be used 

 for painting upon. It has been nearly extirpated. Fl. like Protea. 

 The P, when the fr. is ripe, splits into 4 segments, united round the 

 stigma, and acts as a wing. 



Leucadendron L. = Protea L. (Prot.). 



Leucaena Benth. Leguminosae (i. 3). 12 warm Am., Polynesia. 



Leucampyx A. Gray ex Benth. et Hook. f. Compos. (7). i S.W. 

 U.S. 



Leucanthemum (Tourn. ) L. = Chrysanthemum Tourn. p.p. (Comp.). 



Leucas Burm. Labiatae (vi). 70 trop., Afr., As. 



Leucaster Choisy. Nyctaginaceae. i Brazil. 



Leuceleiie Greene (Aster p-p-)- Compositae (3). 6 N. Am. 



Leuceres Calest. (Endressia p.p.). Umbelliferae (ill. 5). 2 Spain. 



Leuceria Lag. Compositae (12). 50 S. Am. Xerophytes. 



Leuchtenbergia (Fisch.) Hook. Cactaceae (in. i). i Mexico. See 

 fam . 



Leucobarleria Lindau. Acanthaceae (iv. B). 3 N.E. Afr., Arabia. 



Leucocalantha Barb. Rodr. Bignoniaceae (inc. sed.). i Amazonas. 



Leucocarpus D. Don. Scrophulariaceae (n. 4). i trop. Am. 



Leucocodon Garcln. Rubiaceae (i. 7). i Ceylon. 



Leucocoma Nieuwland (Thalictru?>i p.p.). Ranunculaceae (3). i N. 

 Am. 



Leucocoryne Lindl. Liliaceae (iv). 8 Chili. Cult. orn. fl. 



Leucocrinum Nutt. ex A. Gray. Liliaceae (in), i W. U.S. 



Leucocroton Griseb. Euphorbiaceae (A. II. 2). 4 Cuba. 



Leucogenes Beauverd. Compositae (4). 2 New Zealand. 



Leucojum L. Amaryllidaceae (i). 10 S. Eur. (snow-flake). 



Leucolaena R. Br. = Xanthosia Rudge p.p. (Umbell.). 



