328 SORB: GOOSEBERRY 



with pubescent stalks and calyx. Pollen whitish or 

 lemon-yellow, irregular and somewhat polymorphic but 

 mostly rounded or ellipsoid, nearly smooth, about 37 x 25/^, 

 with 3 longitudinal folds and striate. Styles densely to- 

 mentose below. Flowers proterogynous with half-exposed 

 honey. Fruit globoid, scarlet-crimson, berry-like, about 

 as large as a pea, i.e. about 10 mm. in diameter. 



8 8 Styles woolly, fruits slightly pyriform. 



Pyrus Sorbus, Gartn. Sorb. Very like P. Aucu- 

 paria, but the leaflets entire up one-third from the 

 base. 



The flowers larger, and fewer in the corymb ; the 

 pollen more regular, ellipsoid, simple, smooth, with 3 slits 

 and 36 p, the 5 calyx-lobes more reflexed ; and the ovary 

 of 5 carpels and with 5 tomentose styles. The fruit also 

 more pyriform, 5-chambered and about 30 mm. long. 



+t Flowers not Kosaceous, the stamens equal 

 in number to the petals; style 1, not trace- 

 able through the disc below. Ovary quite 

 inferior. 



Ovary I- chambered, with numerous ovules 

 on two parietal placentae; style deeply bifid. 

 Pollen very polymorphic : quadrangular, 

 pyramidal-truncate, or truncate-conoid, or 

 prismatic and four-angled, or a creased and 

 deformed sphere, 20 30 /z long. Fruit a 

 true berry. (Kibes.) 



[~l Flowers green, 1 2 together on dwarf 

 shoots; berry yellowish, hairy, 15 25mm. 

 Spinose bush. 



Ribes Grossularia, L. Gooseberry (Fig. 135). Bush, 

 with pulvinar, and sometimes internodal prickles as well, 

 the former usually trifid. 



