GARDEN BOTANY. sli 



Order A!NACARDIACEjE. Cashew Familt. 



Manual, p. 76. — One foreign species is much planted as an ornamental shrub, 

 viz. : — 



1. Rhus Co'tinus, Venetian Sumach, or Smoke-tree. Smooth ; 

 leaves simple and entire, obovatc ; flowers greenish-yellow, in a panicle, which 

 afterwards becomes a great feathery mass (looking like a cloud of smoke), by 

 a growth from its branches and pedicels into long, hair-like threads. 



Order VITACEJE. Vine Familt. 



Manual, p. 77. — The various cultivated varieties of Grape fall by their bo- 

 tanical characters under three of the American species described in the Manual, 

 and under 



1. Vitis vinifera, European Grape. Leaves very soon glabrous; flow 

 ers all perfect. 



Order SAPINDACEJE. Soapberry Family. 



Manual, p. 82. — Besides those described, there are some foreign Maples 

 planted, a Buckeye or two, and a climbing annual in the gardens. 



Herb, climbing by tendrils, with alternately compound leaves and 



bladdery 3-celled pods 1. CARDIOSPERMUM. 



Trees or shrubs, with the leaves opposite and 



Palmately compound : fruit a leathery or prickly few-seeded pod. 2. iESCULUS. 



Simple, palmately lobed : fruit 2 samaras united at their base 3. ACER. 



1. Cardiospermum Halieacabum, Heart-seed or Balloon Vine. 

 A delicate annual, climbing by a pair of short tendrils on the peduncle, with 

 twiee-ternate leaves, and small white flowers (sepals and petals 4, irregular: 

 stamens 8), succeeded by an inflated 3-celled 3-seeded pod; seeds globular, 

 hard, marked with a heart-shaped spot. 



2. JEsculus Hippoeastanum, Horse-Chestnut, and the common 

 Buckeyes, are described in Man. p. 83. 



JE. parvifloi'a, Small-flowered Buckeye. Shrub 3° to 6° high, 

 with stalked and narrow leaflets, and a long and slender panicle of smallish 

 white flowers : stamens very long ; fruit smooth. Planted for ornament, from 

 the S. States. 



3. Acer, Maple. Man. p. 84. Some of the wild Maples are much planted 

 for shade trees ; also 



A. Pseudo-Platanus, Sycamore M. A fine tree, from Europe, with 

 huge leaves having 5 strong and acuminate serrate lobes, and hanging racemes 

 of greenish flowers, appearing soon after the leaves: wings of the fruit rather 

 spreading. 



A. plataiioides, Norway M. A handsome tree, from Europe, with 

 bright-green and thin leaves, having rather small pointed lobes, and very few 

 and coarse teeth ; yellowish flowers in an erect corymb, appearing with the 

 leaves ; the fruit with large and divaricate wings. 



A. macrophyllum, the Large-leaved M., from Oregon and Cali- 

 fornia, — a tine tree, with deeply 5-lol)cd leaves, 6' to 9' broad, and drooping 

 racemes of yellow flowers, — is beginning to be planted. So is 



A. ciroinatum, Round-leaved M., from Oregon ; a tall shrub, the 

 leaves round-cordate, moderately 7-9-lobed, plaited, serrate; flowers greenish, 

 in a corymb ; wings of the fruit divaricate. 



