Echinochilon.] lxxxtx. boragine^e (baker and weight). 61 



bilabiate, irregular ; upper lip erect, obscurely 2-lobecl ; lower more 

 spreading, 3-lobed. Stamens 5, included in the corolla-tube ; filaments 

 very short ; anthers oblong. Ovary with 4 lobes attached to the conic 

 gynobase ; style filiform ; stigma 2-lobecl. Nuts 4, ovoid. Seed 

 straight ; cotyledons entire. — Hispid perennials, with many alternate 

 stem-leaves. Flowers small blue, arranged in leafy scorpioid spikes. 

 Species 2, the other from Aden. 



1. E. fruticosum, Desf. Fl. Allant. i. 167, t. 47. A dwarf 

 much-branched perennial, with stems and leaves densely clothed with 

 white bristly hairs. Leaves alternate, lanceolate, 3-6 lin. long. 

 Flowers sessile in the axils of the upper leaves, crowded towards the 

 tip of the branchlets. Calyx-segments lh lin. long. Corolla-tube as 

 long as the calyx ; limb bright blue, 2 lin. diam. — DC. Prodr. x. 27. 



Nile Land. Nubia : coast region near Ras Rauai, Schiveinfurth, 2107 ! 



Also in North Africa and Syria. 



17. ECHIUM, Linn. ; Benth. et Hook. f. Gen. PI. ii. 863. 



Calyx 5-partite ; segments linear or lanceolate. Corolla-tube 

 funnel-shaped, curved, the oblique throat not closed with scales ; lobes 

 5, imbricate, orbicular, unequal. Stamens 5, unequally inserted 

 below the middle of the corolla-tube ; filaments filiform, often dilated 

 at the base ; anthers ovate or oblong, obtuse, small. Ovary with 4 

 distinct lobes inserted on the narrow gynobase ; style filiform, bifid at 

 the apex ; stigmas small. Nuts 4, distinct, erect, ovoid, rugose. Seeds 

 erect ; cotyledons flat. — Herbs or shrubs. Stem-leaves alternate. 

 Spikes scorpioid, bracteate. Flowers usually blue or white. 



Species 30-40, spread through Europe, North Africa, Western Asia, and several 

 shrubby types in the Canaries and Azores. 

 Bristles spreading. 



Corolla half as long again as the calyx . . . 1. J&. Rauwolfii. 



Corolla twice as long as the calyx . . 2. JE. longiflonim. 



Bristles ascending . . . . . . . 3. JE. arenarium. 



1. E. Rauwolfii, Delile, Fl. Fgypte, 195, t. 19, fig. 8. Annual^ 

 with a slender root, which stains purple. Stem erect, much branched, 

 with copious spreading bristles. Stem-leaves sessile, linear-oblong, 

 small, with copious white bulbous-based bristles ; radical leaves oblanceo- 

 late, obtuse, 4-6 in. long, narrowed gradually into a short petiole. 

 Spikes finally 6 in. or more long ; bracts lanceolate, hispid. Calyx 

 very hispid, 4-6 lin. long; segments lanceolate. Corolla pallid, half as 

 long again as the calyx. Stamens reaching to the tip of the corolla- 

 lobes. Nuts smooth, shining, 1 ^ lin. long. — DC. Prodr. x. 23. 



Nile Land. Soud;in : between Berber and Khartoum, Schiveinfurth, 541 1 

 Getena, Schweinfurth, 911 ! region of Khartoum, Speke Sf Grant ! Kotschy, 264 ! 

 318 ! Brown, 36 ! Petherick ! Bromfield ! Blue Nile, Muriel, 44 ! near Wolet 

 Medine (Wold Medineh), Kotschy, 464 ! 



Also in North Africa and Western Asia. 



