ORDER LXXIX. ASCLEPIADACK.E. 4'.)^ 



1. S. mari'tima, (D. C.) Stem glabrous, climbing. Leaves opposite 

 sessile, linear, channeled; succulent. Umbels 9 — i(jflf)\vere(l, t^olitary, 

 axillary ; calyx small ; sepals erect, acute ; leaves of tlie staniiiical 

 crown oval, obtuse, white. — Greenish, June — Oct. On lauds over- 

 flowed by salt water. Lyoni maritima, EIL 



Genus VI.— GONOLO'BUS. L. 18—5. 

 (From the Greek gonia, an angle, and lohos, a pod.) 



Cali/x small. Corolla rotate, 5-parted. Stamineal crown 

 shield-form, lobed. Stameiis 5. ^«^/ie;-5 opening tran.sversely. 

 Pollen masses 10, in 5 pairs. Stigma flattened. Follicles 2, 

 ventricose. Seed comose. 



1. G. Carolinen'sis, (Mich.) Stem climbing, pubescent. Leaves ob- 

 long, cordate, acuminate, slightly auriculate, pubescent, Floioers in ax- 

 illary umbels ; segments of the corolla long, obtuse ; follicles ribbt-d, 

 angular. — Purple. If. May — Aug. Clay soils. G. hirsutus, 'Slich. 



2. G. macropiitl'lus, (Mich,) Stem climbing over small shrubs, pu- 

 bescent. Leaves opposite, broad-cordate, acuminate, pubescent. Flow- 

 ers in axillary umbels ; segments of the corolla obtuse ; follicles muricate 

 — Obscure yellow. If. June — Aug. Light soils. 



Genus VII,— METASTEL'xMA. Br 



(From meta, behind, and sielma, a girdle.) 



Cali/x small, 5-leaved. Corolla sub-campanulate ; lobes 

 with white hairs within. Stamineal crown 5-leaved ; leaves sim- 

 ple ; anthers terminated by a membrane ; pollen masses ovoid, 

 compressed, attached by the apex. Follicles smooth, slender. 

 Seeds comose. 



1, M. Fra'seri, (Decai.) Herbaceous plant, erect, smooth. Leaves 

 oval or ovate, mucronate, or acuminate smooth. Lobes of the corolla 

 ovate, acute. — Greeuish. Carolina. 



Genus VIII— CHTHAMA'LIA. Decai. 

 (From chthainalos, on the ground.) 



Calyx 5-parted, lobes ovate-pubescent. Corolla campannlate, 

 with a short tube; limb 5-parted, lobes erect, ovate-oblong. 

 Stamineal crown campanulate. Follicles ovoid, fleshy. Seeds 

 hairy. 



1. C. pubiflo'ra, (Decai ) Decumbent, puberulent ; branches tcrote, 

 slender. Lower leaves sub-reniform ; upper ones ovate-cordate, acute, 

 puberulent. Flowers 3 — 4; lobes of the corolla villous within. — Car. 



There are many intcrestin? exotics bclonfring to this order. The IToi/ii airuosa, 

 tlie Wax Plant, is a plant irom the Ka!jt Indies, and receives it-* comnion n.-xine from 

 its wax-like flowers. The Stapelias, from the Ciipe of Good Hope, are !-ii)s:u'ar 



Slants, and readily distinguislied by their disgusting odor; hence c'nlleJ carrion 

 owers. 



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