SPONDIACEAE. Ill 



Broad leaves with toothed blades. 1. P. heterophylla. 



Broad leaves with pandurate or plnnately lobed blades. 2. P. cyathophora. 



Leaves throughout the plant with very narrowly linear entire 



blades : plants glabrous : Involucral glands mostly 3 or 4. 3. P. plnetorum. 



1. P. heterophylla (L.) Small. Perennial, stems 3-12 dm. tall: leaf -blades 

 obovate, oblong, or ovate, or narrower, especially on the branches, 5-15 cm. 

 long: involucres campanulate, mostly over 3 mm. long: capsules 3.5-4 mm. 

 long: seeds 3-3.5 mm. long, prominently tuberculate. Hammocks. F. K. 

 (Ber., Bah., Cuba, Ant.) 



2. P. cyathophora (Murr.) Small. Annual, stems 1.5 m. tall or less, pubes- 

 cent: leaf -blades oblong or oval, varying to obovate or ovate, or narrower 

 especially on the branches, 5-18 cm. long: involucres campanulate, 3.5-4 mm. 

 long: capsules 4-4.5 mm. long: seeds 3-3.5 mm. long, tuberculate. Hammocks. 

 F. K. (Ber., Bah., Cuba, Ant.) PAINTED-LEAP. 



3. P. pinetorum Small. Stems 3-10 dm. tall, glabrous: leaf-blades narrowly 

 elongate-linear, 4-15 cm. long: involucres turbinate, mostly less than 3 mm. 

 long: capsules 2.5-3 mm. long: seeds 2-2.5 mm. long, slightly tuberculate. 

 [P. havanensis Small. Not Euphorbia havanensis Willd.] Pinelands. F. K. 



(Cuba.) 



21. PEDILANTHUS Neck. Shrubs with fleshy branches. Leaves succu- 

 lent. Involucres borne in dichotomous, often contracted cymes, oblique and 

 strongly 2-lipped, the lower lip much larger than the upper. Capsule 3-lobed, 

 the carpels often keeled or horned. 



1. P. tithymaloides (L.) Poit. Plants 3-16 dm. tall or more, the stem and 

 branches sometimes zigzag: leaves spreading; blades ovate to ovate-lanceolate, 

 4-11 cm. long: involucres 12-14 mm. long, red or reddish, the 2 terminal lobes 

 broadly ovate, ciliolate: stamens and style exserted: capsules 6-7 mm. long: 

 seeds 3-3.5 mm. long. Hammocks. Nat. from the tropics, and cultivated. 

 (Bah., Cuba, Ant.) REDBIRD-FLOWER. JEW-BUSH. 



Order SAPINDALES. 



Shrubs or trees. Leaves various: blades simple and entire or toothed, 

 or compound. Calyx of distinct sepals. Corolla of distinct petals, regu- 

 lar or rarely irregular, or wanting. Androecium of as many stamens as 

 there are petals, or of twice as many, or rarely of more or fewer. Fila- 

 ments distinct. Gynoecium of a single carpel, or of several united carpels. 

 Fruit various. 



Plants with resin-bearing tissues. Fam. 1. SPONDIACEAB. 



Plants not resin-bearing. 



Leaf-blades simple, pinnately veined. 



Each cavity of the ovary with a single ovule. Fam. 2. AQUIFOLIACEAE. 



Each cavity of the ovary with 2 or more ovules. 



Disk present : corolla present. Fam. 3. CELASTRACEAE. 



Disk obsolete : corolla wanting. Fam. 4. DODONAEACEAE. 



Leaf-blades simple and palmately veined or compound. Fam. 5. SAPINDACEAE. 



FAMILY 1. SPONDIACEAE. SUMAC FAMILY. 



Shrubs, trees, or vines, with a milky, resinous, often acid or caustic 

 sap. Leaves alternate: blades simple or pinnately compound. Flowers 

 monoecious, dioecious, or polygamous. Calyx of 3-5 sepals. Corolla of 

 3-5 petals, larger than the calyx. Androecium of 3-6, or rarely more, 

 stamens. Gynoecium of 1, or of 3-5 more or less united, carpels. Fruit a 

 drupe or a berry. 



