72 ACORUS-AGAVE. 



ACORUS. 6 — 1. (Aroidece.) [From Aorc, the pupil, because it was esteemed good for disorders 

 of the eyes.] 



caV'ajnus, (sweet flag, g-y. J. %..) spike protruding from the side of a sword- 

 form leaf-like scape. Water or wet grounds. Root strongly aromatic. 2 f, 

 ACTiEA. 12—1. {Ranunculacecb.) [From .ilcieon, the hunter.] 



avierica'na, (bane berry, w. % .) leaves twice and thrice ternate ; racemes 

 ovate; petals shorter than the stamens; berries ovate-oblong. Var. l.alba, 

 (red cohosh,) petals truncate ; pedicels of the fruit thicker than the pe- 

 duncle ; berries white. Var. 2. riiAra, petals acute, pedicels of the fruit 

 slender, berries red. 2 f. 

 ACTINOMERIS. 17—3. (Corymbifera.) [From aA-;m, a ray, mej-is, part.] 



helianthoi' des, (y.) leaves lanceolate, acute, serrate white-villose beneath, co- 

 rymb simple, compact ; stem winged. S. 



.AUIANTUM. 21 — 1. {Filices.) [From a, not, and diaino, to grow wet, because its leaves are 

 not easily wet. 

 peda'tum, (maiden hair, J. %..) frond pedate, with pinnate branches ; leafets 

 halved, upper margin gashed — barren segments toothed, fertile ones entire ; 

 stipe capillary, very glabrous. Woods. 1 f. 



ADONIS. 12 — 13. (Ranunculaceai.) [Said to have been consecrated by Venus to the memory 

 of the beautiful Adonis.] 

 autumna'lis, (pheasant's eye, Au. <v).) flowers 5 to 8-petalled ; fruit sub-cylin- 

 dric ; petals erose or emarginate. Ex. 

 ADOXA. 8 — 4. iSaxifraga.') [From the Greek a, without, and doara, glory.] 

 moschatelli'na, (g.) peduncles 4-flowered ; filaments united at the base in 

 pairs; anthers round. S. 

 aSSCIIYNOMENE. 16—10. {Leguminosm.) 

 his"pida, (false sensitive plant, y-r. Ju. ©.) stem herbaceous, erect; petioles 

 and peduncles hispid; leaves in many pairs; leafets linear, obtuse; ra- 

 cemes simple, 3 to 5-flowered ; legumes with 6 to 9 hispid joints. Marshes. 

 Penn. to Car. 

 viscid"ula, (y. %.) stem procumbent, viscid, slender ; leafets 7 to 9-obovate ; 

 peduncles about 2-flowered, legume hairy ; joints deeply notched. Sandy 

 grounds. 3 f. 5'. 



.iESCULUS. 7-1. iAcera.) [From the Latin fisca, food.] 



hippocas"tanum, (horse chestnut, w. J. I7.) leaves digitate, with about 7 divi- 

 sions ; corolla 5-petalled, spreading ; flowers in a panicied pyramid. 15 

 f. Ex. 



glabra, (buck-eye, y-w. May. T^.) leaves quinate, smooth; leafets ovate acu- 



" minate ; corolla 4-pelalled, spreading, with the claws as long as the calyx ; 

 stamens longer than the corolla ; capsules echinale. Woods; a small tree 

 with flowers in panicied racemes. Perjn. to Miss. 



macrosta'chya, (Ap. l^.) Jeaves in 5 divisions, downy beneath; raceme very 

 long; corolla 4-petalled, expanding ; stamens long. Beautiful shrub. 6 f. 



.^THUSA. 5—2. (Umbelliferm.) [A Greek word signifying beggarly.] 



divarica'ta, (w. ©.) stem erect, slender ; leaves biternate ; segments narrow 



linear; miibels terminal, without involucres; partial umbels, 3 to 5-flower' 



ed ; fruit hispid. 

 cyna'pium, leaves bi and tri-pinnate, dark green; segments ovate, lanceolate j 



umbels terminal. Road-sides. Flowers white, in many-rayed umbels 



very poisonous. 1 f. Fool's parsley. 



AGARICUS. 21 — 6. (Fungi.) [The name is said to have been given in consequence of there 

 semblance of the plant to a -nineral called Agaricus, which is soft and spongy in its texture.] 



ca7fipcs"tris, pileus fleshy, flattish, having dark, yellow scales ; lamella be- 

 coming yello";ish red; stipe sliort; the ring-volva rather incomplete. This 

 is the cominon eatable mushroom. 

 &GAVE. 6—1. (Bro?ne!i<B.) [From a Greek word, signifying beautiful.] 



virgin"ica, (y-g. 1\ S) stemless, herbaceous ; leaves with cartilaginous serra- 

 fres; scape simple; flowers sessile. Scape 6 f. Flowers fragrant. Rockj 

 banks. Penn. to Car- False aloe. 



