SYNOPTICAL KEY. 



XIX 



H- ^ ^_ ^- Fruit indehiscent dry or berry- or drupe-like, 2- (rarely 3 - 5-) o.-lled the cells ^vitl, 

 one suspended seed. Ovary with an epigynous disk (wanting in Garrljay 

 ++ Flowers in umbels. Herbs, mostly with alternate and compound leaves. 



il' aSuIcS'^' ^97?\.?T^' rf- f'^Y ^ ■ ^V"it '^^y- Umbels mostly compound. 



4b. Araliaceae, p. 2/3. Carpels and styles 4 or 5, iorming a berry-like fruit. Umbels panicled. 



++ +. Flowers in cymes or aments. Shrubs (rarely herbaceous) with opposite entire leaves. 



47. Cornace^, p. 274. Drupes baccate, 1 -2-celled. Flowers perfect and cymose, or dioecious 



and in aments, 4 - 5-merous : petals valvate, distinct : style 1. ^ "icetious 



Baccate drupes containing 1 to 5 seed-like nutlets. Flowers perfect, cymose, 5-merous • rietik 



mibncate, united. Shrubs with simple or pinnate leaves. SamL^eI in SrL£i^ 

 Fruit a berry or drupe contaming 2 to 5 thin 1 - 2-celled carpels or nutlets ovarieT 2 i ^3 



caipel, ascending Flowers 5-merous : stamens 10 or 20 : petals unbricate, distinct 



Shrubs or trees, with simple alternate stipulate leaves. Pomaces in Hosacece. 



Division II. GAMOFETAL^. Petals united above their base (very rarely wantin-). Calyx 

 generally persistent (sometimes minute). ^ 



A. Ovary inferior. 



* Filaments and anthers distinct. Leaves opposite. 



48. Caprifoliaceae, p. 277. Fruit a 1 - 5-celled, 1 - few-seeded berry or capsule. Stamens 4 or 



fti, n? ^ Tn"- • ''™^' ^"^^ ^'''^ ""'"P"'")' ^^t^ ^^"'Pl« 01- ^""i'lte leaves and no 

 stipules, heed albuminous. 



49. Rubiaceae, p. 281 Fruit dry, indehiscent, 2-4-celled, 2-4-seeded. Flowers recr„lar 



4 --5-merous : style 1, .ntnv „r .l.ft. Shrubs with capitate flowers, or herbs with flowers 

 rn Tr 1 • ^ •'^™°''' ' ^'''''^''" '"""■' "I'I'osite and stipulate, or verticillate. Seed allniminous 



50. Valenanaceae, p. 286. Ovary .i-oll.d, becoming a 1-celled 1-seeded akene-like fnllt Stai 



mens 3, fewer than the corolla-lobes. Flowers in-egnlar. Herbs, with oi.posite simple 

 or pmnate leaves, without stipules. Albumen none. ^ 



* * Anthers or filaments (5) united into a tube around the 2-cleft or entire style. No stipules. 



51. Compositae, p. 288. Fruit an akene. Flowers in an involucrate head : calvK reduced to 

 ro T t- ''^,.t''^l'l'"« or wanting : filaments mostly distinct. Albumen none. 



52. Lobehaceae, p. 443. Capsule 1 - 2-celled, many-seeded, more or less inferior. Flow.'is 



irn'gular, scattered or racemose : filaments united ; anthers sometimes distinct. Herbs 

 with alternate simple leaves. Seeds albuminous. 



* * * Stamens distinct. Leaves alternate, without stipules. 



53. Campanulaceae, p. 445. Capsule 2 - 5-celled, many-seeded, with central placentfc. Flow- 



ers regular, 5-merous : style 1,2- 5-lobed. Herbs ; leaves sinnde. Seeds albuminous 

 beny many-seeded, 4 - 5-celled. Flowers regular, 4 - 5-merous : anthers opening by terminal 



. fl pores : style 1. Shrubs, with simple leaves. Vaccinium in AV/cac«e. 

 Iniit fleshy, indehiscent. Flowers moncecious or dicecious : stamens commonly united. Tendril- 

 bearing trailing herbs. Cucurbitage^. 



B. Ovary superior or nearly so, compound. (Stipules none.) 



* Corolla regular. Stamens not didynamous, 



■+- Fruit 5 - many-celled. 



54. Ericaceae, p. 448. Fruit beny-like or capsular, 5 - 10-celled, 5 - many-seeded, with central 



(rarely parietal) placental. Flowers 4 -5-merous : style 1 : anther-cells opening by a 

 tei-miiial i)ore or chink. Shrubs, with simple alternate leaves (ojiposite in Kalmia), or 

 scaly bracted herbs without green foliage. 



55. Lennoaceae, p. 464. Fruit drupaceous, 12 - 20-celled and -seeded. Parts of the flower 5 to 



10 : style 1 : anthers opening lengthwise. Fleshy scaly herbs, without gi'eeu herbage. 



+- HH Fruit 1 - 4-celled. 

 ++ Fruit 1-celled, with a central basal placenta. 



56. Plumbaginaceae, p. 465. Capsule a 1-seeded utricle inclosed in the scarious calyx. Flowers 



5-meious : petals nearly distinct. Maritime acaulescent herbs, with entire leaves. 



57. Primulaceae, p. 466. Capsule 5-valved or cinnimscissile, few - many-seeded : placenta 



basal. Flowers mostly 5-merous : stamens oi)posite the lobes of the corolla, which is 

 wanting in Glaux : style 1. Herbs, with mostly entire alternate leaves. 



