HTPERlCACEa;. 58 



Plant about a foot h\gh, found in dry fields and woods. It has small and near- 

 ly sessile leaves, with solitary, lateral, yellow flowers near the top, which are 

 very deciduous. This plant, accordinir to Eaton, is remaikable for the thin, 

 fibrous, curved ice-crystals which it shoots out near the roots, in the late au- 

 tumn months. Frost plant. Rock Rose. 



3 . H U D S O' N I A . 



Calyx 3-parted tubular; petals 5; capsule 1-celled, three- 

 valved, three-seeded. 



In honor of Wm. Hudson, a correspondent of Linnreus, and author of Flora 

 Anglica. Cal. inferior, of one leaf, unequally 5-parted, 2 of the divisions ob- 

 solete, colored. Stam. 15 to 30. Caps. 1 to 3 seeded. 



1. H. TOMENTO'SA. j\'. 



Hoary-tomentose ; leaves ovate, imbricate, shorter than the intervals of the 

 stem ; flowers subsessile ; calyx obtuse. Grows upon the sea-shore. The whole 

 plant covered with a whitish down. Stem and branches with numerous, mi- 

 nute leaves. Flowers lateral, small, yellow. Jl. Doicny Hudsonia. 



2. H. ericoi'des. 



Leaves acerose-subulate ; peduncles filiform, hairy. A very delicate shrub, 

 found in pine barrens. Stem half a foot high, procumbent, round, with many 

 short, compound branches. Leaves needle-like, scattered, oppressed to the 

 stem, minute. Flowers lateral, yellow, the stalks longer than the leaves. 

 Jn. False Heath. 



ORDER XXI. HYPERlCACEiE. 



Cal. — Sepals 4 — 5, distinct or cohering-, persistent, unequal, dotted. 

 Cor. — Petals 4 — 5, hypogynous, festivation twisted, veins oblique, dotted. 

 jSta. — Hypogynous, indefinite, in 8 or more parcels. Anihers versatile. 

 Ova. — Single, superior. Styles slender. Stig^na simple. 

 Fr. — A capsule or berry, many-celled. Steda indefinite, minute. 



A small order very generally distributed, presenting a very great variety in habit, and 

 flourishing in all kinds of localities. Tlie juice of many species is considered purgative 

 and febrifugal. 



Genera. 



Triadelphous : the parcels alternating with 3 hypo^'nous glands, . . Elodea. 1 



Triadelphous or polyadelphous ; without any glands, .... Hypericum. 2 



1 . E L O' D E A . 



Sepals 5, equal, somewhat united at the base; petals five, 

 deciduous, equilateral; stamens 9, triadelplious, the parcels 

 alternating with 3 hopogynous glands ; styles three, distinct ; 

 capsule 3-c(;lled. 



Perennial herbs, with pellucid-punctate leaves, the axils leafless. 



E. Virgi'NICUM. A'. Hypericum Virginicum. L. 



Flmccrs with 9 stamens, in 3 distinct sets, with nectariferous glands between 

 each set; styles 'i; /cv/i'fs elliptical, obtuse, subcordate, clasping; sic7?t herba- 

 ceous, compressed. The leaves of this species are much larger than any of 

 the foregoing, except the first. Stem and leaves reddish, about a foot high. 



