285. 
299. 
116. 
336. 
287. 
301. 
288. 
280. 
319. 
278. 
LINN-EAN SYNOPSIS OF GENERA. XXxxi 
Urrica. Perianth 4-leaved. Perigone 2-leaved. Stam. 
equalling the perianth. 
Aunvus. Fl. in imbricated catkins. Scales of male fl. 3- 
lobed, 3-flowered. Perianth 4-fid. Perigone 0. 
Order V. PENT- POLY- ANDRIA. 
* Fl. not in catkins, with cal. and cor. 
MyriopHyLuum. Pet. of male fl. 4, deciduous. Stam. 8. 
Germ. inferior. 
Sacitraria. Pet.3. Stam. about 24. Carp. numerous 
upon a globose receptacle. 
. Bryonra. Cal. with 5teeth. Cor. 5-cleft. Filaments 3. 
Anth. 5. Fr. an inferior berry. 
** Fl. not in catkins, imperfect. 
. Xantuium. Involucre of male many-leaved, with a 5- 
toothed perianth; of female 1-leaved, inclosing 2 flowers. 
. CERATOPHYLLUM. Perianth many-leaved. Stam. 16—20. 
Nut ending in a spine. 
. ErtocauLon. Perianth 4—6-cleft. Stam.4—5. Caps. 
2—3-lobed, 2—3-celled. 
. AMARANTHUS. Perianth 3—4-leaved. Stam. 3 or 5. Caps. 
opening all round. 
. Porerium. Perianth 4-cleft. Fr. 2 nuts, vested with 
the hardened quadrangular tube of the perigone. 
*** Fl. in catkins. 
Nat. Order 77. AMENTIFERZ (in part). 
Order VI. MONADELPHIA. 
[Filaments of stam. united below into one set. ] 
Pinus. Male fl. in racemose catkins. Fr. in cones. 
Class XXII. DIGICIA. 
Sauix. Perianth 0. Stam. and pistils with 1 or 2 glands 
at the base. Anth. 1—5, usually 2. 
EmpetruM. Cal. 3-parted. Pet. 3. Stam. 3. 
Ruscus. Sep. 6. Pet.0. Stam. 3. 
Hipporpuar. Male fl. with a perianth of 2 deep roundish 
lobes. Stam.4. Fem. fl. with a tubular bifid perianth. 
Stigma elongate. 
