MBLIA FAMILY. 101 



* * # Shaddock. Young growth pubescent. Mowers white ; fruit very 

 large, often borne in clusters, roundish, with a smooth rind and no 

 nipple; the flesh acid and very juicy. 



C. Decumana, Lour. Shaddock, Pomelo, Grape Fruit. Leaves very 

 large and broad, often emarginate, pubescent beneath ; petioles much 

 winged ; fruit pale with distinct bitterish acid vesicles. Polynesia. 



8. .ffiGLE. (Name of one of the Hesperides.) 



JE. sepiaria, DC. (or Citrus trifoliata) . A shrub with strong 

 thorns, 3 elliptic-crenulate leaflets, solitary flowers in the axils of the 

 thorns, and a light yellow, many-seeded, austere fruit, 1' in diameter. 

 Hardy in protected places as far N. as Washington. Grown for orna- 

 ment, hedges, and as a stock upon which to dwarf oranges. Japan. 



XXVII. SIMARUBACE^;, QUASSIA FAMILY. 



May be regarded as Eutaceae without transparent dots in 

 the leaves. (Phellodendron may be sought here. See the last 

 tardily.) Here represented by a single tree, the 



1. AILANTHUS, CHINESE SUMACH or TREE OF HEAVEN. 

 {Ailanto, a native name.) Flowers polygamous, small, greenish, in 

 terminal branched panicles, with 5 short sepals and 5 petals, 10 stamens 

 in the sterile flowers, and few or none in the fertile flowers ; the latter 

 with 2-5 ovaries (their styles lateral, united, or soon separate), which 

 in fruit become linear-oblong, thin, and membranaceous, veiny samaras 

 or keys, 1-seeded in the middle. 



A. glandulbsus, Desf., the only species known here, from China, is a 

 common shade tree, tall, of rapid growth, with hard wood, very long pin- 

 nate leaves, and many obliquely lanceolate, entire, or sparingly sinuate 

 leaflets ; flowers in early summer, the staminate ill-scented. 



XXVIII. MELIACE.E, MELIA FAMILY. 



Trees, chiefly with pinnately compound dotless leaves, sta- 

 mens twice as many as the petals and united up to or beyond 

 the anthers into a tube, and a several-celled ovary with a single 

 style ; almost all tropical. 



1. MELIA. (Old Greek name of the Ash, transferred to a widely dif- 

 ferent tree.) Calyx 5-6-parted ; petals 5 or 6, linear-spatulate ; fila- 

 ments united into a cylindrical tube with a 10-12-cleft mouth, inclosing 

 as many anthers ; fruit a globose berry-like drupe, with a bony 5-celled 

 stone, and a single seed in each cell. Flowers in large compound 

 panicles. 



M. Azedarach, Linn. Pride op India or China Tree. A favorite 

 shade tree at the S., 30°-40° high ; leaves twice pinnate, smooth ; leaflets 

 ovate and pointed-toothed, of a deep green color ; flowers numerous, fra- 

 grant, lilac-colored in spring, succeeded by the yellowish fruit. 



