CELASTRua, XLV. CELASTRACE^. S15 



Order XLIV. SAPINDACE^.— SoArwoRxs. 



Trees, shrubiox lierbn, the latter furnished witli tendrils. 



ti's. alternate, uaually compound and without stipules. 



Fh: small, usually polj'gamous. Sep. 4—5, distinct, imbricated in a5.stivation. 



Cur.— Petals as many as the sepals, sometimes 1 less, (or rarely wanting,) inserted outside the hypogy- 



Sfa. 8 or 10; fd. distinct; anlh. intioise. 1 nous disk which lies at the bottom of the calyx. 



Ova. of 3 united carpels ; sty. jiartly or completely united. 



hV. a 3-celled capsule or samara, or olten fleshy and indehiscent. 



iitii 1 — 3 in each cell, usually arilled, without albumen. 



CARDIOSPERMUM. 



"~ G/'. KapSia, heart, aircpjia, seed; the globose seeds marked with a loi'ge, coriZare hilum. 



Sepals 4, tlie 2 outer smallest ; petals 4, each with an emarginate 

 scale above the base ; the 2 lower remote from the stamens, their 

 scales crested ; glands of the disk 2, opposite the lower petals ; sta- 

 mens 8, unequal ; style trifid ; capsule membranous, inflated. — Climb- 

 ing' Jierbs with biternate leaves. Lower fair of pedicels chariged to tendrils. 



C. HALiACABtJM. Heart-.<:eed. Balloon-vine. 



Plant nearly glabrous ; leaflets ovate-lanceolate, incisely lobed and den- 

 tate; /r-wt^ pyrifbrm-globose, large, bladder-like. — Native on the Missouri and 

 its branches. Turr. tf- Gr. Naturalized in the W. States. Mead. A curious 

 vine, 4 — 6f in length, with remarkably large, inflated, membranous capsules. Jl.f 



Order XLV. CELASTRACE^.— Staff-trees. 



Shricis, or rarely trees, with opposite or alternate leaves. Fls. not always perfect. 



Cn/.— Sepals 4—5, united at base, imbricated. [which surrounds the ovary. 



Cor. — Petals as many as sepals, inserted by a broad base under the margin «f the flat, expanded disk 



Sta. as many as the petals and alternate with tliem, inserted on the margmof the disk. 



Oaa. superior, immersed in and adheriiifr lu the disk. 



Fr. a capsule or berry. Seeds cither \yith or without an arillus. 



Genera 27, species 274, chiefly native of the temperate zone of both hemispheres. They possess acrid 

 and bitter properties, sometimes emetic and stimulant. 



Ge7iera. 



< compound (ternate) StaphyUa. I 



< opposite, \ simple. . . ■ Euonyniu8. S 



Bhrubs with leaves { alternate, simple Celaalrtis. 2 



Tribe 1. STAPHYLEiE. 



Leaves pinnate, opposite. Seeds not ariled. Cotyledons thick. 

 1. STAPHYLEA. 



A Greek word, meaning- a cluster of grapes ; from the form of the fructification. 



Fls. $ ; calyx of 5, colored, persistent sepals ; petals and stamens 

 5 ; styles 3 ; capsules 2 — 3, membranous and inflated. 



S. TRiFOLiA. Bladdcr-niif. 



Lvs. ternate; rac. pendulous; jtet. ciliate below; //•. ovate. — A handsome 

 shrub, 6 — 8f high, in moist woods and thickets. Can. to Car. and Tenn. Leaf- 

 lets oval-acuminate, serrate, pale beneath, with scattered hairs. Flowers white, 

 in a short, drooping raceme. The most remarkable feature of the plant isits 

 large, inflated capsules, which are 3-sided, 3-parted at top, 3-celled, containing 

 several hard, small nuts or seeds, with a bony, smooth and polished testa. May. 



Tribe 2. EUOK'YMEa^. 

 • Leaves simple. Seeds usually ariled. Cotyledons leafy. 



2. CELASTRUS. 

 Flowers sometimes polygamous ; calyx flat, of 5 united sepals ; co- 

 rolla spreading, of 5 sessile petals ; capsule subglobose, or 3-angled, 

 3-celled; seeds with an arillus, 1 — 2 in each cell. — Climbiiig shrubs.^ 

 with deciduous leaves., arid minute., deciduous stipules. 



C. scANDENs. Staff-tree. 



Unarmed; st. woodv, twining; lvs. oblong, acuminate, serrate; rac. ter- 

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