SCROPHULABIACE^. (PIGWOET FAMILY.) 285 



of the corolla. Pod many-seeded. — Rank herbs, with mostly opposite leaves, 

 and small greenish-purple or lurid flowers in loose cymes, forming a terminal 

 narrow panicle. (So called because a reputed remedy for scrofvla.) 



1. S. nodosa, L. Smooth (3° -4° high); stem 4-sided; leaves ovate, 

 oblong, or the upper lanceolate, cut-serrate, rounded or heart>shaped at the base. 

 U (S. Marilandica, L., and S. lanceolita, Pursh.) — Damp copses and banks. 

 July. (Eu.) 



5. COL.L.iNSIA, Kutt. Collinsia. 



Calyx deeply 5-cleft. Corolla declined, with the tube saccate or bulging at 

 the base on the upper side, deeply 2-lipped ; the upper lip 2-cleft, its lobes partly 

 folded backwards ; the lower 3-cleft, its middle lobe keeled and sac-like, enclos- 

 ing the 4 declined stamens and style. Fifth stamen a slender rudiment. Pod 

 many-seeded. — Slender branching annuals, with opposite leaves, and handsome 

 party-colored flowers in umbel-like clusters, appearing whorled in the axils of 

 the upper leaves. (Dedicated to the late Zaccheus Collins, of Philadelphia, an 

 accurate botanist.) 



1. C. verua, Nutt. Slender (6' -20' high); leaves ovate; the lower peti- 

 oled ; the upper ovate-lanceolate, clamping by the heart-shaped ba^e, toothed ; 

 whorls about 6-flowered ; flowers long-pedunded ; corolla (blue and white) tutice the 

 length of the calyx. — Kich shady places, W. New Tork to Wisconsin and Ken- 

 tucky. May, June. 



2. C parvifldra, Dougl. Small ; lower leaves ovate or rounded, peti- 

 oled; the upper oblong-lanceolate, mostly entire; whorls 2 - 6-flowered ; flowers 

 short-pedunded ; the small (blue) corolla scarcely exceeding the calyx. — South 

 shore of Lake Superior (Pitcher) ; thence westward. 



C. BfcoLOK, Bentb., a showy Califomian species, has become common in 

 cultivation. 



6. CHELiONIi, Toum. Turtle-head. Skake-head. 



Calyx of 5 distinct imbricated sepals. Corolla inflated-tubular, with the 

 mouth a little open; the upper lip broad and arched, keeled in the middle, 

 notched at the apex ; the lower woolly-bearded in the throat, 3-lobed at the apex, 

 the middle lobe smallest. Stamens 4, with woolly filaments and very woolly 

 heart-shaped anthers ; and a fifth sterile filament smaller than the others. Seeds 

 many, wing-margined. — Smooth perennials, with upright branching stems, op- 

 posite serrate leaves, and large white or purple flowers, which are nearly sessile 

 in spikes or clusters, and closely imbricated with round-ovate concave bracts 

 and bractlets. (Name from xf^<»><")> a tortoise, the corolla resembling in shape 

 the head of a reptile.) 



1. C. glabra, L. Leaves very short-potioled, lanceolate or lance-oblong, 

 pointed, variable in width, &c. ; the flowers white, rose-color, or purple. Also 

 C. obliqua, L., &c. — Wet places ; common. July - Sept. — Called also Shell- 

 flower, Balmony, &c. 



