188 



BIADELPHIA DECANDRIA. 



rachi squarrosa 



cemes; rachis squar 



rose. 



Mich. 2. p. 54. Pursh 2. p. 739 



P. Cymosa. Walt. p. 179- 

 P. Attenuata. Nutt. 2. p. 90. 



Stem erect, terete, tapering, 3 — 5 feet high. Root leaves 2 — 5 inches 

 long, very narrow, linear, lanceolate; lower stem leaves nearly similar to 

 the root leaves, scatterecl,climinishlng towards the summit to a mere scale, 

 giving the stem a naked appearance. Flotcers in a regular corymb, com- 

 posed of simple racemes 1 — 2 inclies long; rachis as the flowers decay, 

 rendered squarrose by the persistent bracteas. Calycine wings ovalj 

 slightly mucronate, much longer than the capsule, greenish yellow. Seeds 

 Smooth, 



The flowers of this species when dry,become a dark greenjalmost blacky 

 the two preceding species generally retain a yellowish hue. 



Grows in the shallow ponds in the pine barrens, very common. 



Flowers June 



■August. 



DECANDRIA. 



§ 1. Stamens all connected, monadel- 



PHOUS. 



AMORPHA. Gen. Pl. 1170. 



Calyx campanula- 

 tus, 5-fidiis. CoroUce 

 vexillum ovatum, con 

 cavum. Alee carina'' 

 que nullae. Legumen 



2 spermum, falca- 

 tiim. 



1. Fruticosa. 



Calyx campanu 



late, 5-cleft. 



Corolla 



with the vexillum o 



vate^concave. 



Wims 



t) 



and 



keel 



wanting. 



Pod (Legumen) 

 i seeded, falcate. 



2 



A. glabra, subarbo- [ Glabroiis,somewhat 



rescens ; foliis petio- } arborescent ; leaves 



