10 L0I1ELIACE.E. 



3. PAIiMERELLA, Gray. 



I. P. deUlis, Or. Stems very leafy, 1 or 2 ft. high, ending m leafy-bracted r&cmaa. 



4. LAXTBENTIA, MicheU. 



L Xo camosula, Benth. Sooting in mud, 1 to 5 inches high: leaves entira. 



6. DOWNINGIA, Torrey. 



1. D. elegans, Torr. Often 9 to 12 inches high: leaves slender: coroUa blue wtth 

 white and yellow spot on lower lip like the following: 



2. D. pulchella, Torr. Lower corolla lip broader than long. 



3. D. bicomuta, Gr. Corolla lip with a pair of hollow appendages at baae. 



4. D. concolor, Greene. Slender, diffuse: corolla blue throughout. 



CAIIIPANULACE^ 



Capsule club-shaped, crowned with the rigid calyx -lobes, opening oo top 1 



Capsule oblong, opening by 2 or 3 holes in the sides: seeds flattened 3 



Capsule short, opening as in No. 2: flowers all with corolla: calyx-lobes slender 3 



Capsule obpyramidal, bursting indefinitely: calyx-lobes ovate, toothed 4 



1. GITHOPSIS, Nuttall. 

 1. Q. Bpeculaiioides, Xutt. Leaves small, coarsely toothed: flowers oil alike- 



2. SFECULAIilA, Heister. 



1. S, biflora, Gr, Leaves ovate to lanceolate: lower flowers apetalous, sepals 3 or 4. 



2. S. perfoliata, A. DC. Stouter: leavesround, cordate-clasping: lower flowerssimilar. 



3. CAJffiPANXriiA, Toumefort. 



Annual: flowers erect; calyx -lobes connivent about the style in fruit. 1 



Perennials: calyx-lobes not connivent in fruit: corolla deeply lobed. 



Style not longer than the corolla 2, 3, 4 



Style filiform, exceeding the corolla: leaves sharply serrate 4, 6, 6 



1. C. ezigua, Battan. Branching and flowering from base, 2 to 8 inches high. 



2. 0. Bcabrella, Engelm. Whitened with short hairs, flowers erect, 5 6 lines long. 



3. C. rotundifolia, L. Stem leaves linear: corolla bright blue, 6 to 12 lines long. 



4. C. linnseifolia, Gr. Leaves broad, obtuse, crenately serrate: corolla light blue. 

 6. 0. Scouleri, Hooker. Leaves ovate to lanceolate, short petioled : pedicels long. 



6. 0. prenantboides, Ihirand. Leaves mostly sessile: flowers often clustered: pedi- 

 cels short 



