FAM. 36, 37 



b. Leaves abrupt cr roundish cr cordate at the base, 5-9 veined. - c 



b. Leaves acute at the base. 3-5 veined, and peduncles not longer 



than the petioles, __---_---e 



c. Berries black, ___.._____ d 



c. Berries red; leaves 5-veir.td; stem high-climbing. Margin of 

 swamps. Summer. _____-- S. lanceolata 



d. Leaves often more or less strongly auricled, or dilated, strongly 

 3-ribbed; stems low-climbing; flowers fragrant. Dry sand or 

 pine-land. Summer. ----- S. Beyrichii (auriculata) 



d. Leaves elliptic, 3-veined; stems high-climbing, prickly; berries 

 white during the first year, later black. Moist thickets. Sum- 

 mer. ---------- S. laurifolia 



e. Leaves ovate or oblong or round-ovate, ------ f 



e. Leaves fiddle-shaped or hastate; peduncles long; stems high- 

 climbing, prickly; berries black. Moist thickets. Early Sum- 

 mer. ----- S. Bona-nox (tamnoides), Stretch-berry 



f. Plants prickly, _-____----g 



f. Plants unarmed, except few prickles on the lower stem; pedun- 



cles 3-4 times as long as the petioles; leaves 7-9 or 11 veined, 

 often contracted in the middle; berries black. Dry soil. Spring. 



S. Pseudo-China, Bamboo-vine, or China-brier 



g. Leaves gTeen, peduncles not longer than the petioles, - h 

 g. Leaves glaucous beneath, 5-7 veined; peduncles 2-3 times as 



long as the petioles; berries bluish black, glaucous. Sandy 



soil. Spring. --------- S. glauca 



h. Berries bluish black; stems climbing high. Swampy thickets. 



Early Summer. -------- S. rotundifolia 



h. Berries coral-red; stem low with few prickles near the base. 



Swamps. Spring. ------- S. Walter i 



36. Leucojaceae | Amaryllidaceae), AmaryUU Family, 



Herbs with basal, usually sheathing leaves; perfect 

 flowers with an epigynous perianth of 6; stamens G in- 



led on a disk or on the throat of the perianth, filaments 

 sometimes united at the base or connected by a crown; 

 inferior or half inferior ovary, 1-3 celled; 1 style with an 

 entire or 3-lobed stigma. 



1. Stamens connected by a membrane forming a crown upon the peri- 

 anth; scape terminated by a single flower or by a bracted umbel, 



Hymenocallis (Pancratium), Spider Lily 



H. roUtum. Leaves linear; flowers 2-6 on the scape, white with short, green- 

 ish tube. Low sandy places. Early summer. 



1. Stamens not connected that way, _-_-_-_-. 



2. Parts of the perianth united into a tube, growing from bulbs. 3 



2. Parts of the perianth distinct down to the ovary, growing from rootstocks. 4 



3. Tube long and slender, abruptly spreading; stamens exserted, anth- 



ers versatile; style elongated, - Crinum, Butterfly Lily 



C. Amencanum. Succulent scape topped by a 2-4 flowered umbel, with a broad. 



