Hebenstreitia.} C. SELAGINEE (ROLFE). 265 
fissure below the lobes, included; filaments short ; anthers oblong or 
linear, perfectly I-celled. Ovary 2-celled; style entire. Fruit oblong 
or ovate, subterete or compressed ; carpels both perfect or one abortive, 
rarely dividing into separate nutlets; pericarp somewhat hardened, 
Sometimes corky and with a pair of spurious lateral cells in each carpel. 
Seeds oblong, cylindric.—Small shrubs, undershrubs, or annual herbs. 
Leaves alternate or the lower opposite, narrow or sometimes broad, 
entire or toothed. Spikes terminal, often dense, short or elongate. 
Flowers sessile, white or yellow, rarely pink. Bracts mostly short, 
broad and imbricate, the lower ones sometimes leaf-like. 
_ Species about 20 in South Africa, one extending thence into Tropical Africa, where 
it is very widely diffused, and one only in Tropical Africa. 
Corolla 4-6 lin, long. . . . . . - L. H, dentata. 
Corolla 213 lin. long . . . : . . 2. H. Holubii. 
_ 1. H. dentata, Linn. Sp. Pl. ed. i. 629. A small shrub, 1-2 ft. 
high, more or less copiously branched. Branches glabrous or puberulous. 
Leaves numerous, linear or rarely linear-lanceolate, acute, entire or 
Shghtly toothed on the upper half, }-14 (rarely up to 33) in. long, or 
the radical sometimes longer, {—1 lin. broad, or rarely broader, glabrous 
or slightly puberulous. Spikes terminal, up to 6 in. long when in fruit, 
many -flowered, usually dense. Bracts ovate-lanceolate, acute or acu-~ 
minate, margin often scarious, 2-2} lin. long. Calyx oblong-lanceolate, 
acute, 14-2 lin. long. Corolla 4—6 lin. long; lobes broadly oblong, 
very variable in shape and colour, the latter ranging from white or 
ight yellow with an orange blotch on the limb to (according to Johnston) 
light pink with a crimson blotch, or even deep mauve. Fruit oblong, 
2~2 lin. long.—Lam. Encycl. t. 521; Bot. Mag. t. 483; Choisy in DC. 
Prod. xii. 3; A. Rich. Tent. Fl. Abyss. ii. 174; Oliv, in Trans. Linn. 
Soc. ser. 2, ii, 344; Wettst. in Engl. Pfl. Ost-Afr. C. 358. H. dentata, 
Linn,, var. integrifolia, Choisy in DC. Prod. xii. 4; Oliv. in Trans. Linn. 
Soe. xxix, 132, H. angolensis, Rolfe in Journ. Bot. 1886, 174. ; 
Al Nile Land. Eritrea: near Saganeiti, 7200 ft., Schweinfurth §° Riva, 1377! 
; yssinia : Tigre ; Mount Kubbi, in the middle and upper parts, 8000 ft. (2), Schimper, 
39! Samen ; Woitsoh Woha, at the sources of the River Ataba, Stewdver, 1313! 
Shoa ; Ankober, Roth, 489! and without precise locality, Petit ! Schimper, 91s! 
British East Africa : crater south of Lake Naivasha, 7800 ft., Zaomson ! Leikipia, 
8000 ft., Thomson ! Kavirondo; Nandi Range, Scott-Elliot, 6974 ! 
, bower Guinea, Angola: in bushy places near the streams of Humpata, 
Welwitsch, 4786! 4787 ! 
& Mozamb, Dist. (German East Africa : Karagwe, on dry hills, 4000-5000 ft., 
olt-Elliot, 8187! 8212! Kilimanjaro, 9000-14,000 ft., Thomson! Johnston, 47: 
~“4gara; Robeho Mountains, 4770 ft., Speke § Grant! British Central Africa: 
“yasaland ; on the higher Nyika Plateau, 6000-7500 ft., Whyte! 
hie widely diffused in South Africa. . 
at first Sight widely diffused species, this is very polymorphic, times, I have failed 
to fina sight appear distinct, though, after examining them many Hes, a idered 
distinct any distinguishing characters, Even the Angolan one, for j eH 
a » Whose leaves sometimes attain a length of 3} inches, seems to pass | : 
entata by almost inappreciable stages. The colour, too, 1s very variable. On Mount 
and some of the forms 
