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THALÍCTRUM anemonoides.
Anemom-flowered Meadow-Riie.
Linnean Class and Order. P O L Y A N D R IA P O L Y G Y N IA .
Natural Order. R A N U N C U L A C EÆ . D C. re /, ne/, sysi. noi. I . /). 127.
Tribus I I . A n e m o n e . Calycis corollæque æstivatio imbricata. P etala
0 aut plana. Carpella 1-sperma indehiscentia in caudas mucronesve sæpiùs
desinentia. Semen pendulum.— Folia radicalia aut alterna.
T H A L IC T R UM. Calyx 4-5-sepalus,sepalis ovatis petaloideis aut membranaceous
caducissimis. Stamina numerosa. Oraria 4-15. S ty li breves.
Cariopsides nunc costis elevatis longitudinaliter instructæ, nunc triangulares
angulis alatis, nunc inflatæ subvesicariæ. Embryo minimus ovatus, cotyledonibus
approximatis.—Herbæ perennes. Radices flavescentes, fasciculatce,
fib ris nunc cylindricis tenuibus (flbrosæ); nunc crassis obovatis (grumosa).
Caulis annnus erectus sæpiùs flstulosus. Folia soepissime petiolo ramoso tri-
ternatim secta, rarissime indivisa, semper alterna basi dilatata. Flores aut
cory mbosi, aut paniculati, aut subracemosi, lierbacei aut albi aut fla v i coloris.
Virtues. Herbæ sæpiùs fe tid a , radices amari flavicantes, ad colorera
luteum ollm tinctoriæ, purgantes (præsertim A. fla v i) tonicæ et rhabarbari
subæmulæ. D C . reg. veg. syst. nat. 1. p. 168-169.
Sect. IV . G r u m o s a , radicibus grumosis, sepalis petaloideis stamina
superantibus.
T. anemonoides, radice grumosa, floribus umbellatis, foliis floralibus petiolatis
biternatim sectis involucrum constituentibus. D C . reg. veg. syst.
nat. 1. p . 186.
Thalictrum anemonoides. Mich. flor. bor. am e r .l. p . 322. D C . p rodr. 1.
p . 15. Swt. hort. brit. edit. 2. p. 3.
Anemone tlialictroides. Linn. sp. 763. M ill. diet. n. 8. Juss. ann. mus. 3.
J). 249. Í. 2 1 . / . 2. Willd. spec.2. p . \2 8 4 . Hort. Berol. 1. t. A4. Pursh
flo r. amer. sept. 2. p . 387.
Habit and frond-like, as in Isopyrum, flowers disposed as
in Anemone, fruit of Tlialictrum. Roots black and grumose,
tubers 2-3 obovate, very blunt, intermixed with the very
slender fibres. Stems erect, slender, a span high, simple
and naked. Radicle leaves on long footstalks, which are divided
into 3 segments at the point; the segments ovate,
3-toothed, cordate at the base. Floralleaves2, opposite, the
petiole nearly 3-parted to the base, the segments ovate,
3-toothed, glaucescent: on footstalks in a sort of whorls,
ovate, and 3-toothed, constituting an involucrum. Fedkels 5
to 6, umbelled in var. a., in var. (i. one-flowered. Sepals va-,
rying in number from 5 to 7, spreading flat, obovate, white,
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