50 FAM. 58, 59. 



P. hydropiperoides. Leaves acute, ciliate, ocreae fringed; stamens 8. 



P. lapathifolia (densiflora). Leaves and ocreae ciliate; stamens 6. 



P. setacea. Leaves acuminate, strigose on both sides; ocreae strigose, fringed 



with bristles; stamens 8. 

 P. hirsuta. Leaves cordate, acute; ocreae hispid, fringed with short bristles; 



stamens 8 or fewer. 



68. Chenopodiaceae, Goosefoot Family. 



More or less fleshy herbs, chiefly weed-like, or shrubby 

 plants, rarely vines; leaves alternate or opposite, exstip- 

 ulate; bracts not scarious; flowers greenish, sometimes 

 single, mostly clustered; calyx of 2-5 sepals; stamens as 

 many as sepals or lobes, or less; ovary 1-celled, styles 2-5 

 more or less united; fruit a utricle or an achene. 



1. Herbs with leaves normal; flowers perfect or some of them pistillate, 



calyx fleshy or herbaceous, and when mature without a wing. 



Waste places, ------ Chenopodium, Pigweed 



C. album. Plant pale green; flower-clusters dense; sepals glaucous, keeled; 

 seeds black, shining. Spring to Fall. 



C. murale. Plant deep green; flower-clusters small; sepals slightly glaucous, 

 not keeled; seeds not shining. Summer and Fall. 



C. anthelminticum, Worm-seed. Plant aromatic; flower-clusters in elon- 

 gated interrupted spikes; sepals glabrous; seeds smooth, shining. Summer 

 and Fall. 



2. Herbs or low shrubs with scaly pubescence, leaves normal; flowers 



dioecious or monoecious, pistillate flowers without a calyx; fruit 



enclosed in two bractlets, ----- Atriplex, Orache 



A. arenaria. Fruiting bractlets united to above the middle. 



A. cristata. Fruiting bractlets united only at the base; styles included. Both 

 on the coast. Spring to Fall. 



3. Fleshy, glabrous herbs with the leaves, reduced to scales or mere 



ridges, opposite at the numerous nodes; flowers perfect or poly- 

 gamous, 3-7, in cavities at the joints. — Salicornia, Glasswort or Samphire 



S. ambigua. Stem decumbent or trailing. On the coast. Summer and Fall. 



S. herbacea. Stem erect, joints longer than thick. Coast. 



S. mucronata. Stem erect, joints as long as thick. Coast. 



Cultivated in this family are: 



Beta vulgaris, Beet and Mangelwurtzel; with alternate leaves and fleshy roots; 

 flowers perfect in panicled spikes; calyx 5-cleft, stamens 5, ovary half-in- 

 ferior, stigmas 2. 



Spinacia oleracia, Spinach or Spinage; dioecious plant, with broad, fleshy radi- 

 cal leaves, somewhat arrow or halberd-shaped; flowers in small, axillary clus- 

 ters; stamens 4-5 in a 4-5 lobed calyx; ovary with 4-5 styles or stigmas in a 

 2-4 toothed, bractless calyx; the calyx enclosing the flattened achene be- 

 comes horny on the sides. 



59. Amaranthaceae, Amaranth Family. 

 Coarse herbs, rarely shrubs, with exstipulate simple 

 and entire leaves; inconspicuous flowers subtended by 



, 



