Order 46.— LEQUMINOUS PLANTS. 



193 



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8. PrSUA[. Pea. 



Calyx divisions leaf-like, 2 upper shortest. 

 Banner large, reflexed. Stamens 10, diadelplious 

 (9 & 1). Style flattened, keel-shaped, bearded on 

 the upper side. Legume oblong, tumid. Seeds 

 globose. — Climbing herbs. Leaves pinnate, end- 

 ing with a branching tendril. 



P. sati'vum. Common Garden Pea. Leaflets usually 4, 

 ovate, entire. Stipules rather larger than tlie leaf- 

 lets (2-3'' long), ovate, half- cordate at base. Flow- 

 ers 2 or more on axillary peduncles, large, white. 

 Pods 2 or 3'' long, 5-9-seeded. A very valuable 

 leguminous plant, all over smooth and glaucous. 

 There are many varieties. June. (Also, Fig. 443.) 



9. BAPTIS'IA. Wild Indigo. 



Calyx 4-5-cleft half way. Petals of about 

 equal length, somewhat united. Banner roundish, 

 notched at the end. Stamens 10, distinct, decid- 

 uous. Pod inflated, many-seeded, raised on a 

 stalk in the persistent calyx. — u Large herbs 

 with leaves palmately 3-foliate or simple. Flowers in racemes, 

 mostly oblong, broadest above. A2)7\-Sept. 



§ Leaves simple. Flowers yellow. (3 species far South, omitted.) 

 § Leaves 3-foliate ... .a Flowers blue, in a few long racemes ... .1 

 a Flowers white, in a few long racemes. . . .b 

 a Flowers yellow, solitary, or in short racemes.... c 



b Stipules leaf-like, longer than the petioles 2, 3 



b Stipules much shorter, or not longer than the petioles 4, 5 



c Flower-stalks not longer than the calyx 6, 7 



c Flowcr-.^talks much longer than the calyx. S. Omitted. 

 1 B. austra'lis. Austral W. Smooth. Lfts, obovate or oblong. Fls. large. \V. S. i 



2 B. leucophoe'a. Whitish IV. Stipules large, ovate. Kacemes nodding. W. 



3 B. villo'sa. Wooll// IV. Stipules small, lance-linear. Racemes erect. S. 



4 B. leucantha. Stipules lancc-lincar, about as long as petioles. W. S. f 



5 B. alba. Stipules and bracts minute, early falling off. S. 



G B. lanceola'ta. Leaflets narrow-elliptic. Flowers axillary. S. 



7 B. tincto'ria. Leaflets siiiiiU. round-obovate. Kacemes terminal. Common. 



Fii'. 451. Con 

 s, the large 8ti|iiili-s; p, tlie 

 pod; / the (lower; t, tbe 

 tendrils on tlie end of the- li^af. 



Leaflets 



