86 
NOVITATES AFRICAN AE 
anguste linearibus circumdata, filamentis pallide roseis, fere ad 3 mm. 
longis, interioribns longe barbatis, antheris pollineque anreis; discus 
conspicuus annularis, crebre profundeque crenulatus; ovarium supra 
subconcavum, cum aetate convexum 5-lobum, stigmatibus anguste 
subulatis, 1-5 mm. longis. 
Cape Province: Kalahari Region; Hay Div., Papkuil, fl. Aug. 1912, 
Canon G. L. Lawson (Bolus Herbarium, No. 18551). 
Described partly from dried specimens and partly from living material 
which flowered on the rockery at the MacGregor Museum, Kimberley, 
September, 1926. I am indebted to Miss AVilman for furnishing the 
material. 
Mesembrianthemum laxifolium, L. Bolus. Fruticulus erectus glaber, 15 — 25 
cm. altus, ramis adscendentibus vel erectis, ad 2 mm. diam., laxe foliatis; 
folia adscendentia vel fere erecta, saepe falcato-incurva, carinata, supra 
plana, lateribus levissime convexis, acuta vel acuminata, levia, luteo- 
viridia, 1-8 — 2-6 cm. longa, ad 3 mm. lata, 2 — 3 mm. diam. ; flores saepius 
solitarii, rarius 3-nati, meridie expansi, 3 — 3-5 cm. diam. ; receptaculum 
turbinatum; sepala 5, inter se inaequilonga, 0-7 — 1-1 cm. longa, lanceo- 
lata vel ovato-lanceolata, acuminata, 2 late membranaceo-marginata, 
membrana brunnea; petala 3-seriata, sat laxa, lineari-spathulata vel 
interiora linearia, apice integra vel irregulariter 2-dentata, roseo-purpurea, 
inferne alba, 0-5 — 1-6 cm. longa, ad 2 mm. lata; stamina erecta vel ex- 
teriora subpatentia, laxe disposita, 1 — 1-2 cm. diam., filamentis albis, 
omnibus basi barbatis, antheris pollineque pallide luteis; discus incon- 
spicuus annularis crenulatus; ovarium supra leviter convexum, stigma- 
tibus 5, crassis ovatis setaceo-acuminatis, 1-5 mm. longis. 
Cape Province: South- AA'estern Region; Riversdale Div., exact locality 
uncertain, Dr John Muir (National Botanic Gardens, No. ^p). 
Described from living specimens which flowered freely at Kirstenbosch 
during January and February, 1926. Perhaps the affinity is with the 
§ Falcata. 
Mesembrianthemum altigenum, L. Bolus. Glabrum, ramis decumbentibus, 
13 cm. longis vel ultra, ad 4 mm. diam., ramulis adscendentibus vel erectis, 
3 — 5 cm. longis, inferne reliquis induratis foliorum onustis, superne dense 
4 — 6-foliatis, axillis gemmiferis; folia fere erecta vel demum fere patentia, 
dense conferta, e basi gradatim attenuata acuta, supra plana, carina 
saepius inconspicua eccentrica, latere majore magis convexo quam altero, 
sordide glauco-viridia, fere levia, ad 2-7 cm. longa, basi 4 mm. lata, ad 
4 mm. diam., vagina fere ad 4 mm. longa, longitudinaliter impresse 
lineata; flores solitarii, meridie expansi, 2-3 cm. diam., pedunculo gracil- 
limo, 4 mm. longo, cum parte inferiore bractearum in vagina foliorum 
incluso, itaque flores quasi sessiles videntur; bracteae parvae, ad 6 mm. 
