CHENOPODIACE^. (GOOSEFOOT FAMILY.) 407 



2. C. Ar.ncM, L. (LAMn's-QrARTERS. Pigweed.) Erect (1°-3«^ lii;xh), 

 mealy (itid jiale, soinetimcs f/reeii and the mealiness obscure ; kaves vanjinrf from 

 rhombic-ovate to lanceolate or the ujjpenuost even linear, acute, all or onlij the lower 

 wore or less anr/ulate-toothed ; clusters spikcd-panided, mostly dense; seed with 

 acute or bluntish marj,^ins. — Common, especially in cult, ground : extremely 

 variable. — The genuine C. album is considerably whitish-mealy, at least the 

 inflorescence, which is dense ; the calyx with strongly keeled lobes, and com- 

 pletely enclosing the fruit. A green form with somewhat entire leaves and less 

 dense inflorescence is C. viride, L. (Nat. from Eu.) 



Var. B0SC1A.NUM. Loosely branched, more slender, the mealiness obscure 

 or slight and only on the iuHoresccnce, which is laxer, the flowers smaller ; calyx 

 incompletely covering the fruit, its lobes moderately or slightly if at all keeled; 

 leaves inclined to be entire. (C Bosc'ianum, Moquin. C. Berlandieri, Moquin, 

 an intermediate form. C. polyspermum, var, spicatum, Ed. 2.) — More shady 

 places, Pennsylvania and southward. In some forms appears as if a distinct 

 species ; seemingly indigenous southwestward. 



3. C. GLAuct'M, L. (Oak-leaved Goosefoot.) Low (5' - 12' high), 

 spreading, glaucous meal;/, haves simiately pinnatijid-toothed, oblong, obtuse, pale 

 green above ; clusters spiked, small ; calyx-lobes not at all keeled ; seed sharfy- 

 edyed, often vertical. — Streets of towns: rather scarce. Brackish borders of 

 Onondaga Lake. (Nat. from Eu.) 



4. C. URBicuM, L. Rather pale or dull green, nearly destitute of meali- 

 ness, with erect branches (l°-3° high); leaves triangular, acute, coarse/y «7ic? 

 shurplji many toothed ; spike» erect, crowded in along and narrow racemose panicle; 

 calyx-lobes not keeled ; seed with rounded margins. — Var. riiombif^mum, 

 Moquin (C. rhombifolium, Afnhl.), is a fomi with the leaves more or less wedge- 

 shaped at the base, and with longer and sharper teeth. — Not rare eastward. 

 (Nat. from Eu.) 



5. C. murXle, L. Resembles No. 4, but less erect, loosely branched (1°- U° 

 high) ; leaves rhomboid-ovate, acute, coarsely and sharply unequally toothed, thin, 

 bright green; spikes or racemes diverging, somewhat corymbed; calyx-lobes scarcely 

 keeled; seed sharp-edged. — Boston to Illinois : rare. (Adv. from Eu.) 



6. C. iiy'bridum, L. (Maple-leaved Goosefoot.) Bright green 

 throughout; stem widely much branched (2° -4° high); leaves thin (2'- 8' 

 long), somewhat triangular and heart-shaped, taper-pointed, sinuate-angled, the 

 angles extended into a/ew/a»Y/e aW/)o/V//frfte//t; racemes diffusely and loosely 

 paniclcd, leafless ; calyx not fully covering the fruit, its lobes keeled ; seed sharp- 

 edged, the thin pericarp adhering closely to it. — Common. Heavy-scented, like 

 Stramonium. (Nat. from Eu.) 



§ 2. BOTRYOIS, Moquin. (Amrrtva, Moquin, in part.) Not mecdy, hut 

 more or less viscid-glandular and plens<tnt-aronmlic : seed frequently vertical, 

 ohtuse-edgrd : embryo forming only two thirds or three quarters of a ring. 



7. C. BoTRYS, L. (Jerusalem Oak. Feather Geranium.) Glan- 

 dular pubescent andvi.'icid; leaves slender-pet ioled, oblong, obtuse, sinuate piii- 

 natifid ; racemes cymose-diverging, loose, Irajess ; fruit not perfectly enclosed. — 

 Escaped from gardens. (Adv. from Eu.) 



